Specification Brand : Zieichy BulletPoint1 : Specification: This Battery Disconnect Switch used for DC 12 - 48 V systems, ON/OFF 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V. BulletPoint2 : Wide Application: Battery cut-off switches Suitable for 12-48V systems to isolate and secure the electrical system, It's widely used in cars, boats, RVs, campers, travel trailers, trucks, tractor, ATVs, UTVs, battery banks, and other electrical devices.It aslo can be used alone or locked together with other switche BulletPoint3 : Function :It designed for automotive starting batteries,direct fit and no modifications, after a simple assembly, hook up to top post of battery negative directly, isolate the vehicle electrical system easily and safely BulletPoint4 : Durable Quality: Made of ABS plastic and Brass , this product durable made for safety use.brass conductive sheet for safer and more reliable conductivity; Rear cover insulates terminals against any short of circuits BulletPoint5 : Service : For all questions about our products, you can contact us at any time and we will provide you with all the services you need! CircuitType : 2-way ConnectorType : Clamp CurrentRating : 275 amps IncludedComponents : 1PCS Top Post Battery Disconnect Switch InternationalProtectionRating : IP68 ItemName : Zieichy Top Post Battery Disconnect Switch, 12-48 V Battery Disconnect Switch Disconnect Isolator for Car, Marine, Boat, RV, Negative On/Off ItemPackageDimensions_Height : 5.5 inches ItemPackageDimensions_Length : 5.9 inches ItemPackageDimensions_Width : 2.36 inches ItemTypeKeyword : boating-battery-switches LightType : Neon LowerTemperatureRating : -20 degrees_celsius Manufacturer : Zieichy Material : ABS plastic MountingType : Surface Mount NumberOfItems : 1 NumberOfPositions : 2 OperatingVoltage : 12 volts OperationMode : ON-OFF PartNumber : Am-CBS01A ProductDescription : Product Feature ON/OFF Functionality: This 12V battery disconnect switch features ON/OFF positions with a rated current of 275A. Quality Materials: The casing is made of high-quality plastic, equipped with copper studs and nuts, and the rear cover isolates terminals, enhancing durability and safety. Safety Protection: This waterproof switch can safely disconnect the battery, preventing excessive power consumption when vehicles or boats are idle. Integrated Connection Posts: Comes with built-in connection posts that directly fit the top negative terminals, eliminating the need for additional cables or connectors, simplifying isolation and protection operations for the power system. Wide Application: Suitable for isolating and protecting circuits in 12-48V systems, extensively used in cars, boats, RVs, campers, and other electrical equipment.