Cole Hersee - Heavy-Duty Battery Switch 500-Amp, Off–1–2–All Aqua Signal Fits panels 3/64" - 9/32"

Fits panels 3/64" - 9/32"

3 year waterproof warranty

They all have heavy-gauge copper contacts

kilometers per hour and knots

however some alternators now come standard with very high output voltages

Cole Hersee - Heavy-Duty Battery Switch 500-Amp, Off–1–2–All Aqua Signal Fits panels 3/64" - 9/32"Four positions: OFFONBattery No. 1ON Battery No. 2 and ON Both Batteries. Can be operated through ON positions with engines running (shut down engines before moving to OFF position). Three 3 8" diameter heavy copper stud terminals with brass hex nuts, fracture resistant, high temperature plastic case, knob and insulator. Vapor water dust proof and corrosion resistant. Surface mount or install through a panel with a 3 5 16" diameter clearance hole.