Dual Battery Switch 4 Terminal Insulated
Isolates starting battery. Assures you of primary battery power for starting engine and provides secondary battery current for auxiliary power. Full time charging of both batteries. Gives you early re-use of secondary battery.
For use with non-conductive materials, such as fiberglass.
When installing on a 2007 through current Chevrolet or GMC truck please see service bulletin below.
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