I haven't really ever thought of using them but a couple things I've ordered recently came with them pre-installed. I don't use them because I have some easy access ign/acc points already setup. Perfect for simple little things like you want though.
I haven't really ever thought of using them but a couple things I've ordered recently came with them pre-installed. I don't use them because I have some easy access ign/acc points already setup. Perfect for simple little things like you want though.
2003 GU TD42 with a few extra ponies
I soldered a wire to the back of a cigarette lighter socket to use as a sense wire for relays and things.
Alternatively you could go with a voltage sensing relay which only connects when the alternator is making upwards of 13.3v
2008 CRD Auto Wagon