We’ve spent hundreds of hours researching and comparing Atv Battery Isolator of all specifications to find the best one for any need (or budget). Here are the results.

The Best Atv Battery Isolator of 2020 – Top Rated & Reviewed

2,498 Reviews Scanned

Rank No. #1
Dual Battery Isolator Kit - HORSMILE 12V 140Amp Voltage Sensitive Relay & Wiring Cable Kit, Complete VSR Double Battery Automatic Charger, Fits Trucks, SUV, ATV, ATV, UTV, Boats & More, Upgraded
  • RUGGED DURABILITY -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.
  • EASY TO INSTALL - No alternator or ignition connection needed,You don't need any additional components to complete installation as everything is included in the kit, including leads, connectors, screws, zip ties, and more.
  • VOLTAGE SENSITIVE RELAY - The 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!
  • FITS A WIDE VARIETY OF VEHICLES - 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.12V, 140A, 13.3V cut-in voltage, 12.8V Cut-out Voltage, Suitable for 12V 4WD, Marine, Truck, Caravan & Camping Applications.
  • 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.
SaleRank No. #2
12V 140 Amp Dual Battery Smart Isolator & ATV UTV Wiring Kit by KeyLine Chargers - Voltage Sensitive Relay - VSR
  • Forget the traditional diode relays and so-called "solid state" devices that can rob you of almost 2 amps of output power! The Keyline Dual Battery Isolator is the only SMART 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 chargers on the market today, 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.
  • WHAT YOU GET: 140 Amp Smart Battery Isolator; 7AWG x 12” Red Cable with two connectors; 3AWG x 12” Black Cable with two connectors; 7AWG x 24” Red Cable (cut to length, with single connector); (1) 5/16” Lug Cable End, (1) 3/8” Lug Cable End; 1-1 ½” Red Shrink Tube. 3-wire install and comes with mounting plate, hardware, heavy gauge ground and power wires (see images for exact contents of kit). Easy-to-follow directions for the novice DIYer. Power wire in, power wire out. What could be easier?
  • 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!!
Rank No. #3
Dual Battery Isolator Kit, 12V 140 Amp Voltage Sensitive Relay VSR Dual Battery Kit Smart Automatic Charger for Marine Car UTV ATV RV Boat Camper Truck
  • VSR Battery Isolator: Battery isolator relay cuts in at 13.3 volts and cuts out at 12.8 volts to ensure your primary battery is always charged without worry about stuck on road due to drained battery. It's like having two separate power sources for each battery while only having one alternator!
  • Smart Battery Isolator: Battery isolator allows run your accessories from separate battery when the engine is off while keeping your main battery charged and prevents the starting battery from being run down by your equipment. Now you can add more large capacity electrical to your vehicles, such as solar panel, audio, light, etc.
  • IP65 Certified: Heavy duty silicone sealed interior with reinforced case is certified for off-road use, which is water resistant, shock resistant, dust proof and safe to use in harsh condition.
  • Custom Fit: Compact battery isolator can be installed almost anywhere with its 2.6" x 2.6" x 2" size. Great fit for under the seat, under the hood installation for your marine boats, truck, RV, UTV, van, off-road vehicles.
  • Lifetime Warranty: If you have any question with our battery isolator kit, please feel free to contact with us. Our professional Technical Support would solve the problem for you and Customer Service Team will help you RETURN OR REFUND.
Rank No. #4
Dual Battery Isolator Kit - HORSMILE 12V 140Amp Voltage Sensitive Relay & Wiring Cable Kit, Complete VSR Double Battery Automatic Charger, Fits Trucks, SUV, ATV, ATV, UTV, Boats & More, Upgraded
  • RUGGED DURABILITY -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.
  • EASY TO INSTALL - No alternator or ignition connection needed,You don't need any additional components to complete installation as everything is included in the kit, including leads, connectors, screws, zip ties, and more.
  • VOLTAGE SENSITIVE RELAY - The 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!
  • FITS A WIDE VARIETY OF VEHICLES - 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.12V, 140A, 13.3V cut-in voltage, 12.8V Cut-out Voltage, Suitable for 12V 4WD, Marine, Truck, Caravan & Camping Applications.
  • 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.
Rank No. #5
250 AMP Dual Battery Smart Isolator Universal 12V/24V Voltage Sensitive Relay Intelligent Dual Battery Isolator for Car, Truck, ATV, Battery Starter Controller Heavy Duty Power Switch Charge Relay
