The perfect accessory for installing multiple car batteries in a vehicle. We offer a variety of different battery isolators designed for different battery amp ratings.
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Price range:
$18–$150
Items in range: 18
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Battery Isolators and Relays |
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500 Amp Relay Isolator (BIR500)
Free
Ground Shipping within
the 48 states
500 Amp Battery Isolator • 500 Amps at 12V Continuous • 700 Amps Surge • Switching Power: 10 - 16 VDC
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$69.95
Shipping: FREE
To the US 48 • other rates
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Battery Guard Indicator and Load Shut Down
Free
Ground Shipping within
the 48 states
Battery Monitor • Microprocessor That Constantly Monitors The Voltage Available • Led Changes Color With State Of Battery • Connects To The Dash Lamps To Dim The LED At Night
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$34.95
Shipping: FREE
To the US 48 • other rates
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200 Amp Battery Isolator (PAC200)
Free
Ground Shipping within
the 48 states
200 Amp Battery Isolator • 200 Amps at 12V Continuous • 300 Amps Surge • Draws Less Than 1 Amp When On • Switching Power: 10 - 16 VDC
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$54.99
Shipping: FREE
To the US 48 • other rates
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80 Amp Relay and Battery Isolator
Free
Ground Shipping within
the 48 states
80 Amp Battery Isolator • 80 Amps at 12V Continuous • 150 Amps Surge • Switching Power: 10 - 16 VDC
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$21.99
Shipping: FREE
To the US 48 • other rates
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80 Amp High Current Relay Car Battery Isolator
Free
Flat Rate Shipping within
the entire USA!
High Current Relay Car Battery Isolator • Reliant & Efficient Way to Add a Secondary Battery to Any System • Connect Relays to Operate • Amperage: 80 Amps
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$17.99
Shipping: FREE
To the US • other rates
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200 Amp Relay Isolator (BIR200)
Free
Ground Shipping within
the 48 states
200 Amp Battery Isolator • 200 Amps at 12V Continuous • 300 Amps Surge • Switching Power: 10 - 16 VDC
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$46.95
Shipping: FREE
To the US 48 • other rates
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200 Amp Battery Isolator and Relay
Free
Ground Shipping within
the 48 states
Battery Isolator and Relay • 200 Amp • Prevents Primary Battery Discharge • Maximizes the Current Transfer • Extends Battery Life • Universal 12V Applications
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$44.99
Shipping: FREE
To the US 48 • other rates
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500 Amp Battery Isolator and Relay
Free
Ground Shipping within
the 48 states
Battery Isolator and Relay • 500 Amp • Prevents Primary Battery Discharge • Maximizes the Current Transfer • Extends Battery Life • Universal 12V Applications
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$49.99
Shipping: FREE
To the US 48 • other rates
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200 amp Battery Isolator and Relay
Free
Ground Shipping within
the 48 states
200 amp Battery Isolator and Relay • Prevents primary battery discharge • Maximum current transfer • Extends battery life • Universal 12V Applications
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$64.99
Shipping: FREE
To the US 48 • other rates
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80 amp Battery Isolator and Relay
Free
Ground Shipping within
the 48 states
80 amp Battery Isolator and Relay • Prevents Primary Battery Discharge • Maximum Current Transfer • Universal 12V Applications • Extends Battery Life • Water Resistant Black Phenolic Plastic • 100,000 Mechanical Cycle Life
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$27.99
Shipping: FREE
To the US 48 • other rates
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500 Amp Relay / Battery Isolator
Free
Ground Shipping within
the 48 states
500 Amp Relay / Battery Isolator • Used To Isolate A Second Battery Electrical Equipment • Prevents The Equipment From Discharging The Main Battery • Handles 500 Amps Continuous • 700 Amp Surges
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$89.95
Shipping: FREE
To the US 48 • other rates
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80 Amp Battery Isolator (PAC80)
Free
Ground Shipping within
the 48 states
80 Amp Battery Isolator • 80 Amps at 12V Continuous • 150 Amps Surge • Switching Power: 10 - 16 VDC
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$27.99
Shipping: FREE
To the US 48 • other rates
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80 Amp Battery Isolator and Relay
Free
Flat Rate Shipping within
the entire USA!
Battery Isolator and Relay • 80 Amp • Prevents Primary Battery Discharge • Maximizes the Current Transfer • Extends Battery Life • Universal 12V Applications
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$19.99
Shipping: FREE
To the US • other rates
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200 Amp Car Battery Isolator & Relay w/ Control Box
Free
Ground Shipping within
the 48 states
Car Battery Isolator & Relay w/ Control Box • Prevents Loads on Auxiliary Battery from draining the Main Battery • Works with all Alternator Types • Amperage: 200 Amps
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$109.99
Shipping: FREE
To the US 48 • other rates
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Battery Isolator / Monitor
Free
Ground Shipping within
the 48 states
Battery Isolator And Monitor Kit • BG12 Battery Monitor And PAC-200 Relay Isolates The Primary Battery From The Secondary Battery • Maintains Charge On Both Batteries • Requires No Alteration Of The Vehicle's Wiring •
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$79.95
Shipping: FREE
To the US 48 • other rates
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120 Amp 4-Post Battery Isolator
Free
Ground Shipping within
the 48 states
120 amp Battery Isolator and Relay • Prevents Primary Battery Discharge • Maximum Current Transfer • Extends Battery Life • Universal 12V Applications
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$79.99
Shipping: FREE
To the US 48 • other rates
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240 AMP 3-Post Battery Isolator
Free
Ground Shipping within
the 48 states
240 amp Battery Isolator and Relay • Prevents Primary Battery Discharge • Maximum Current Transfer • Extends Battery Life • Heat Sink To Dissipate Unwanted Heat
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$149.99
Shipping: FREE
To the US 48 • other rates
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200 Amp High Current Relay Car Battery Isolator
Free
Ground Shipping within
the 48 states
High Current Relay Car Battery Isolator • Reliant & Efficient Way to Add a Secondary Battery to Any System • Connect Relays to Operate • Amperage: 200 Amps
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$39.99
Shipping: FREE
To the US 48 • other rates
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