Review on High-Performance 1 Pack 40/30 AMP 12 V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Bosch Style Automotive Relay by Dale Toth

This is a very well built unit that is easy to work with. There are a few things to keep in mind when connecting. First, in a previous review, the user noted that the connector is difficult to connect to the relay. He's right, but the solution is simple. Add a drop of dielectric grease to each connector. Two things happen. You increase the water resistance and your two corks slide easily together. second moment. I had two items that I wanted to power from the relay. So I bought a five-wire cable with two outputs. terminals 87 and 87a. Unfortunately I learned a lot. Terminal 87 is on, the relay worked as advertised. However, Terminal 87A is opposite. It's "hot" when the relay is off. It was an easy fix, but a circuit would have been nice here. for your information. Terminal 30 - power supply with fuse. 86 - trigger, 85 - mass.