[RE-wrenches] 110Vac LED resistance to weak grids in developing world

Jim MacDonald jmac at solaresystems.com
Thu Feb 9 13:44:47 PST 2012


Hello wrenches

I am in Central America and looking to suggest customers buy efficient LEDs for illumination in their 120V-wired homes, connected to local power grids with less-than-desirable power quality.

I see that so many manus claim long life for the LEDs, in the tens of thousands of hours, yet so few if any back it up with a decent warranty.

Folks are hesitant to make this investment, believing that voltage surges or dips could destroy the LEDs.

Has anyone heard of LED lights' lives ending prematurely due to grid events?
Would inline surge protectors [something small to be installed immediately downstream of the breaker in the home's main panel) be helpful, and if so, does anyone have any recommended brands?

thanks
Jim MacDonald
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