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#1
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12vdc car battery charger
My 40 year old steel case 6 amp automotive battery charger finally died.
I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? |
#2
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12vdc car battery charger
On 1/26/21 2:44 PM, alan wrote:
My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps |
#3
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12vdc car battery charger
On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote:
On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. |
#4
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12vdc car battery charger
On 1/26/2021 2:44 PM, alan wrote:
My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ |
#5
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12vdc car battery charger
In alt.home.repair, on Tue, 26 Jan 2021 14:59:10 -0500,
wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). One thing I sometimes hate about Usenet is that people answer questions that were not asked, even questions that posters said they didn't want an answer for. But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps It looks pretty nice and only $27. I wish I needed one but I still have the ones my cousin gave me in 1965 and the one I found broken on the sidewalk in Brooklyn in 1975. |
#6
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12vdc car battery charger
On 01/26/2021 12:59 PM, wrote:
On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. |
#7
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12vdc car battery charger
On 01/26/2021 06:36 PM, Ed Pawlowski wrote:
On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ I use a BatteryMINDer, same idea. I pull the batteries out of the bikes and the pickup in the winter and it keeps them charger and happy. |
#8
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12vdc car battery charger
"micky" wrote in message ... In alt.home.repair, on Tue, 26 Jan 2021 14:59:10 -0500, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). One thing I sometimes hate about Usenet is that people answer questions that were not asked, It can make sense to do that at times. even questions that posters said they didn't want an answer for. Ditto. But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps It looks pretty nice and only $27. I wish I needed one but I still have the ones my cousin gave me in 1965 and the one I found broken on the sidewalk in Brooklyn in 1975. |
#9
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12vdc car battery charger
On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote:
On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ If in the USA Ace haedware has a basic charger for $60.00 https://www.acehardware.com/departme...argers/8012982 No analog meter but in my experience that meter is the largest cause of failure on basic shargers. I've replaced 3 or 4 over the years on my "collection" of chargers (some of which are well ovewr 40 years old) My newest one is a MotoMaster Eliminator charger from Canadian Tire - 4 amp and 2 amp trickle with numerous LED indicators. I had a Shumacher automatic charger that never did work properly. I have 3 "basic" chargers, 6, 10 anf 15 amp IIRC - fromthe '60s, '80s, and '90s. Here in Canada Grainger carried the Westward line of chargers with analog meters - the cheapest is $118 Canadian dollars and is 2/10/55 amp. Napa Part #: NBC 85510 is a 10/6/2 amp with an LED "meter" for $80 in the USA. Seems any charger less than $75 or so is JUNK |
#10
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12vdc car battery charger
On 1/26/2021 7:36 PM, rbowman wrote:
On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.Â* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. |
#11
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12vdc car battery charger
On 1/26/2021 6:28 PM, micky wrote:
In alt.home.repair, on Tue, 26 Jan 2021 14:59:10 -0500, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). One thing I sometimes hate about Usenet is that people answer questions that were not asked, even questions that posters said they didn't want an answer for. But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps It looks pretty nice and only $27. I wish I needed one but I still have the ones my cousin gave me in 1965 and the one I found broken on the sidewalk in Brooklyn in 1975. Digital conversion technology does not need big honking transformers to produce the proper power. |
#12
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12vdc car battery charger
On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote:
On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Another option - from Home Despot in the USA - a STARK GT25 12/24 volt 10/25 amp analog charger - internet #313076759 Model # 21530-H $76 |
#13
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12vdc car battery charger
On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote:
On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Also from Home Despot Internet #310342966 Model # HW6000015 50/10/2 amp analog $68 |
#14
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12vdc car battery charger
On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote:
On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Harbor Fright has a Centec 2/6 amp unit on clearance for $30. SKU 56744, 56799 Classic steel case with plastic front, analog meter,and chintzy slide switch straight out of the 'seventies |
#15
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12vdc car battery charger
On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote:
On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ I just spent some time on youtube where a user called Magic Smoke disassembles and repairs a couple of CTEK chargers. He is not kind, and in fact he is brutal when he describes the poor circuit design of the CTEK chargers. |
#16
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Lonely Obnoxious Cantankerous Auto-contradicting Senile Ozzie Troll Alert!
