The break-break contacts allow switching between battery banks without interrupting the power supply Ignition protected, safe for installation on gasoline boats The housing allows for on or off on the rear panel Specifications Switch Type: 4-Position Selector Switch Positions: 4 Battery Combination: Yes Alternator Field Disconnect: No Maximum Voltage: 32 V DC Terminal Stud Torque: 140 in-lb (15.82 Nm) Continuous Rating: 2000 A 1 min Cranking Rating: 1000 A Battery Inputs: 2 Cable Clearance For 4/0 AWG Cables: 1.10 in (27.94 mm) Cable size to meet specifications: 4/0 AWG (120 mm2) Holes: accept 1/4 inch (M6) screw Terminal stud size: 3/8 inch - 16 (M10) Color: Red Material: Plastic + Metal Package Contents: 3 x Battery Disconnect Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.