500A Battery Disconnect Switch 12V 24V 36V Waterproof High Current Cut Off Switch with Lock out Plate for Car Truck RV Yacht Boat Features： 1、Durable and Water-resistant Design: The car battery cut off switch boasts a robust construction with its metal material, ensuring superior durability and longevity. Additionally, it undergoes a watertightness process, making it highly resistant to water infiltration. 2、Reliable Power Control: The battery disconnect switch protects against electrical fires and theft when equipment is not in use, providing a reliable way to shut down electrical power during maintenance and protect batteries from excessive battery drain. 3、Easy Operation: The battery cut off switch can be turned on or off by turning the knob. The rotary handle can be locked onto the panel to prevent accidental opening or closing, as well as tampering or unauthorized use. 4、Simple Installation: Compared to the remote control switch, there is no need for programming or coding. Simply connect the switch with wires, making the installation very simple. 5、Wide Application: This battery disconnect switch is designed for 12-36V systems to isolate and secure the electrical system. It is widely used in various applications such as ATVs, trailers, UTVs, cars, off-road vehicles, RVs, trucks, and yachts. Specification： Item Name: Battery Disconnect Switch Material: Metal, Watertightness processing Replacement part number: 20247 Working voltage: 12V/24V/36V Rated current: 500A Instantaneous current: 5000A Stud Specifications: 1cm/0.39in Polarity: Negative Package List： 1 * Battery Cut Off Switch