On Wed, 27 Jan 2021 15:42:40 +1100, cantankerous trolling geezer Rodent
Speed, the auto-contradicting senile sociopath, blabbered, again: FLUSH the trolling senile asshole's latest troll**** unread -- Norman Wells addressing trolling senile Rodent: "Ah, the voice of scum speaks." MID: |
#17
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12vdc car battery charger
On 27/1/21 8:39 am, trader_4 wrote:
On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#18
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12vdc car battery charger
On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote:
On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Reports say Bob F is full of ****. Fortunately I have him in a kill file so I only see his name when Clare replies. Ever use one to rejuvenate an older battery or are you just reading 'reports'? |
#19
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lowbrowwoman, the Endlessly Driveling Senile Gossip
On Wed, 27 Jan 2021 07:37:20 -0700, lowbrowwoman, the endlessly driveling,
troll-feeding, senile idiot, blabbered again: Reports are that the "pulse tech" charging concept is nonsense. Reports say Bob F is full of ****. Fortunately I have him in a kill file so I only see his name when Clare replies. Ever use one to rejuvenate an older battery or are you just reading 'reports'? LOL I say you are another typical senile bigmouth hiding behind her pretend-killfile, lowbrowwoman! |
#20
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12vdc car battery charger
On Wednesday, January 27, 2021 at 8:11:24 AM UTC-5, Xeno wrote:
On 27/1/21 8:39 am, trader_4 wrote: On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. -- Xeno i don't see anything that indicates the old charger he has is suitable to be left on a battery indefinitely. He doesn't even say it's trickle charge capable. Trickle charge ones that just continually applied a small charging current have been replaced starting decades ago with smart chargers that monitor the battery and only apply a small charge to refresh it when needed, eg the Battery Tender products. |
#21
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12vdc car battery charger
In alt.home.repair, on Wed, 27 Jan 2021 15:42:40 +1100, "Rod Speed"
wrote: "micky" wrote in message .. . In alt.home.repair, on Tue, 26 Jan 2021 14:59:10 -0500, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). One thing I sometimes hate about Usenet is that people answer questions that were not asked, It can make sense to do that at times. Those are the times I don't hate it. even questions that posters said they didn't want an answer for. Ditto. That's why I did it here. But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps It looks pretty nice and only $27. I wish I needed one but I still have the ones my cousin gave me in 1965 and the one I found broken on the sidewalk in Brooklyn in 1975. |
#22
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12vdc car battery charger
On Tue, 26 Jan 2021 21:28:07 -0500, micky posted for all of us to digest... But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one Proper battery chemistry for the application. I have AAA and not going anywhere fast. If you are stuck in a long line of slow moving vehicles I am leading the parade. BUT I do pull over if I see my followers are being courteous and need to work to fund my $$. More than two is a sign and bumper riders and light flashers are disqualified. ;-) -- Tekkie |
#23
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12vdc car battery charger
On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski posted for all of us to digest... On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ I have only read some of the posts but something to keep in mind is the Schumacher makes most chargers and re-brands them. https://www.batterychargers.com/ -- Tekkie |
#24
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12vdc car battery charger
On Wed, 27 Jan 2021 01:22:03 -0500, Clare Snyder posted for all of us to digest... On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote: On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Harbor Fright has a Centec 2/6 amp unit on clearance for $30. SKU 56744, 56799 Classic steel case with plastic front, analog meter,and chintzy slide switch straight out of the 'seventies Do the cables melt and burn your hand or does the unit blow first? I I see I reposted a the link in here to Schumacher. I think they are made in China now but not positive. -- Tekkie |
#25
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12vdc car battery charger
On Wed, 27 Jan 2021 01:55:27 -0600, Jim Joyce posted for all of us to digest... On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote: On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ I just spent some time on youtube where a user called Magic Smoke disassembles and repairs a couple of CTEK chargers. He is not kind, and in fact he is brutal when he describes the poor circuit design of the CTEK chargers. Letting the smoke out in controlled conditions is always an enjoyable experience. -- Tekkie |
#26
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12vdc car battery charger
On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote:
On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ It is hard to beat a solar battery maintainer. I have one on my boat, one for my lawn tractor and one for the truck we seldom use. I am going to get one for my wife's car now that she isn't driving much. |
#28
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12vdc car battery charger
