Feature 1High Quality Material: Battery switch is made of high quality ABS and red copper, with maximum conductivity, sturdy and durable. 2Pratical Design: Make before break contact design allows switching between battery banks without power interruption, practical and convenient. 3Safe: Marine battery switch with ignition protection and IP66 waterproof, can be safely installed on gasoline powered boats. 4Function: 300A Battery switches can isolate the potentially destructive energy in the battery banks when boat is not in use or during emergencies. 5Application: Single circuit on/off battery switch can be used for yachts, RVs, modified cars, etc.Item Type: BatterySwitchMaterial: ABS+red copperContinuous Operating Current:300AMaximum Operating Current:500A(5min), 900A(30S)Maximum Operating Voltage:48VDCTerminal Size:M10Protection Grade: IP66Inner Stud: Copper plated with silverFeatures: Makebeforebreakcontactdesignallowsswitchingbetweenbatterybankswithoutpowerinterruption.Applications: Ideal for Marine or RV applications .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x BatterySwitch