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Collection:

Electrical - Battery Isolators

34 products
15% Off
Regular price $50.15
Sale price $50.15
Regular price $59.00
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Argodiode Battery Isolator 80-2AC - 2 Batteries - 80AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Dischar...
15% Off
Regular price $39.10
Sale price $39.10
Regular price $46.00
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Argodiode Battery Isolator 80-2SC - 2 Batteries - 80AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Dischar...
15% Off
Regular price $95.20
Sale price $95.20
Regular price $112.00
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Argodiode Battery Isolator 140-3AC - 3 Batteries - 140AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Disch...
15% Off
Regular price $109.65
Sale price $109.65
Regular price $129.00
Unit price
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Argodiode Battery Isolator 180-3AC - 3 Batteries - 180AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries. Disch...
41% Off
Regular price $130.99
Sale price $130.99
Regular price $221.99
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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 rangi...
19% Off
Regular price $206.99
Sale price $206.99
Regular price $255.00
Unit price
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1-2-120 Battery IsolatorThis 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. ...
19% Off
Regular price $263.99
Sale price $263.99
Regular price $324.00
Unit price
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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...
19% Off
Regular price $345.99
Sale price $345.99
Regular price $426.00
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GI-60-FS Galvanic Isolator 60A 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...
19% Off
Regular price $295.99
Sale price $295.99
Regular price $365.00
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2-3-70 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. Ea...
19% Off
Regular price $383.99
Sale price $383.99
Regular price $473.00
Unit price
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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. E...
41% Off
Regular price $93.99
Sale price $93.99
Regular price $158.99
Unit price
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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 rangin...
41% Off
Regular price $267.99
Sale price $267.99
Regular price $454.99
Unit price
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Battery Isolator - 2 Alternator - 2 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices rangi...
19% Off
Regular price $528.99
Sale price $528.99
Regular price $653.00
Unit price
per 
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. E...
41% Off
Regular price $160.99
Sale price $160.99
Regular price $272.99
Unit price
per 
Battery Isolator - 2 Alternator - 2 Battery - 70 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices rangin...
41% Off
Regular price $387.99
Sale price $387.99
Regular price $658.99
Unit price
per 
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 rangi...
41% Off
Regular price $200.99
Sale price $200.99
Regular price $340.99
Unit price
per 
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 rangin...
31% Off
Regular price $195.99
Sale price $195.99
Regular price $283.00
Unit price
per 
1-3-70 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. Ea...
41% Off
Regular price $170.99
Sale price $170.99
Regular price $289.99
Unit price
per 
Battery Isolator - 1 Alternator - 3 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices rangi...
15% Off
Regular price $109.65
Sale price $109.65
Regular price $129.00
Unit price
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Galvanic Isolator VDI-16A, 16 AMP Max Waterproof PottedThe galvanic isolator prevents electrolytic corrosion. It blocks low-voltage DC currents that enter your boat via the shore power earth wire....
15% Off
Regular price $114.75
Sale price $114.75
Regular price $135.00
Unit price
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Argofet Battery Isolator 100-3 3 Batteries - 100AMPSimilarly to Argodiode battery isolators, Argofet isolators allow simultaneous charging of two or more batteries from one alternator (or a single...
15% Off
Regular price $140.25
Sale price $140.25
Regular price $165.00
Unit price
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Argo FET Battery Isolator 200-3 3 Batteries - 200AMPSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output...
15% Off
Regular price $249.05
Sale price $249.05
Regular price $293.00
Unit price
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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. T...
6% Off
Regular price $319.99
Sale price $319.99
Regular price $339.00
Unit price
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200A, 40V 3-Bank Ideal Battery IsolatorFeatures: Waterproof Expoxy Sealed Construction Easy Connection Most Efficient use of Available Alternator Output Maximize Battery Performance Three year par...
15% Off
Regular price $90.10
Sale price $90.10
Regular price $106.00
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Argo Diode Battery Isolator - 160AMP - 2 BatteriesDiode battery isolators allow simultaneous charging of two or more batteries from one alternator, without connecting the batteries together. Disch...
15% Off
Regular price $119.85
Sale price $119.85
Regular price $141.00
Unit price
per 
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 bat...
15% Off
Regular price $100.30
Sale price $100.30
Regular price $118.00
Unit price
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Argo FET Battery Isolator - 100AMP - 2 BatteriesSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more batteries from one alternator (or a single output bat...
20% Off
Regular price $159.80
Sale price $159.80
Regular price $199.70
Unit price
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160A Automatic Charge Isolator - 12V or 24VThe ACR-160 combines battery banks for charging and isolates them when charging has stopped. It provides priority for charging only the starter battery f...
40% Off
Regular price $347.99
Sale price $347.99
Regular price $577.99
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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...
40% Off
Regular price $287.99
Sale price $287.99
Regular price $477.99
Unit price
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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...
40% Off
Regular price $321.99
Sale price $321.99
Regular price $534.99
Unit price
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Battery Mate 1603 IG Isolator - 120 Amp, 3 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator/battery charger...
53% Off
Regular price $119.99
Sale price $119.99
Regular price $252.99
Unit price
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ProIsoCharge SeriesModelProIsoCharge120 1•2 Part No. 23121System Volts DC 12Max DC Amps 120 AmpAlternator Input1Battery Outputs 2Size 5.35"(l) x 5.875"(w) x 3.125"(h)Weight2 lbsSignificantly...
53% Off
Regular price $127.99
Sale price $127.99
Regular price $271.99
Unit price
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ProIsoCharge SeriesModel ProIsoCharge120 1•3 Part No. 23124 System Volts DC 12Max DC Amps 120 AmpAlternator Input1Battery Outputs 3Size 6.15"(l) x 5.875"(w) x 3.125"(h)Weight3 lbsSignificantly Sm...
43% Off
Regular price $384.99
Sale price $384.99
Regular price $676.99
Unit price
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ProSafe FAILSAFE 60amp 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 Ce...
44% Off
Regular price $285.99
Sale price $285.99
Regular price $507.99
Unit price
per 
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 Ce...