On Thu, 28 Jan 2021 00:11:15 +1100, Xeno
wrote: On 27/1/21 8:39 am, trader_4 wrote: On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. Not if you want any life from the charger either. It's goof dor about 60 seconds )for cranking smaller displacement engines with geared starters) 50 amps for any length of time melts the ammeters. sharging a low battery at 50 amps won't hurt the battery - in the car it can charge at 100 amps on many of tofay's cars (150 amp alternators are not uncommon) |
#29
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12vdc car battery charger
On Wed, 27 Jan 2021 16:15:31 -0500, Tekkie©
wrote: On Wed, 27 Jan 2021 01:22:03 -0500, Clare Snyder posted for all of us to digest... On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote: On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Harbor Fright has a Centec 2/6 amp unit on clearance for $30. SKU 56744, 56799 Classic steel case with plastic front, analog meter,and chintzy slide switch straight out of the 'seventies Do the cables melt and burn your hand or does the unit blow first? I I see I reposted a the link in here to Schumacher. I think they are made in China now but not positive. At 6 amps the cables won't even get warm. They are roughly 14 gauge minimum. The ones with the 50 amp boost WILL warm the cables - duty cycle is about 30 seconds and 10%. 30 seconds on and 5 minutes off. |
#30
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12vdc car battery charger
On 28/1/21 1:58 am, trader_4 wrote:
On Wednesday, January 27, 2021 at 8:11:24 AM UTC-5, Xeno wrote: On 27/1/21 8:39 am, trader_4 wrote: On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. -- Xeno i don't see anything that indicates the old charger he has is suitable to be left on a battery indefinitely. He doesn't even say it's trickle charge capable. Trickle charge ones that just continually applied a small charging current have been replaced starting decades ago with smart chargers that monitor the battery and only apply a small charge to refresh it when needed, eg the Battery Tender products. My old charger, very similar to the one in the OP pic, is rated at 4 amps. If the battery needs charging, then the current will ramp up to 4 amps, which is a trickle charge. As the battery reaches fully charged, its internal resistance will increase and the charger out will reduce voltage and current commensurately. Typically it drops to 1 amp or less and, on a typical 30-40 AH battery, that's a float charge and it is generally insufficient to damage a battery if left on full time. Sure, it is not *intelligent* and all the newer smart chargers have more charging modes, my smart charger having 4 or 5, but for most people the need for all these is minimal. The issue I found with some smart chargers is that they won't always correctly assess a battery's state. Mine is certainly like that whereas the old one always charges the battery regardless. FWIW, while I have a charger capable of providing an intelligent float charge, I never leave it connected long term unless it is on a timer. -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#31
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12vdc car battery charger
On 28/1/21 2:51 pm, Clare Snyder wrote:
On Thu, 28 Jan 2021 00:11:15 +1100, Xeno wrote: On 27/1/21 8:39 am, trader_4 wrote: On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. Not if you want any life from the charger either. It's goof dor about 60 seconds )for cranking smaller displacement engines with geared starters) 50 amps for any length of time melts the ammeters. sharging a low battery at 50 amps won't hurt the battery - in the car it can charge at 100 amps on many of tofay's cars (150 amp alternators are not uncommon) Whilst the alternator is capable of charging at rates of 30amps and upwards, It is never recommended that you let the alternator charge the battery if it has been flattened to any degree. The rule I was taught back in the 60s was you remove the battery from the car and charge it at the *safe charging rate* which was, IIRC, 10% of the amp hour rating of the battery. That ensures a long life. The alternator is designed to run the car electrics and it is not designed as a charger per se. That's why it is recommended that the car battery be occasionally put on a trickle charger now and then to remove sulphation and top it off to the correct voltages. -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#32
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12vdc car battery charger
On 27/1/21 1:28 pm, micky wrote:
In alt.home.repair, on Tue, 26 Jan 2021 14:59:10 -0500, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). One thing I sometimes hate about Usenet is that people answer questions that were not asked, even questions that posters said they didn't want an answer for. But.... My battery went dead at a hamfest a couple years ago and a guy with one of those little things jumped it. No bigger than 2 or 3 packs of cigarettes. I still don't know how they work and can't believe they do. It was a big convenience. My battery is almost new now but I still plan to buy one They are handy t have. I keep one in the car and one in the garage. The snag with those, if it can be called that, is that they need to be topped up every now and then, at least once every 3 months, preferably once every month. I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps It looks pretty nice and only $27. I wish I needed one but I still have the ones my cousin gave me in 1965 and the one I found broken on the sidewalk in Brooklyn in 1975. I had two but I *foolishly* lent one to a friend and he dropped it. No wonder we call him passion fingers! -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#33
