Best Dual Battery Isolator - April 2024

12V 140 Amp Dual Battery Isolator by KeyLine Chargers - Voltage Sensitive Relay (VSR) Pro Dual Battery Kit)

Your search for the best automatic battery isolator is over! KeyLine Chargers 140amp Battery Isolator is the best value battery charger on the market. Zero Voltage Drop. Won't rob precious power from your batteries and electrical system, unlike heat sinking competitors'. Small Convenient Size. Only about 2 inches tall, wide & deep (2.6" x 2.6" x 2") the isolater fits just about anywhere! Fast & Easy Installation. Simple power wire IN, power wire OUT install. Comes with mounting plate/template. IP65 Weather & Strong Vibration Protection. Suitable for all off-road vehicles and weather exposed ... [Read More]

• ASIN: B00WTAFR5W
• UPC: 640791978906
• ASIN: B00WTAFR5W
• Brand: KeyLine Chargers
• Size: Iso-Pro140 Pro Dual Battery Kit-1
• Manufacturer: KeyLine Chargers

JayCorp Smart Dual Battery 140A Isolator (VSR Voltage Sensitive Relay) for Auto/Boat/RV

A smart isolator is the ultra-simple and most technologically advanced method of automatic battery isolation. These units can be installed between batteries with a common ground to automatically control the charging process to the batteries but continue to provide isolation when a charging source is unavailable. The small size and rugged construction of these units allow for quick simple installation for even the most novice DIYer. The smart isolator is also "Dual Sensing" which senses the charge of both batteries. If either battery is receiving a charge, e.g. a battery charger is connected to... [Read More]

• ASIN: B00400IYTK
• ASIN: B00400IYTK
• Brand: JayCorp
• Size: 2.5" x 2.5" x 2"
• Manufacturer: JayCorp

Dual Battery Isolator Kit - JOYHO 12V 140Amp Voltage Sensitive Relay & Wiring Cable Kit, Complete VSR Double Battery Automatic Charger, Fits Trucks, SUV, ATV, ATV, UTV, Boats & More

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 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. Kit includes: 1xSmart Battery Isolator. 1x6 metre length of 10mm sq red cable terminated at both ends. 1x60cm length of 10mm sq black earth cable terminated at both ends. 2xPositive Marine batte... [Read More]

• ASIN: B07S3HSPR4
• UPC: 190835839064
• ASIN: B07S3HSPR4
• Brand: JOYHO
• Manufacturer: JOYHO

WirthCo 20092 Battery Doctor 125 Amp/150 Amp Battery Isolator

WirthCo Battery Doctor Battery Isolator - 125/150 peak amperes is a state-of-the-art, fully automatic, dual battery controller that is suitable for any vehicle with an auxiliary battery. Smaller and lighter than other standard battery isolators, the battery isolator employs electronic switching control technology. High-performance electronic isolator allows you to charge two batteries from a single alternator, and keeps the starting battery isolated from the second battery. Also, with a single push of the override/reset button, you can change the batteries to parallel mode for jump-starting. T... [Read More]

• ASIN: B0058SGDFK
• UPC: 010054200929
• ASIN: B0058SGDFK
• Brand: WirthCo
• Size: 150 Amp
• Manufacturer: WirthCo

[ALL STAR TRUCK PARTS] 12V 140 Amp Dual Battery Isolator - Voltage Sensitive Relay (VSR) Pro Dual Battery Kit)

Installation kit Specifically designed for RV & Boats.Use for dual battery applications. This automatic relay distributes charging amperage between two batteries. Perfect for "house" and starter battery applications in power-sports applications.Especially important for vehicles with winches, large stereo systems, cab heaters,light bars and accessories with large electrical demand.Kit includes:12v 140amp Smart Battery Isolator with mounting screws.8.5 mm x 6000mm Red Cable with two 8x 5/16 connecters.10mm x 600mm Black Cable with two 4x 5/16 connecters. Positive Marine type battery clamp.Negati... [Read More]

• ASIN: B07PF7RJDT
• ASIN: B07PF7RJDT
• Brand: All Star Truck Parts
• Manufacturer: All Star Truck Parts

True UTV-SBI-CK UTV Dual Battery Kit.

Just released Jan 2018 the newest model UTV specific Dual Battery Connection Kit that features the True UTV-SBI-18 smart battery isolator built from the ground up for stator charging mechanisms. This kit provides you with the absolute best charge management of your accessory battery while protecting your primary battery for starting. True kits feature the industries only fully adhesive sealed 100% waterproof cables. These kits allow for three types of mounting. Traditional screws, 3M Dual Lock fastener, or leave suspended in cables. Unmatched quality and performance from True Amalgamated.

• ASIN: B00WRG2U58
• UPC: 869713000048
• ASIN: B00WRG2U58
• Brand: True Amalgamated
• Manufacturer: True Amalgamated (TrueAm)

[ALL STAR TRUCK PARTS] 12V 140 Amp Dual Battery Smart Isolator - VSR - Voltage Sensitive Relay Specially Designed for ATV, UTV, Boats, RV's, Campers 5th Wheels Off Road Vehicles Rhino Polar

A smart isolator is the ultra-simple and most technologically advanced method of automatic battery isolation. These units can be installed between batteries with a common ground to automatically control the charging process to the batteries but continue to provide isolation when a charging source is unavailable. The small size and rugged construction of these units allow for quick simple installation for even the most novice DIYer. The smart isolator is also "Dual Sensing" which senses the charge of both batteries. If either battery is receiving a charge, e.g. a battery charger is connected to... [Read More]

