Battery Isolators

200A, 40V 3-Bank Ideal Battery Isolator Features: Waterproof Expoxy Sealed Construction Easy Connection Most Efficient use of Available Alternator Output Maximize Battery Performance Three year parts ... More Details

BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery The Arco Marine BI-1203-3A is an inboard/outboard battery isolator that can handle 1 alternator, 3 batteries, and 120A max. Rated for use w... More Details

Battery Mate 1602 IG Isolator - 120 Amp, 2 Bank The Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger, i... More Details

Battery Mate 1603 IG Isolator - 120 Amp, 3 Bank The Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger, i... More Details

Battery Mate 2503 IG Isolator - 200 Amp, 3 Bank The Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger, i... More Details

BI 1203-S Isolator Onboard systems usually consist of two or more batteries that function independently when powering the 12 or 24V consumers. These batteries require independent charging with reliabl... More Details

1-2-120 Battery Isolator This heavy-duty isolator allows multiple batteries to charge automatically from one or two alternators and prevents the discharge or ‘dumping” of one battery into another. Eac... More Details

1-3-165 Battery Isolator This 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... More Details

1-3-70 Battery Isolator This 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 ... More Details

2-3-120 Battery Isolator This 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... More Details

2-3-70 Battery Isolator This 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 ... More Details

GI-30-FS Galvanic Isolator 30A Fail Safe Installing 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 vi... More Details

GI-60-FS Galvanic Isolator 60A Fail Safe Installing 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 vi... More Details

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 f... More Details

Battery Isolator - 1 Alternator - 2 Battery - 130 AMP ProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging ... More Details

Battery Isolator - 1 Alternator - 3 Battery - 130 AMP ProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging ... More Details

Battery Isolator - 2 Alternator - 2 Battery - 130 AMP ProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging ... More Details

Battery Isolator - 2 Alternator - 3 Battery - 130 AMP ProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging ... More Details

Battery Isolator - 2 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 f... More Details

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 f... More Details

ProIsoCharge Series ModelProIsoCharge120 1•2 Part No. 23121 System Volts DC 12 Max DC Amps 120 Amp Alternator Input1 Battery Outputs 2 Size 5.35"(l) x 5.875"(w) x 3.125"(h) Weight2 lbs Significan... More Details

ProIsoCharge Series Model ProIsoCharge120 1•3 Part No. 23124 System Volts DC 12 Max DC Amps 120 Amp Alternator Input1 Battery Outputs 3 Size 6.15"(l) x 5.875"(w) x 3.125"(h) Weight3 lbs Significa... More Details

ProIsoCharge Series Model ProIsoCharge180 1•2 Part No. 23122 System Volts DC 12 Max DC Amps 180 Amp Alternator Input1 Battery Outputs 2 Size 6.15"(l) x 5.875"(w) x 3.125"(h) Weight3 lbs Significa... More Details

ProIsoCharge Series Model ProIsoCharge180 1•3 Part No. 23125 System Volts DC 12 Max DC Amps 180 Amp Alternator Input1 Battery Outputs 3 Size 7.55"(l) x 5.875"(w) x 3.125"(h) Weight5 lbs Significa... More Details

ProIsoCharge Series Model ProIsoCharge250 1•3 Part No. 23126 System Volts DC 12 Max DC Amps 250 Amp Alternator Input1 Battery Outputs 3 Size 8.875"(l) x 5.875"(w) x 3.125"(h) Weight6 lbs Signific... More Details

ProSafe FAILSAFE 30amp Galvanic Isolator ProSafe FS installs easily and does not require a dedicated monitor to verify the operational status of the galvanic isolator as required by non FailSafe Certi... More Details

ProSafe FAILSAFE 60amp Galvanic Isolator ProSafe FS installs easily and does not require a dedicated monitor to verify the operational status of the galvanic isolator as required by non FailSafe Certi... More Details

160A Automatic Charge Isolator - 12V or 24V The ACR-160 combines battery banks for charging and isolates them when charging has stopped. It provides priority for charging only the starter battery firs... More Details

ACR-300 Automatic Charge Separator 300 AMP The ACR-300 combines battery banks for charging and isolates them when charging has stopped. It provides priority for charging only the starter battery first... More Details

Smart Dual Battery Isolator This Smart Dual Battery Isolator is ideal for dual battery applications. Allows two batteries to automatically charge at the same time and then isolates the batteries, ensu... More Details

Argo Diode Battery Isolator - 160AMP - 2 Batteries Diode battery isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries together. Discharg... More Details

Argo FET Battery Isolator - 100AMP - 2 Batteries Similarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output batter... More Details

Argo FET Battery Isolator - 200AMP - 2 Batteries Similarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output batter... More Details

Argo FET Battery Isolator 100-3 3 Batteries - 100AMP Similarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output ba... More Details

Argo FET Battery Isolator 200-3 3 Batteries - 200AMP Similarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output ba... More Details

Argodiode Battery Isolator 140-3AC - 3 Batteries - 140A Argodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Discharg... More Details

Argodiode Battery Isolator 180-3AC - 3 Batteries - 180A Argodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Discharg... More Details

Argodiode Battery Isolator 80-2AC - 2 Batteries - 80A Argodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Dischargin... More Details

Argodiode Battery Isolator 80-2SC - 2 Batteries - 80A Argodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Dischargin... More Details

Argofet Battery Isolator 100-3 3 Batteries - 100AMP Similarly to Argodiode battery isolators, Argofet isolators allow simultaneous charging of two or more batteries from one alternator (or a single ou... More Details

Galvanic Isolator VDI-16A, 16 AMP 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. Th... More Details

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. Thes... More Details

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. Thes... More Details