Battery Isolator – 1 Alternator – 2 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 – 1 Alternator – 2 Battery – 70 AMP [11072
Original price was: $83.16.$57.13Current price is: $57.13.
Sale!39 in stock
Related products
Sale!
ProMariner Battery Isolator – 130 AMP – 2 Alternator – 3 Battery [1213
Original price was: $324.76.$248.49Current price is: $248.49.
Sale!
![Newmar 2-3-120 Battery Isolator [2-3-120]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/newmar-2-3-120-battery-isolator-2-3-120.webp)
Newmar 2-3-120 Battery Isolator [2-3-120]
Original price was: $339.57.$216.28Current price is: $216.28.
Sale!
![Newmar GI-60-FS Galvanic Isolator 60A Fail Safe [GI-60-FS]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/newmar-gi-60-fs-galvanic-isolator-60a-fail-safe-gi-60-fs.webp)
Newmar GI-60-FS Galvanic Isolator 60A Fail Safe [GI-60-FS]
Original price was: $295.96.$217.11Current price is: $217.11.
Sale!
ProMariner Battery Isolator – 130 AMP – 1 Alternator – 2 Battery [1113
Original price was: $109.56.$81.91Current price is: $81.91.
Sale!
![Newmar GI-30-FS Galvanic Isolator 30A Fail Safe [GI-30-FS]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/newmar-gi-30-fs-galvanic-isolator-30a-fail-safe-gi-30-fs.webp)
Newmar GI-30-FS Galvanic Isolator 30A Fail Safe [GI-30-FS]
Original price was: $225.56.$127.97Current price is: $127.97.
Sale!
![Analytic Systems 200A, 40V 3-Bank Ideal Battery Isolator [IBI3-40-200]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/analytic-systems-200a-40v-3-bank-ideal-battery-isolator-ibi3-40-200.webp)
Analytic Systems 200A, 40V 3-Bank Ideal Battery Isolator [IBI3-40-200]
Original price was: $260.76.$162.68Current price is: $162.68.
Sale!
ProMariner Battery Isolator – 130 AMP – 1 Alternator – 3 Battery [1113
Original price was: $143.16.$95.71Current price is: $95.71.
Sale!
![Luhr-Jensen 30' Jet Driver - Purple UV Moon Jelly [5540-030-1503]](https://www.greathardwarehub.com/wp-content/uploads/2026/09/luhr-jensen-30-jet-driver-purple-uv-moon-jelly-5540-030-1503.webp)
