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josephc's avatar
josephc
Explorer
Aug 18, 2018

Some lights blow fuse, others dim, afterwards polarity mixup

When hooking up my battery, I accidentally reversed the polarity by attaching the wires to the wrong terminals. I didn't notice for 3 hours since we went out to dinner right afterwards. We were plugg...
wa8yxm's avatar
wa8yxm
Explorer III
Aug 18, 2018
Ok most LED lights. you reverse the polarity and they simply do not work, Fix it and they are good again. The LED is kind of an electrical check valve. You put a check valve in a water line backwards. it don't work (Water will not flow) same with the LED's

HOWEVER if they LED's have an electronic controller.... (Dimmer. color selector. effects generator) then ... You may have fried the controller. It is not always protected...Less I install it.

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