Metra Install E-123 Bay Tyco Relay 12 Volt 30 Amp Each

hi everyone okay well today we're going to talk about relays automotive 12 volt 30 amp relays excuse me all right so here we have one type of relay and this is called for short terms s P St which stands for single pole single throw these are pretty common but there is also another type of relay you'll find here I have one and this is called a single pole double throw and you notice this one has five contacts on the bottom and this one here then both these relays are exactly the same see that one has four all right and center contact usually is not used and if you happen to get our wiring harness you see this one it has the five terminal openings and in this case it's the white wire that is the center one alright what you'll do with this one I don't know if you have them to get it like that it's just snip it off with a pair of wire cutters that alright put a piece of featuring tubing we'