Automotive Relay Harness Kit 4-Pin SPST 40A 12V Sockets Switch Relays with 12&16 AWG Tinned Heavy-Duty Wires, 40 AMP for Car Tru
SPECIFICATIONS
Brand Name: NONE
Choice: yes
EU LVD Voltage: Low voltage: Below 50Vac or 75Vdc
High-concerned chemical: none
Origin: Mainland China
Features:
Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
Brand new heavy duty SPDT(Single Pole Double Throw) relays.
Small size/Low power consumption/High contact voltage/ High sensitivity.
Minimum operating voltage 8V, corresponding minimum operating current is 100mA; Standard operating voltage 12V, corresponding standard operating current is 150mA.
Contact Material: Ag Alloy / Contact Resistance: ≤ 100MΩ. Life Expectancy Electrical: 100,000 Operations, Life Expectancy Mechanical: 10,000,000 Operations
Specification:
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
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 Machanical: 10,000,000 Operations
Temperature Range: -30 ~ +80 degrees Celsius
Vibration Resistance: 10~55Hz, 1.5mm
Shock Resistance: Operations Extremes: 10g. Damage Limits: 100g
Hunidity: 40% ~ 85%
Insulation Resistance: 100mΩ Min at500VDC
Dielectric Strength Between Open Contacts: 500VAC (for one minute/sec)
Between Contactw and coil: 750AC (for one minute/sec)
Operate Tice: 7ms
Release Tice: 5ms
Package Include:
1PCS DC 12V waterproof relay kit
(Please choose the model and quantity you need,we will send the goods according to your choice.)







- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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