  • Voltage: High current 250 Amp/ Continue Current: 250A normally open/ Universal application 12V/24V, LCD display voltage of two batteries
  • Automatically Connection Voltage (Delay 5 seconds) : 13.5V-16V(12V working voltage);27V-32V(24V working voltage)/ Automatically Disconnect Voltage (Delay 5 seconds) : 12.5V,disconnect immediately if it is below 12.5 V
  • Function: 250Amp battery isolator is a primary battery saver, which used to combine two batteries when an alternator is charging (engine running) and isolate them when not charging (engine off) so you can still start your vehicle.
  • Designed with Small Size, Can Fit Anywhere!/ Wide Use on a variety of vehicles--12V/24V Trucks, ATVs, UTVs, Boats, RVs, Vans, Off-road Vehicle, Caravan & Camping Applications.
  • Easy to install, Just power wire in, power wire out. No Need to discharge your vehicle's original battery by trying your new equipment off-road
Rank No. #6
Spartan Power Smart Dual Battery Isolator 12V 140A Voltage Sensitive Relay VSR for Vans, Trucks, RV's, Motorhomes, ATV, UTV, Boats, Off Road Vehicles
  • NOW ON AMAZON - EASY TO INSTALL: Designed for dual battery systems or second battery bank in your van, truck, RV, UTV, off-road vehicles, marine boats, etc.
  • VSR – VOLTAGE SENSITIVE RELAY: Automatic 140 Amp Dual Battery Isolator enables you to charge two battery systems from one alternator at the same time. A Voltage Sensitive Relay (VSR) cuts in at 13.3 volts and cuts out at 12.8 volts.
  • VANLIFE? Now you can safely add additional batteries to help support your accessories such as power inverters, MPPT charge controllers, solar panels, refrigerators, audio, lights, pumps, winches, etc.
  • IP65 Protected: IP65 enclosure offers complete protection from dust, oil, and other non-corrosive material. Waterproof protection up to water projected by a nozzle against enclosure from any direction.
  • 3 YEAR WARRANTY: Every Spartan Power 12V 140 Amp Dual Battery Isolator is backed by a 3 year warranty. Have a question? We are an American company located in Reno, Nevada. Our expert technicians will be glad to answer any question that you may have!
Rank No. #7
Dual Battery Smart Isolator DEWINNER - VSR - Voltage Sensitive Relay, 12V 140 Amp Specially Designed for ATV, UTV, Boats, RVs, Campers 5th Wheels Off Road Vehicles Rhino (12V Isolator)
  • Easy to Install: No alternator or ignition connection needed. If you want additional components to complete installation, please click "DEWINNER dual battery isolator kit".
  • VOLTAGE SENSITIVE RELAY: DEWINNER 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! (Only suitable for lead-acid batteries versus lead-acid batteries)
  • FITS A WIDE VARIETY OF VEHICLES -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. Suitable for 12V 4WD, marine, truck, caravan & camping applications
  • WHAT YOU GET: SingleIsolator: 140 Amp Smart Battery Isolator; Easy-to-follow directions for the novice DIYer.
  • 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!!
Rank No. #8
Dual Battery Isolator Kit, GOLDPAR 12V 140Amp Sensitive Relay VSR Pro Dual Battery Kit & Wiring Cable Kit, Smart Battery Isolator Kit for Car, Vehicle, RV, ATV, UTV, Boat, Camper, Truck
  • Robust and durable: It's like having two separate power sources for each battery and only one alternator! This dual battery isolator can also withstand extreme weather conditions, vibration, and IP65 waterproofing.
  • Easy to install: This dual battery isolator kit includes all the parts needed for a complete installation (battery cable, battery terminals, copper lugs, heat shrink tubing, cable ties). You will never get stuck with a dead battery!
  • Suitable for a wide range of vehicles. GOLDPAR dual battery isolator kit to provide power for recreation. Suitable for 12V 4WD, boats, trucks, cars, off-roaders, caravans and campers.
  • What's in the box: 1x Smart Battery Isolator, 1x6000mm long 10mm square red cable with terminals on both ends, 1x600mm long 10mm square black ground cable with terminals on both ends, 2x positive marine battery terminals; 1x negative marine battery terminals, 3xSC 16-8 copper crimp lugs, 2x red heat shrink, 1x black heat shrink, 1x insulated blue ring termination, 6x300mm cable ties, 4x self-tapping screws, 2xM6 nuts, 2xM6 spring washers
  • While ensuring quality, it offers a 1-year warranty policy. Please buy with confidence.
Rank No. #9
Ampper 12V 140Amp Dual Battery Isolator Kit, Battery Voltage Sensitive Relay (VSR) Smart Battery Isolator Kit for Car, Vehicle, RV, ATV, UTV and Boat
