Automotive
- Suitable for 12V vehicle, marine, 4WD, Caravan, ATVs140 Amp Voltage
- Sensitive Relay
- Priority charging for starting battery
- Alternator outputs up to 150 amps
- Fully Automatic, Proven Technology
Showing all 15 results
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True® GMC Sierra Dual Battery Kit 12V 140A Automatic Management
$130.95 – $150.95The True® brand is the best smart battery isolator kit for the GMC series! Made in the USA, the Tru...
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True® Ford Dual Battery Kit – F150 F250 Raptor Ranger Transit Isolator
$130.95 – $150.95The heavy-duty True® Ford® Dual Battery Kit is a specific type of battery isolator for trucks desi...
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True® Medium Dual Battery Kit – Under the hood kit – DBK12MED
$116.95 – $136.95This is the perfect kit to not only connect that second battery under the hood of your Truck or Je...
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True® Large Lithium Dual Battery Kit
$132.95 – $152.95The lithium dual battery kit is for boats, cars, 4WD, trucks, caravans, RVs, or general automotive a...
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True® Auxiliary Car Battery Isolator Kit, Heavy-Duty Smart Isolator
$130.95 – $150.95Here is the 12V True® auxiliary car battery isolator kit with a voltage-sensitive relay (VSR), allo...
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True® Single Meter Dual Display
$40.95 – $60.95
12v Dual Battery Voltage Meter – GaugeThe True® SMDD (Single Meter Dual Display) Dual battery voltage meter kit provides accurate real-t...
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True® Silverado Dual Battery Kit – Heavy Duty
$130.95 – $150.95Heavy-duty 12V 140A Chevy Silverado dual battery kit with Cut-In:13.4V, and Cut-Out:12.9V. Complet...
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True® Large 12v Dual Battery Kit
$130.95 – $150.95Best dual battery setup kit with voltage-sensitive relay (VSR) for adding that 2nd or 3rd battery to...
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True® Dual Smart Battery Isolator (SBI)
$80.95 – $100.95This 12V True® Smart Battery Isolator is a ultra-simple and most technologically advanced method of...
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True® Toyota® 4Runner Dual Battery Kit
$130.95 – $150.95True® is the most advanced battery isolator for 4Runners (3rd, 4th, 5th, SDHQ..). The Toyota® 4Run...
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True® Lithium Small Dual Battery Kit
$102.95 – $122.95The True® Small LITHIUM Dual Battery Kit facilitates close proximity setup with a universal method ...
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True® Toyota® Tundra Dual Battery Kit
$130.95 – $150.95True® is the most sophisticated battery isolator for Tundras. The Toyota® Tundra dual battery kit,...
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True® Lithium Medium Dual Battery Kit
$118.95 – $138.95Features: NOW features PEP® making it the most efficient Lithium battery isolator on the market. ...
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True® Lithium Smart Battery Isolator (Patent Pending)
$82.95 – $102.95Features: NOW features PEP® making it the most efficient battery isolator for Lithium battery on t...
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True® Small Dual Battery Kit
$100.95 – $120.95True® auxiliary battery kit ensures that your vehicle always has a fully charged primary battery....
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Showing all 15 results
