12V 30/40A Car Relay Harness Socket 5-PIN SPDT Relays - 5 pack

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* Max. 40A Contact Switching Capability, Normally Open @40A/14V DC and Normally Close @30A/14V DC

* Solid Build - the relays are IP67 tightly sealed and injection molded, while the socket wires are 221℉(105℃) heat-resistant, Besides, made of AgSno2 contact material, it has better resistance to arc erosion

* Professional Construction - the 5-prong relays are SPDT designed (single pole double throw), it's able to open or close a circuit, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc

* Neat Mounting Feature - unique male-female slot on each socket edge, allows you to connect all the relays together on a panel and make the whole installation neat as possible

* Simple Easy Wiring - the relay sockets come with color-labeled wires for loads/accessories convenient wiring. White (common), Black (normally closed), and Yellow (normally open)

Wide Application

As an electrical control device, the relay is in fact an "automatic switch" that controls the operation of a large current through a small current, so that it has functions of automatic regulation, safety protection as well as circuit conversion. Many automobile and motor devices need a relay to control the circuit, such as led work light, fog lamps, starter, wiper, fans, speakers, central locking, alarm, electric windows, etc. MICTUNING 5-prong relay with harness socket set is A Must Have for your love car!

 Instruction of Relays and Harness Sockets

Here are switch contacts:

PIN 85 - Black

PIN 86 - White

 The actuator will close 87 and open 87a when the circuit is completed.

The Blue Wire (Positive) is the power to your accessory, while 87 or 87a is depending on whether the relay has power.

PIN 30 - Blue 12VPIN 87 - Yellow NO (Normally Open)PIN 87a - Red NC (Normally Close)For instance, in the case of the fog lamps turn off while the high beams are on:30 - Low Beam 12V85 - High Beams 12V86 - Ground Wire87a - Fog Lamps87 - Empty
Package List:
5 x Relays
5 x Harness Sockets


Contact Form: 1A, 1B, 1C, 1U, 2A
Contact Material: AgSnO2
Wire Gague: 16-18 AWG
Rated Voltage: 12V DCMax.
Switching Current: 40AMax.
Switching Voltage: 27V DC
Insulation Resistance: 100MΩ
Power Consumption: 1.6W 1.8W
Dielectric Strength (Coil and Contact): 500V
ACAmbient Temperature: -40℃ to 85℃
Operate/Release Time: 10MS/10MS
Terminal Type: Fast Connection Terminal

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MICTUNING is shipping worldwide covering North and South America, Oceania, Europe, Asia, Africa and more. We employ the services of major, trusted international carriers to ensure your package arrives at your destination safely.

  • U.S. domestic orders are shipped from our USA warehouse for the fastest delivery times but exceptions may occur based on stock shortage - because of which we may have to ship from China.
  • International orders are shipped from our China warehouse.
Handling Time:
  • Usually the same day as the order placed or 2-day.
Shipping Time:
  • U.S(Mainland) domestic shipping: about 3-7 Working Days
  • US(AK,HI,PR,GU)shipping: about 7-15 Working Days
  • International shipping: about 8-25 working days

Due to challenges posed by the pandemic, our carrier is temporarily experiencing shipping delays, which may delay your delivery. We are always work to get your package to you as quickly and safely as possible.

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