It's a lot more than circuits and wire! What do you get for that low price?. 21 circuits and yards of colored wire?. Is that all you need, and exactly what makes up a proper wiring harness, anyhow?. Well, it's a lot more than just circuits and wire.
An easily and quickly wired up safe Painless solution.
IT IS THE RIGHT PRODUCT! It allows direct battery amperage up to 30 AMPS (included waterproof 30 AMP Circuit Breaker), that is regulated through the included relay so there is no feedback through your automotive wiring system yet is operated off of key on and a switched choice of operating an electric water pump or a water pump motor. In my case I am using it to switch on a Moroso dual pulley and cogged belt Water Pump motor with a max 10 AMP fused circuit.