A tester built into the electrical panel consisting of double-pole circuit breakers. When the button is pressed, both LEDs light up identically on either side of the button.
The golden rule for aluminium hulls is simple. And if you're not applying it, your fiberglass wiring habits could be destroying your aluminium boat 😱
🔗 Full article: ready4sea.com/en/alu...
#AluminiumBoat #MarineElectrical #BoatMaintenance #StrayCurrent #Ready4Sea
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