On Thursday, 18 January 2018 05:51:47 UTC, RJH wrote:
On 18/01/2018 00:53, Johnny B Good wrote:

while there can be some pretty good savings, CFLs had more to them than
that - with warm up, slow fade to fail and not always (or often IME) as
listed light output/quality.

http://wiki.diyfaq.org.uk/index.php/...er_Equivalence


So for my use (and maybe that of a few others) it can work out at a
decent long term saving, especially if advertised bulb life can be assumed.

Can it?


It would hopefully have a knock on in the sense of grid capacity
requirements, especially as street lights start to be changed to LED

LEDs consume more power per lumen than sodium, so while some of the changed over lights save energy, many now consume more energy.


NT