1The relay is sturdy and durable, with improved materials and advanced technology. 2It is a direct replacement for proper installation and easy installation. 3The copper terminal has good electrical conductivity and stable working performance. 4Perfect size, easy to install, no complicated tools required. 5The high-quality metal material and excellent manufacturing process make the relay durable and durable.Condition: 100% Brand New Item Type: Relay Material: Metal Gross Weight: Approx. 757.00g Packing Size: Approx. 14.00 x 12.00 x 10.00cm / 5.5 x 4.7 x 3.9in Main Contact Rated Current: 300A Main Contact Contact Pressure Drop: 80mV with 300A load Dielectric Properties: 1000V, Power Frequency. 1min Does Not Breakdown Main Contact Rated Voltage: 6~48V DC Coil Rated Voltage (Us): 6~220V Short-Term Overload Capacity: 4le, 1min Ambient Temperature: (-25~50) C Atmospheric Pressure: 2000M Vibration: 2~10Hz, Amplitude: 5mm; 10~50Hz, Acceleration 2.5g Work System: Continuous Installation Method: Any Electrical Life: 50,000 Times Main Contact Type: A Set of Normally Open Contacts Mechanical Life: 300,000 Times Applicable: Large VehiclesCar Total Power Switch Relay x 1