Battery Disconnect Switch, 500A High Current 12V/24V/36V Waterproof Battery Cut Off Switch with Lock-out Plate Rotary Handle for Car Truck RV Yacht Boat Feature: 1. Durable and Water-resistant Design: The car battery cut off switch features a robust construction with metal material, ensuring superior durability and longevity. It is designed with water-resistant processing, offering protection against moisture and water infiltration. 2. Reliable Power Control: This battery disconnect switch helps prevent electrical fires and theft when equipment is not in use. It provides a secure method to disconnect electrical power during maintenance and prevents excessive battery drain. 3. Easy Operation: The switch is operated by turning the rotary knob. The handle can be locked into position on the panel to prevent accidental operation, tampering, or unauthorized use. 4. Simple Installation: Unlike remote control switches, this unit requires no programming or coding. It can be easily installed by connecting the wires directly, allowing for straightforward setup. 5. Wide Application: Designed for 12V to 36V electrical systems, this switch is ideal for isolating and securing power in various vehicles and marine applications, including ATVs, trailers, UTVs, cars, off-road vehicles, RVs, trucks, and yachts. Specification: Item Name: Battery Disconnect Switch Material: Metal, Water-resistant 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 x Battery Cut Off Switch