6 Pack 12V 40/30A Waterproof Automotive Relay & Harness Set – 5-Pin SPDT Heavy Duty Relays with 12 AWG Tinned Copper Wires – Compatible with Car, Truck, Boat, Fan, Off-Road, LED Light Bar

★★★★★ 4.5 128 reviews

US$8.79
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US$8.79
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Management number 228191312 Release Date 2026/05/31 List Price US$8.79 Model Number 228191312
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Features and functions This 40/30 AMP 12V DC 5-Pin SDPT Waterproof Relay is designed excellently waterproof and dust-proof. Completely sealed and protected so you can rest assured fully to install it in wet and water-prone areas Specifications Nominal Coil Voltage: 12 V DC Coil Power: 1.8 W Coil Resistance: 80 Ω Must Operate Voltage: 6~8 V DC Must Release Voltage: 0.6~3.6 V DC Maximum Applied Voltage: 15.6 V DC Must Operate Voltage: 6~8 V DC Contact Ratings: NO 40A 14V DC Contact Resistance: 100mMAX (at6VDC 1A) Max Switching Current: 40A Max Switching Power: 560 W Life Expectancy Electrical: 100,000 Operations (at30 Operations/minute) Life Expectancy Mechanical: 10,000,000 Operations Temperature Range: -35 ~ +85 degrees Celsius Vibration Resistance: 10~55Hz, 1.5mm Shock Resistance: Operations Extremes: 10g. Damage Limits: 100g Humidity: 40% ~ 85% Insulation Resistance: 100mΩ Min at500VDC Dielectric Strength Between Open Contacts: 500VAC (for one minute/sec) Between Contact and coil: 750AC (for one minute/sec) Operate Tice: 7ms Release Tice: 5ms Wire Specifications: Wire Specifications: 12-16 AWG Tinned Copper Wires. Black - Ground (85), Red - Common connection to NO & NC terminals (30), White - Trigger (86), Yellow - Output N/C (87a), and Blue - Output N/O (87). IMPORTANT NOTE To Install this Relay you need to know a little about electricity and must follow the wiring diagrams in the photo that we attached to the product page. For your safety and the safety of others, you should let professional technicians who specialized in electricity install this part. Search no further!! Click Add to Cart to get this 40/30 AMP 12V DC 5-Pin Waterproof Relay and Harness

  • WHAT YOU GET: Includes 6 x 40/30A 12V DC 5-Pin SPDT waterproof relays with harnesses – features heavy-duty 12AWG tinned copper wires for power pins (87a, 87, 30) and 16AWG for signal pins (85, 86), with 5.1-inch wire length; ideal for car lights, fog lamps, wipers, fans, horns, and other 12V systems.
  • SPECIFICATIONS: Operating Voltage: 12V DC (Max 14V DC) and 40 AMP / 30 AMP High switching capability. Nominal Coil Voltage: 12V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC. Contact Current Rating: NO – 40A/14V DC, NC: 30A/14V DC.
  • Plug-and-play compatible with standard 12V 5-pin relays (40A); supports both positive and negative activation – installation requires basic electrical knowledge, and for safety, professional installation is recommended.
  • Premium quality build with fully sealed, waterproof, and dustproof design – made from durable ABS plastic, copper, and metal for long-lasting, high-performance use even in wet or harsh environments.
  • Money-back guarantee – MQparts values your experience; if you're not fully satisfied, simply contact us and our support team will assist you promptly.
ASIN B0FL95F4CR
Brand Name MQparts
Part Number MQ4030A5PIN
Contact Type Single Pole Double Throw (Spdt)
Manufacturer MQparts
Mounting Type Plug In Mount
Connector Type Plug-In
Current Rating 40 Amps
Contact Material Copper Alloy
Specification Met OEM
Included Components 6 x 40/30A 12V DC 5-Pin SPDT Waterproof Relays
Contact Current Rating 40 Amps
Maximum Switching Current 40 Amps
Maximum Switching Voltage 14 Volts

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