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12vdc car battery charger
On 27/1/21 4:51 pm, Bob F wrote:
On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.Â* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. The underlying principles seem to make sense. Mine has the function and the last battery I had charged required pulse mode. I'll let you know how it went next time I need to top off the same battery. -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#34
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12vdc car battery charger
On 28/1/21 1:37 am, rbowman wrote:
On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote: On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos.* 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Reports say Bob F is full of ****. Fortunately I have him in a kill file so I only see his name when Clare replies. Ever use one to rejuvenate an older battery or are you just reading 'reports'? Yeah, that's why I needed to use mine in pulse mode. Note, I had to force it into pulse mode otherwise live with it saying the battery was knackered. -- Xeno Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
#35
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12vdc car battery charger
On Wed, 27 Jan 2021 18:03:16 -0600, Jim Joyce
wrote: On Wed, 27 Jan 2021 16:56:57 -0500, wrote: On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote: On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ It is hard to beat a solar battery maintainer. I have one on my boat, one for my lawn tractor and one for the truck we seldom use. I am going to get one for my wife's car now that she isn't driving much. "solar battery maintainer" doesn't tell me much. Solar obviously refers to the less important aspect of how power comes into the charger, but nothing about the more critical aspect of how power is applied to the battery. Not only that, it sounds like it may not work well at night or in an unlighted garage. I guess I'll pass on that idea. I agree in a garage, maybe not so much but the sun shines every day if your vehicle is outside. It is plenty to keep a battery up with the advantage that it works without needing AC power where you are. No extension cords to screw with when you drive away. https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1 |
#36
Posted to alt.home.repair
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12vdc car battery charger
On Wed, 27 Jan 2021 23:52:11 -0500, wrote:
On Wed, 27 Jan 2021 18:03:16 -0600, Jim Joyce wrote: On Wed, 27 Jan 2021 16:56:57 -0500, wrote: On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote: On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ It is hard to beat a solar battery maintainer. I have one on my boat, one for my lawn tractor and one for the truck we seldom use. I am going to get one for my wife's car now that she isn't driving much. "solar battery maintainer" doesn't tell me much. Solar obviously refers to the less important aspect of how power comes into the charger, but nothing about the more critical aspect of how power is applied to the battery. Not only that, it sounds like it may not work well at night or in an unlighted garage. I guess I'll pass on that idea. I agree in a garage, maybe not so much but the sun shines every day if your vehicle is outside. It is plenty to keep a battery up with the advantage that it works without needing AC power where you are. No extension cords to screw with when you drive away. https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1 7.5 watts? That doesn't sound good at all. That would be midday in direct sun, so even less before and after that. I'll stick with my Battery Tender, which has been working well for more than a decade now. |
#37
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12vdc car battery charger
On 01/27/2021 09:43 PM, Xeno wrote:
On 28/1/21 1:37 am, rbowman wrote: On Tue, 26 Jan 2021 21:51:55 -0800, Bob F wrote: On 1/26/2021 7:36 PM, rbowman wrote: On 01/26/2021 12:59 PM, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps I don't have that brand but it does have a feature older chargers don't: https://www.chargingchargers.com/tut...sulfation.html That link is pushing their own chargers but the technology is the same. Reports are that the "pulse tech" charging concept is nonsense. Reports say Bob F is full of ****. Fortunately I have him in a kill file so I only see his name when Clare replies. Ever use one to rejuvenate an older battery or are you just reading 'reports'? Yeah, that's why I needed to use mine in pulse mode. Note, I had to force it into pulse mode otherwise live with it saying the battery was knackered. Years ago I loaded batteries for recycling in Tucson. The guy had a lot of batteries on a pulse system. He would run the tradeins through the system and if they showed signs of life would sell them as used. Used tires were another big thing in that area. A lot of people were keeping their junkers running on fumes. |
#38
Posted to alt.home.repair
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12vdc car battery charger
On Thursday, January 28, 2021 at 12:15:17 AM UTC-5, Jim Joyce wrote:
