Premium Quality, DurableThis 50A battery switch Made of premium ABS and metal, the 12V-48V battery disconnect switch is sturdy, not easy to aging and abrasion resistant to ensure maximum strength and durability for long-lasting usage. Waterproof Protective CoverThis waterproof battery disconnect switch is designed with a waterproof cover on the top to better protect the key hole. Professional features, high reliability. Compact size, stylish modern appearance, easy to install. Safely Disconnect BatteryThis battery isolator switch can eliminate all power consumption from the battery when the vehicle or boat is not in use, safely disconnects the battery. 2 Positions: ON and OFF Battery Cut Off SwitchThey are offered as car master disconnect switches, rated 75 amps intermittent, 50 amps continuous at max. 50V DC; Cranking Rating: 300 amps 5 seconds; Contact Resistance: 50m ohm max. Insulation Resistance: DC 500V 100M ohm min. Wide Application & Quality GuaranteeThe Car Battery Isolator Switch is perfect for cars, off-road vehicles, trucks, motorcycles, boats, yachts, etc. 12V-48V Battery Switch Waterproof Battery Isolator Kill Switch for Marine Vehicles Boats. Features: Condition: Brand New. Material: ABS + Metal. Color: Black + Red + White. Continuous Current: 50A. Voltage: Max. 50V DC. Rated Intermittent: 75A. Starting Current: 300A 5 seconds. Contact Resistance: 50mohm max. Insulation Resistance: DC500V 100Mohmmin. Dielectric Strength: 1000V AC, 2000V DC. Operating Temperature: -30C to +60C. Package Weight: Approx. 40g. Application: Universal for cars, off-road vehicles, trucks, motorcycles, boats, etc. Package Contents: 1 50A Battery Isolator Switchgetveryrich