175-185 Degree Universal Electric Cooling Fan Thermostat Kit 12V Radiator Temperature Sensor Switch 30 AMP Relay Kit

About the Relay:Relay is an electrical control device that usually used in automatic control circuit.The relay in fact is an automatic switch which uses a smaller current to control a larger current. About the Relay Pins:Pins 85 & 86 - are used to turn 'on' the relay. You need a positive (+) and negative (-) power source toturn on the relay.- Pin 85 - is usually negative (-)- Pin 86 - is usually positive (+)Pin 30 - is either a (+) or (-) source that feeds Pin 87 or Pin 87aPin 87 - when the relay is 'on': Pin 30 and Pin 87 are connected Relay Kits Instructions:RED + connect directly to battery.WHITE wire to ignition switch power source.BLACK goes to thermos switch.BLUE wire goes to the Fans. What's Note:The relay is rated for 30A, while the socket 14AWG wires are not big enough for the rated 30/40 amps.If you are intending to run 30 amps continuously, you could remove the spade contacts from the connector, carefully open the crimps securing the wire to the contact and recrimp/solder 10 gauge wires to it. Also, you can use 6.3 mm female connectors to connect directly to the relay pins. The relay should be good for 30 amps.

• 【CHARACTERISTIC】Relay is an electrical control device that usually used in automatic control circuit, designed to match the original hardware required to repair
• 【WIDELY COMPATIBLE】This relay kit is set up to turn your electric fan on at 185 degrees and shut off at 175 degrees, compatible with almost all automobiles and devices equipped with a 12V DC power supply. For example, automobile of control, alarms, horn, headlight and more
• 【ELECTRIC FAN RELAY KIT】This thermostat kit includes everything you'll need to hook up to your fan, includes a brass adapter to install the sending unit, wires, relay switch, circut breaker, terminals and mounting screws
• 【NOTE】The relay is rated for 30A, while the socket 14AWG wires are not big enough for the rated 30/40 amps