Perko 8504DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock [8504DP] Electrical | Switches & Accessories Water Resistant Contura Switch -

Water Resistant Contura Switch - (ON)-OFF-ON - Grey

Weatherproof ABS construction

and from shock pressures (pipe hammer)

engine controls and any other application that requires switching action other than ON-OFF or different pole configuration separate from circuit protection

Replaceable Rode-Glide - Smoothly channels rope and chain below deck

Perko 8504DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock [8504DP] Electrical | Switches & Accessories Water Resistant Contura Switch -Medium Duty Battery Selector Switches Diameter: 5 1 4" Depth: 2 5 8" Polycarbonate Body with Brass Terminals Ignition Protected For use with 6 to 32 Volt Marine Electrical Systems Capacity 250 AMPS Continuous, 360 AMPS 5 Mins. Intermittent Terminal Stud Size: 5 16" When used with Non Unitized Alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine running. Specifications: AFD: Yes