Four position isolation switch - Off / 1 / 2 / All. Select between batteries for starting, charging, operation or both batteries in parallel. Surface mount, red fibre reinforced polycarbonate body, brass terminals. Alternator field disconnect prevents damage to alternator diodes if switched to 'Off' while engine is running. Perko
Specifications:
Maximum voltage: 50 volts
Maximum current: 380 amps continuous
850 amps intermittent (5 minutes on, 5 minutes off)