![ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/600x600/products/42370/64675/102172XL__75113.1699993522.jpg?c=1 "ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]")
![ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/1280x1280/products/42370/64675/102172XL__75113.1699993522.jpg?c=1 "ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]")
Product Overview
Battery Isolator - 2 Alternator - 3 Battery - 70 AMP
ProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging from 10 amps to 70 amps.
Owner's Manual (pdf)
![ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/42369/64674/102171XL__63457.1699993520.jpg?c=1 "ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]")
![ProMariner Battery Isolator - 1 Alternator - 3 Battery - 70 Amp [01-70-3]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/16468/29563/33333XL__76556.1697146419.jpg?c=1 "ProMariner Battery Isolator - 1 Alternator - 3 Battery - 70 Amp [01-70-3]")
![ProMariner Battery Isolator - 1 Alternator - 3 Battery - 70 AMP [11073]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/42368/64673/102170XL__08948.1699993518.jpg?c=1 "ProMariner Battery Isolator - 1 Alternator - 3 Battery - 70 AMP [11073]")
![ProMariner Battery Isolator - 1 Alternator - 2 Battery - 70 AMP [11072]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/42367/64672/102169XL__97369.1699993515.jpg?c=1 "ProMariner Battery Isolator - 1 Alternator - 2 Battery - 70 AMP [11072]")
![ProMariner Battery Isolator - 2 Alternator - 3 Battery - 130 AMP [12133]](https://cdn11.bigcommerce.com/s-jxombk0idl/images/stencil/500x659/products/42374/64679/102176XL__85746.1699993531.jpg?c=1 "ProMariner Battery Isolator - 2 Alternator - 3 Battery - 130 AMP [12133]")
