5+ Best 12V Battery Isolators Reviews

Last updated on

12V 140 Amp Dual Battery Smart Isolator by KeyLine - VSR - Voltage Sensitive Relay Specially Designed for ATV, UTV, Boats, RV's, Campers 5th Wheels Off Road Vehicles Rhino Polaris Artic Cat ETC

$84.97  in stock
1 new from $84.97
Free shipping
Buy Now
Amazon.com
as of

Features

  • ZERO VOLTAGE DROP: Forget the traditional diode relays and so-called "solid state" devices that can rob you of almost 2 amps of output voltage! The Keyline Dual Battery Isolator is the only unit designed with cutting edge programming to deliver optimum performance - with ZERO sacrifice. This compact battery isolator was built ultra-small (2.6" x 2.6" x 2") to fit almost anywhere! A perfect fit under the hood to get close to your dual batteries.
  • VOLTAGE SENSITIVE RELAY: The KeyLine Automatic 140 Amp Dual Battery Isolator is all you need to charge Two Battery Systems. Voltage Sensitive Relay (VSR) cuts in at 13.3 volts and cuts out at 12.8 volts to ensure your primary battery is always charged and ready to start your vehicle. It's like having two separate power sources for each battery while only having one alternator!
  • RUGGED DURABILITY: Unlike other isolators on the market, the KeyLine Automatic 140 Amp Dual Battery Isolator is IP65 Certified. This International Protection rating means that your KeyLine isolator is safe for use even for your off-road needs in dusty, wet and unexpected extreme weather environments. Great for extreme vibration applications as well.
  • EASY-TO-USE: The 140 Amp Dual Battery Smart Isolator comes with mounting plate and hardware. Does not include installation wires. Easy-to-follow directions for the most novice DIYer. What could be easier? **If you need installation wiring, see Dual Battery Kit or ATV/UTV Kit.
  • BUY WITH CONFIDENCE: Every 140 Amp Dual Battery Isolator is backed by an industry leading 12-month warranty. If you are not 100% satisfied with your purchase, simply take advantage of the No Questions Asked, 30-Day Money Back Guarantee!!

Dual Battery Isolator Kit - 12 Volt 140 Amp Voltage Sensitive Relay - Complete VSR Double Battery Automatic Charger - Fits Trucks, SUV, ATV, UTV Boats and more - Safe, Water and Vibration Resistant

$89.96  in stock
1 new from $89.96
Free shipping
Buy Now
Amazon.com
as of

Features

  • 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 to. This dual battery isolator kit features 12 Volt 140 Amp Voltage Sensitive Relay Isolator and includes all the bits and pieces needed for a complete installation.
  • FITS A WIDE VARIETY OF VEHICLES - Being the computer age that it is today, a lot of accessories, tools and gadgets that runs on electricity are essential in our everyday living or hobbies. This dual battery isolator kit with printed installation instruction manual gives you the power for your recreation without needing to worry about getting home after.
  • COMPLETE KIT WITH PRINTED INSTALLATION MANUAL - This dual battery isolator kit manufactured by AA Ignition is a complete kit which includes the Isolator or Relay, battery Cables, battery terminals, copper lugs, heat shrinks, cable ties and a printed instruction manual.
  • PREMIUM RUGGED CONSTRUCTION - This dual battery isolator kit is all you need to charge a dual battery system. It features a voltage sensitive chip ensuring your primary battery is always ready for your vehicle to run. This dual battery isolator is also built to withstand extreme weather environments, vibration and is water resistant.
  • LIFETIME WARRANTY - This 12V 140 Amp dual battery isolator kit comes complete with a lifetime warranty. If the part ever fails on your Truck, SUV, RV, ATV, UTV or Boat simply contact us for a replacement. Avoid getting stucked after your recreation by purchasing this dual battery isolator kit from AA Ignition.

NVX 500 Amp Mobile Audio Relay Battery Isolator [BIR500]

$69.99  in stock
4 new from $69.99
Free shipping
Buy Now
Amazon.com
as of

Features

  • AMP BATTERY ISOLATOR. Great for isolating the second battery to be dedicated to your sound system
  • UNCONVENTIONAL ISOLATOR. Doesn't create a voltage drop to your second battery unlike common isolators do
  • POWER HANDLING. Continuous power handling of 500 amps at 12V and surge power handling of 700 amps
  • PRIMARY BATTERY SAVER. Lengthens the life of the primary battery when your vehicle engine is off
  • ELIMINATES BATTERY DRAIN. It helps eliminate multiple battery drain as it stops battery bank from getting power from each one

Leave a Reply

Your email address will not be published. Required fields are marked *