2Pcs JD1912 Car Relay Harness, Automotive DC 12V 40A 4 Pin SPST Switch

Product features

1. Integrated Protection Diode: Each 12v relay features a built-in suppression diode that absorbs voltage spikes during switching, protecting sensitive vehicle electronics and wiring from induced voltage damage for long-term reliability.
2. Precision Electrical Specifications: Rated operational voltage: 12V DC; Switching capability: 40A; Minimum operating voltage: 8V, with corresponding minimum operating current: 100mA; Standard operating voltage: 12V, with corresponding standard operating current: 150mA.
3. Compact, High-Performance Design: Boasting a small footprint, low power consumption, high contact voltage rating, and high sensitivity, this automotive relay deliver fast, stable switching performance in space-constrained vehicle installations.
4. Premium Contact Construction: Contact Material: Ag Alloy; Contact Resistance: ≤ 100mΩ.Electrical Life Expectancy: 100,000 operations; Mechanical Life Expectancy: 10,000,000 operations, ensuring extended service life under demanding conditions.
5. Easy to Use: Each 12v relay 4 pin comes pre-wired with a 16AWG harness and metal mounting bracket, eliminating the need for separate sockets. The flame-retardant housing and corrosion-resistant contacts deliver reliable performance in harsh engine bay and outdoor environments, ideal for cars, vans, caravans, and boats.