Originally Posted by kerhonky
Looking at that though, it doesn't seem to make sense. If I've computed it correctly, the heat goes up as the diameter of the wire increases and resistance goes down. But that would mean your battery cable should get practically molten, which it doesn't.
You battery cable isn't high resistance wire ;)
Still scrambleing for parts for the pwm module, only plsaes that do them you need a trade account for, not paying £10 ($20?) for an 80p part :/