Perko Heavy Duty Battery Selector Switch – Alternator Field disconnect


Four position isolation switch – off/1/all/2. Select between batteries for starting, charging, or both batteries in parallel. Surface mount, fibre reinforced polycarbonate body, brass terminals. Alternator field disconnect prevents damage to alternator if switched to ‘off’ while engine is running. 


PART NUMBERBASE SIZE MM
HEIGHT MM
MOUNT SCREWS MM
TERMINAL STUD MM
401120
139 x 139
86
6 r/h
12