High current relay. 500A high current contactor. Can be used , motor homes, tractors, construction vehicle etc.Rated voltage 12V DC 24V DC, through the current of 500A. Working 200A for a long time.The upgraded 500A relay uses thick copper screws to ensure the smooth passage currents.Material: consumption of the relay coil is designed with consumption, shell is made of improved material, which sturdy, resistant to high temperature and flame retardant.Features: This product prevents the device from discharging when the main battery is operated with the engine off. Can be used , motor homes, tractors, construction vehicle etc.Size Chart:Stud diameter 8MM0.31inch65x75x85mm2.56x2.95x3.35inchPackage Includes:1 Piece High Current Starter RelayNote:1. Please allow slightly error due to manual measurement.2. Due to between different monitors, the picture may not reflect the actual the item.3 shopping!