Perko 8504DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect & Key Lock [8504DP]

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 turne