Features: 1.Widely Used: Applicable for most cars, motorhomes, yachts, trucks and trucks of the power system, effectively protect the battery from excessive discharge, extend the battery life. 2.High Current Capacity: The battery isolator can withstand currents up to 300A and can be used in DC12?48V power systems for most vehicles. 3.3 Stud: The power off switch adopts 3 x M8 stud design for easy wiring and installation, providing reliable electrical connection without loosening and ensuring safety. 4.Durable: Made of durable abs, brass and iron that can be used for a long time in harsh environments, effectively preventing electrical corrosion and failure. 5.Easy Operation: By rotating the 4 gear switch, the power can be easily cut off or restored, providing convenient operation and control. Specification: Item Type: Battery Disconnect Switch Material: Abs+ Brass + Iron Rated Current: 300a Instantaneous Current: 1000a Continuous Current: 200a Voltage: Dc12-48v Stud: M8*3 Switch Gear: 4 Gear, Off-1-1&2-2 Applicable To: Cars, Motorhomes, Yachts, Vans, Trucks