klixon!!!!!!!! why didn't I think of that!!!!!!!!!!!!!!

Off to the store in the morning.
"John Fields" wrote in message
...
On Thu, 19 Oct 2006 08:04:53 -0400, PeterD
wrote:


At the risk of being shot at dawn...

Many nicd battery packs (not single cells) have a normall closed,
opens at about 120 thermostat in them. Usually a small rectangle with
two leads in series with the cells. By carefully disassembling a pack
you can salvage the thermostat (then *recycle* the nicads) and use it
in your application.

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Excellent suggestion!

Totally passive, and cheaper than an active solution.

http://www.cantherm.com/products/the...outs/f11u.html

Digi-Key carries some Cantherm parts and Mouser carries some
Stancor:

http://www.cantherm.com/products/the...outs/f11u.html

there's also Klixon...


--
John Fields
Professional Circuit Designer