Features: 5-Pin SPDT (Single Pole Single Throw) Relay. 30A/40A high switching capacity. The interlocking design on the harness allows multiple harnesses to be joined together for organization and simplification of setup. The relay has mounting plate for easy installation. Universal for car setting, car audio system, security system and various other applications. Specification: Max switching current: 40A Max voltage: 30V Max power: 560W Initial contact resistance (6VDC 1A): 50m Ω Max Working time (nominal voltage): 10ms Max Release time (nominal voltage): 5ms Max Initial insulation resistance: 100M Ω Min (DC500V) Initial dielectric strength: - Between opening contact: AC500V, 50/60 Hz 1Min - Between coil and contact: AC500V, 50/60 Hz 1Min Vibration resistance: - Function: 10~55Hz, double amplitude 1.5mm - Destructive: 10~55Hz, double amplitude 1.5mm Impact resistance: - Function: 20G Min - Destructive: 100G min Endurance (operation): - Machinery (7,200 ops./h): 10,000,000 - Electrical (600 ops./h): 100,000 Ambient temperature: -40 ° C~125 ° C (no condensation) Weight: 0.3kg Package List: 5 x Relay 5 x Harness Socket