  • Purpose: this voltage sensitive relay kit is design for two battery systems (SUITABLE for Acid-Lead batteries, NOT SUITABLE for Lithium batteries), allow to having two separate power sources while charging by one alternator, it's all need to charge and isolate two battery systems.
  • Primary Battery Protected: cuts in at 13.3 volts and cuts out at 12.8 volts. Ensure your primary battery is always charged and ready to start your engine, the secondary will be charged after the primary battery's volts exceed 13.3 volts.
  • Heavy Duty: this voltage sensitive relay kit is heavy built to suitable for almost anywhere even off-road, which is water resistant, shock resistant, dust proof and withstand unexpected extreme weather environments.
  • Compatible: used for DC 12 V two battery systems isolate and charge, universal used for car, vehicle, RV, ATV, UTV and boat, also two battery electrical equipment.
  • Easy to use: this VSR kit comes with all the pieces needed (battery cables, battery terminals, copper lugs, heat shrinks, cable ties) for a complete installation.
Rank No. #10
DEWINNER 12V 140Amp Dual Battery Isolator Manual/Auto Modes VSR-Voltage Sensitive Relay, with LED Screen, Voltage Display, Designed for ATV, UTV, Boat, RV, Camper 5 Wheel Off-road Vehicle
  • 【Easy installation and waterproof】 No need for alternator or ignition connection. After installation, it can still be used normally even if it is affected by vibration, various bad weather and other factors. At the same time, the isolator supports waterproof function, and the waterproof grade is IP67. (Only suitable for lead-acid battery to lead-acid battery or lithium battery to lithium battery)
  • 【Manual Modes】 Press and hold the "Power" button for 3 seconds, the upper blue (LED) indicator light is on, and the manual mode is turned on. In this mode, click the "Power" button to turn on/off the isolator. Click the "power" button, the lower red (LED) indicator light is on, and the isolator is turned on; click the "power" button again, the lower red (LED) indicator light is off, and the isolator closure.
  • 【Automatic Mode】Long press the "Power" button for 3 seconds, the upper blue (LED) indicator light goes out, and the automatic mode is turned on. In automatic mode, the voltage-sensitive relay (VSR) cuts in at 13.3 volts, and the lower red (LED) indicator lights up. The voltage-sensitive relay (VSR) is cut off at 12.8 volts, and the lower red (LED) indicator light turns off
  • 【LED SCREEN REAL-TIME VOLTAGE DISPLAY】 The surface of the isolator is equipped with an LED display to display the current-voltage status in real-time, allowing you to control the battery status at any time.
  • 【FITS A WIDE VARIETY OF VEHICLES】 Just like having two independent power sources, the dual battery isolator kit enables your accessories to run on a separate battery when the engine is not running on the vehicle while keeping the main battery charged and your vehicle always Get ready and start when you need it. Suitable for 12V 4WD, ships, trucks, caravans, and camping applications.

Last update on 2021-12-30 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated Atv Battery Isolator to Buy Now

 

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(1) Atv Battery Isolator Price and Reviews

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(2) Demand

The demand for a particular Atv Battery Isolator is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

Atv Battery Isolator materials differ from manufacturer to manufacturer. Consider where and how you will be using your Atv Battery Isolator to determine if one material would be better than another.

(4) Size

Like most products, Atv Battery Isolators come in various sizes. Do you need a large Atv Battery Isolatoror a small one? Think about where you will use your Atv Battery Isolator in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

Atv Battery Isolators also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Atv Battery Isolator would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Atv Battery Isolator will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Atv Battery Isolator you purchase may affect its durability.

(7) Storage

Will you need to store your Atv Battery Isolator? If so, you should consider the size and weight of the Atv Battery Isolatorto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Atv Battery Isolator will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Atv Battery Isolator. It is hard to know exactly how an Atv Battery Isolator will perform until you get it home and try it out.

(9) Warranty

Make sure the Atv Battery Isolator you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.