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MaySpare Dual Battery Isolator Kit 12V 140Amp Voltage Sensitive Relay VSR Double Battery Automatic Charger & Wiring Cable Kit

*$757.00

(357 avaliações de clientes)
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MaySpare Dual Battery Isolator Kit 12V 140Amp Voltage Sensitive Relay VSR Double Battery Automatic Charger & Wiring Cable Kit
MaySpare Dual Battery Isolator Kit 12V 140Amp Voltage Sensitive Relay VSR Double Battery Automatic Charger & Wiring Cable Kit
*$757.00
SKU: BFA0571D Categoria: Marca:
  • 12V, 140A, 13.3V cut-in voltage, 12.8V cut-out voltage,; Package Include All the Bits and Pieces Needed for a Complete Installation
  • Working Voltage: Having Voltage Sensitive Chip,Rely Cuts in at 13.3 Volts and Cuts out at 12.8 Volts to Ensuring Primary Battery is Always Ready for Vehicle to Run.
  • Fuction:Like Having Two Separate Power Sources,The Dual Battery Isolator Kit Enables Your Accessories to Run From a Separate Battery While the engine is not running on your vehicle While keeping your Main Battery Charged and Your Vehicle Always Ready to Go and Start When You Want It.
  • Compatibility: This battery isolators are small and suitable for almost anywhere, for ATV, UTV, Boats, RV’s,marine vehicle, truck, caravan
  • Premium service :Provide better service, please contact us if you have any questions!

Informação adicional

Connector Type

Screw

Contact Material

Silver

Contact Type

Normally Open

Current Rating

140 Amps

Mounting Type

Panel Mount, Surface Mount

357 avaliações para MaySpare Dual Battery Isolator Kit 12V 140Amp Voltage Sensitive Relay VSR Double Battery Automatic Charger & Wiring Cable Kit

  1. tj_M

    Got this to add a secondary battery for my truck to charge tools while on the job site and run a few appliances. This worked great!

  2. Rich O

    Just what I needed for keeping the two house batteries in my van charged. Cable was long enough to get from my starter battery to my house batteries at the back of my extended fullsize van. Smart isolator has performed flawlessly, even when I depleted my house batteries twice, and done numerous rough gravel roads. Solar gets lots of attention but this is WAY more useful.

  3. Adam Canton

    Failed after two weeks. Had to buy another at an autozone on our road trip

  4. Kindle Customer

    Great kit I installed a second 100 amp Renogy AGM battery with an inverter and cigarette lighter and USB ports in the back of the canopy on my F150 4wd. Easy to wire, clear instructions.

  5. Road Runner

    Finally got this unit installed. Doesn’t work at all, not even the LED. Unit is completely worthless. I’m outside of the return and support window, so leaving this review is all I can do.

  6. Misa

    Not a rocket science it does what suppose to do. I went for a 1700 miles trip with clear mind knowing that I had my second battery ready for any inconvenience.

  7. George

    This product is junk. Hooked up to batteries and it closes all the time never disconnects. Put a starter battery @ 9 volts to test and the unit kept all batteries connected. Would never recommend this product to anyone.

  8. BonumSufficit

    My 2017 subaru outback has a “smart” or variable alternator, and my initial test of this unit showed that the battery voltage constantly dropped under 12.5v while driving around town which caused this unit to do what it’s supposed to do and cut power to the aux battery side. Obviously that wasn’t going to work with a trailer and aux battery hooked up.

    The only way to get around the “smart” or variable alternator feature is to TURN ON YOUR PARKING OR DRIVING LIGHTS. This causes the ECU to “turn on” the alternator to provide a constant >14.0 volts to the battery the whole time the engine is running. If you turn your lights off, you’ll see the alternator voltage drop to 12.5v or lower.

  9. THawk

    This seller makes a great product. All the hardware and wire necessary to install the dual power isolator. Good instructions. I ran the dual power isolator to a AGM power box in the passenger floor area of my Dodge Caravan. Wanted to be able to monitor the isolator and connected a voltage meter to monitor the main battery and auxiliary battery. The gauge of wire is right and everything is working great. I glad I bought this product.

  10. Vince

    Plan on adding on another battery to run my winch and stereo amplifier. There were very few places that had them , but they were very pricey. So I found it here at a reasonable price.

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