Battery Isolator - 2 Alternator - 3 Battery - 70 AMPProMariner 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)

Galvonic Isolator VDI-32A 32A Max Waterproof (Potted)The galvanic isolator prevents electrolytic corrosion. It blocks low voltage DC currents that enter your boat via the shore power earth wire. These currents can cause corrosion to the boat’s underwater metals, like the hull, propeller, shaft and...

BI-3203 Battery Isolator - 120A - 2 Alternator, 3 BatteryThe Arco Marine BI-3203 is an inboard/outboard battery isolator that can handle 2 alternators, 3 batteries, and 120A max. Rated for use with 10 to 350-amp alternators on 12, 24, or 32-volt negative ground systems.Features:...

ProIsoCharge SeriesModel ProIsoCharge180 1•2 Part No. 23122 System Volts DC 12Max DC Amps 180 AmpAlternator Input1Battery Outputs 2Size 6.15"(l) x 5.875"(w) x 3.125"(h)Weight3 lbsSignificantly Smarter...ProIsoCharge delivers digitally controlled alternator output distribution while protecting the health of engine start batteries. An industry changing design that...

ProIsoCharge SeriesModel ProIsoCharge250 1•3 Part No. 23123 System Volts DC 12Max DC Amps 250 AmpAlternator Input1Battery Outputs 2Size 6.95"(l) x 5.875"(w) x 3.125"(h)Weight4 lbsSignificantly Smarter...ProIsoCharge delivers digitally controlled alternator output distribution while protecting the health of engine start batteries. An industry changing design that...

Battery Isolator - 1 Alternator - 2 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging from 10 amps to 130 amps. Owner's Manual (pdf)

ProIsoCharge SeriesModel ProIsoCharge130 2•4 Part No. 23127 System Volts DC 12Max DC Amps 130 AmpAlternator Input2Battery Outputs 4Size12.05"(l) x 5.875"(w) x 3.125"(h) Weight7 lbsSignificantly Smarter...ProIsoCharge delivers digitally controlled alternator output distribution while protecting the health of engine start batteries. An industry changing design that...

Battery Mate 2503 IG Isolator - 200 Amp, 3 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger, in both existing and new systems. As the voltage loss between the alternator and...

GI-30-FS Galvanic Isolator 30A Fail SafeInstalling the Galvanic Isolator between the AC safety ground and DC bonding system blocks most of the low-voltage currents and corrosive action seen on the vital metallic components in the saltwater. With the low voltage current blocked, the galvanic...

Battery Isolator - 1 Alternator - 2 Battery - 70 AMPProMariner 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)

Battery Mate 1602 IG Isolator - 120 Amp, 2 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger, in both existing and new systems. As the voltage loss between the alternator and...

Argo FET Battery Isolator - 200AMP - 2 BatteriesSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output battery charger), without connecting the batteries together. In contrast with diode battery isolators, FET...

ProSafe FAILSAFE 30amp Galvanic IsolatorProSafe FS installs easily and does not require a dedicated monitor to verify the operational status of the galvanic isolator as required by non FailSafe Certified galvanic isolators. ProSafe FS 30 is built on robust FlatPack semiconductor platforms ensuring that...

Battery Isolator - 2 Alternator - 3 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging from 10 amps to 130 amps. Owner's Manual (pdf)

1-3-165 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the discharge or ‘dumping” of one battery into another. Each battery is charged according to its need without overcharging and is rated for 12-, 24-, or 36-volt...

2-3-120 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the discharge or ‘dumping” of one battery into another. Each battery is charged according to its need without overcharging and is rated for 12-, 24-, or 36-volt...

Galvanic Isolator VDI-64A 64A Max Waterproof (Potted)The galvanic isolator prevents electrolytic corrosion. It blocks low voltage DC currents that enter your boat via the shore power earth wire. These currents can cause corrosion to the boat’s underwater metals, like the hull, propeller, shaft and...

BI-1202 Battery Isolator - 120A - 1 Alternator, 2 BatteryThe Arco Marine BI-1202 is an inboard/outboard battery isolator that can handle 1 alternator, 2 batteries, and 120A max—rated for use with 10 to 350-amp alternators on 12, 24, or 32-volt negative ground systems.Features: 1...

BI-2703 Battery Isolator - 70A - 2 Alternator, 3 BatteryThe Arco Marine BI-2703 is an inboard/outboard battery isolator that can handle 2 alternators, 3 batteries, and 70A max. Rated for use with 10 to 350-amp alternators on 12, 24, or 32-volt negative ground systems.Features:...

BI-1602 Battery Isolator - 160A - 1 Alternator, 2 BatteryThe Arco Marine BI-1602 is an inboard/outboard battery isolator that can handle 1 alternator, 2 batteries, and 160A max. Rated for use with 10 to 350-amp alternators on 12, 24, or 32-volt negative ground systems.Features:...