On Wed, 27 Jan 2021 23:52:11 -0500, wrote: On Wed, 27 Jan 2021 18:03:16 -0600, Jim Joyce wrote: On Wed, 27 Jan 2021 16:56:57 -0500, wrote: On Tue, 26 Jan 2021 20:36:10 -0500, Ed Pawlowski wrote: On 1/26/2021 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Chargers are good for dead batteries but battery tenders keep them from going dead. The new AGM betteries and all the electronics are more touchy than ever. Ger something like this https://www.stingrayforums.com/threa...-charger.7036/ It is hard to beat a solar battery maintainer. I have one on my boat, one for my lawn tractor and one for the truck we seldom use. I am going to get one for my wife's car now that she isn't driving much. "solar battery maintainer" doesn't tell me much. Solar obviously refers to the less important aspect of how power comes into the charger, but nothing about the more critical aspect of how power is applied to the battery. Not only that, it sounds like it may not work well at night or in an unlighted garage. I guess I'll pass on that idea. I agree in a garage, maybe not so much but the sun shines every day if your vehicle is outside. It is plenty to keep a battery up with the advantage that it works without needing AC power where you are. No extension cords to screw with when you drive away. https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1 7.5 watts? That doesn't sound good at all. That would be midday in direct sun, so even less before and after that. I'll stick with my Battery Tender, which has been working well for more than a decade now. That's 600ma, nothing to sneeze at. It's not going to charge it quickly, but to maintain it where there is sunlight it would be perfect. Like if you have a car you're going to leave somewhere for a month or more. It also will charge it if you have enough time. |
#39
Posted to alt.home.repair
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12vdc car battery charger
On Wednesday, January 27, 2021 at 11:35:43 PM UTC-5, Xeno wrote:
On 28/1/21 2:51 pm, Clare Snyder wrote: On Thu, 28 Jan 2021 00:11:15 +1100, Xeno wrote: On 27/1/21 8:39 am, trader_4 wrote: On Tuesday, January 26, 2021 at 2:59:21 PM UTC-5, wrote: On 1/26/21 2:44 PM, alan wrote: My 40 year old steel case 6 amp automotive battery charger finally died. I only want to replace it (and I don't want a contraption that jumps cars). I just want a new 120VAC simple sturdy 12VDC automotive car battery charger. And I don't get out to the stores much lately. Mine had an analog meter, and a 6V/12V switch (which I never used at 6V). If they still come with an analog amperage needle, that would be nice. Any advice where to get a good simple sturdy 12VDC battery charger online? Here is Amazon least expensive charger with meter https://www.amazon.com/Automotive-Ba...dp/B07NVHBPDV/ URL says motorcycle but it's also for autos. 5 amp w/digital meter for more than just amps If he wants something that's low amp, that's the kind of thing I would get, ie a charger/maintainer that you can leave on to keep unused batteries fully charged, eg over winter. The other choice is a higher amp one that is more useful for quickly charging a dead battery, getting a car going, etc. I have an old sears one that does 2A/10A/50A, the latter is short term to start. IDK if there are higher amp ones like that which can also be left on indefinitely and have the functionality to safely maintain, thought there is no reason they could not. If you want a charger that can be left on indefinitely then you need one that is capable of trickle charging. The one you have is *capable* of trickle charging on the lowest setting and a normal charge is the mid setting. The high setting should never be used to charge a battery if you want a good life from it. Not if you want any life from the charger either. It's goof dor about 60 seconds )for cranking smaller displacement engines with geared starters) 50 amps for any length of time melts the ammeters. sharging a low battery at 50 amps won't hurt the battery - in the car it can charge at 100 amps on many of tofay's cars (150 amp alternators are not uncommon) Whilst the alternator is capable of charging at rates of 30amps and upwards, It is never recommended that you let the alternator charge the battery if it has been flattened to any degree. Maybe it's not idea, but millions of people do it. Battery drained, they get a jump start and drive off. I bet most of them don't get it charged by other methods. Even if it shortens the life by a small amount, the cost of that seems insignificant. Certainly is for those that can't charge it themselves and would have to go somewhere, pay them, have the car sit there for the charging duration, etc. The rule I was taught back in the 60s was you remove the battery from the car and charge it at the *safe charging rate* which was, IIRC, 10% of the amp hour rating of the battery. Remove it from the car? That ensures a long life. The alternator is designed to run the car electrics and it is not designed as a charger per se. That's why it is recommended that the car battery be occasionally put on a trickle charger now and then to remove sulphation and top it off to the correct voltages. -- Xeno That last part makes no sense. The alternator is constantly putting ~14V on it. I don't see what a trickle charger is going to do to a fully charged battery, nor do I see it removing sulfation. Nothing astonishes Noddy so much as common sense and plain dealing. (with apologies to Ralph Waldo Emerson) |
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lowbrowwoman, the Endlessly Driveling Senile Gossip
On Thu, 28 Jan 2021 07:51:30 -0700, lowbrowwoman, the endlessly driveling,
troll-feeding, senile idiot, blabbered again: Years ago I Oh, ****! I bet that you were an endlessly blabbering bigmouth already years ago! |
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