• ASIN: B07PGDZNBJ
• ASIN: B07PGDZNBJ
• Brand: All Star Truck Parts
• Manufacturer: All Star Truck Parts

Dual Battery Smart Isolator,12V 140A Dual Battery Isolator (VSR) Voltage Sensitive Relay & Wiring Cable Kit for ATV, UTV, Boats, RV's

Product Features: Automatically combines two batteries when charging and isolates the two batteries when not charging. No voltage drops comparing to battery isolator diodes (0.6V). Meets ISO8846 Ignition Protection, suitable for use in engine room. Robust Glass Fiber reinforced Nylon enclosure. Built-in LED indication (ON when VSR engages). Port for remote LED indicating VSR status (LED not included). Surface or panel mount options provides flexibility when installing. Optional Storage Mode allows zero power consumption when engine is of. Product Specifications： Material: Nylon Color: Black ... [Read More]

• ASIN: B07QF6Q96N
• UPC: 889251636585
• ASIN: B07QF6Q96N
• Brand: WonVon
• Manufacturer: WonVon

Blue Sea Systems 7650 Add-A-Battery Kit

Adding a second battery to the electrical system prevents the unintended discharge of the engine start battery. Blue Sea Systems popular Add-A-Battery kit was primarily designed for boats with alternator output of 120A or less. When installed, the Add-A-Battery isolates the start battery from the house loads which prevents the discharge of the start battery. The Add-A-Battery offers a simple way to control the charging and battery switching of two battery banks. The E-Series Dual Circuit Plus Battery Switch simplifies the switching while the SI-ACR automates charging between two batteries.

• ASIN: B000RZNP5K
• UPC: 632085765033
• ASIN: B000RZNP5K
• Brand: Blue Sea Systems
• Manufacturer: Blue Sea Systems

True UTV-SBI-18 Smart Isolator for UTVs

Customer Service 509-991-0385 feel free to call with any questions we actually answer our phone. It's finally available the unique UTV-SBI-15 from True Amalgamated (TrueAm). All new in 2015 this is the 4th generation and most specifically designed Smart Battery Isolator available for stator charging mechanisms. It features the renowned PEP programming developed by TrueAm through rigorous field and bench testing. This is currently the only Isolator programming to manage the stator's output in the most efficient manner possible to provide the UTV enthusiast with guaranteed use of every available... [Read More]

• ASIN: B00W4QO5F4
• UPC: 869713000062
• ASIN: B00W4QO5F4
• Brand: True Amalgamated
• Manufacturer: True Amalgamated (TrueAm)

Renogy 200A Battery Isolator Compatible with Lead-acid Batteries

Although mainly used in RVs, The Rangy 200A battery Isolator can be used in most motorized vehicles, allowing the alternator to charge two different battery Banks at the same time. It isolates the starting battery from the house battery when using loads, and connects them when the alternator is running. Beyond RVs, The dual battery Isolator is also ideal for two battery applications such as marine vehicles as it makes it easy to manage and switch the charge between your batteries.

• ASIN: B07JQ98RQJ
• UPC: 816360029694
• ASIN: B07JQ98RQJ
• Brand: Renogy
• Manufacturer: Renogy

DB Electrical BSL0005 90 Amp Dual Multi 2 Two Battery Isolator for Marine, RV, EMS Vehicles, Fire Trucks/Negative Ground, 6-50 DC Volts,

Unit Type AlternatorPart Type BATTERY ISOLATORVoltage n/a/ Brief NEGATIVE GROUND2 BATTERIES1 ALTERNATOR90A MAX OUTPUTNORTHWEST REG. MBG90

• ASIN: B0081SB8YA
• UPC: 701485517136
• ASIN: B0081SB8YA
• Brand: DB Electrical
• Manufacturer: DB Electrical

True UTV-SBI-CM UTV Dual Battery Connect & Monitor Kit

Customer Service 509-991-0385 feel free to call with any questions we actually answer our phone. New revised Connect & Monitor Kit that features the True UTV-SBI-18 smart battery isolator built from the ground up for stator charging mechanisms. This kit provides you with the absolute best charge management of your accessory battery while protecting your primary battery for starting. This kit now features a NEW single voltmeter with dual blue displays. This shock/waterproof volt meter allows real-time monitoring of the charge state of your batteries. All True kits feature the industries only fu... [Read More]

• ASIN: B00WRJI3BU
• UPC: 869713000055
• ASIN: B00WRJI3BU
• Brand: True Amalgamated
• Manufacturer: True Amalgamated (TrueAm)

Stinger SGP32 200 AMP Battery Relay Isolator and Relay

200 AMP Battery Isolator and Relay

• ASIN: B001HBYXVS
• UPC: 609098797788
• ASIN: B001HBYXVS
• Brand: Stinger
• Manufacturer: Stinger

Voltage Sensitive Relay Dual Battery Kit, ISSYZONE 12V 140 Amp Dual Battery Isolator for UTV, Boat, Automobile, RV

• ASIN: B07QY6YTWH
• ASIN: B07QY6YTWH
• Brand: Issyzone
• Manufacturer: ISSYZONE

STINGER SGP32 PRO 200 AMP Battery Isolator Dual Battery

A lot of people listen to their stereo without the engine running. This often leads to dead batteries and a vehicle that won't start. A battery isolator will let you completely discharge one battery without

• UPC: 157231120
• Model: SGP32
• Color: Black
• Size: 200 Amps
• Rating: 5.0

Xscorpion RL80 High Current Relay 80 Amp 80A Car Battery Isolator

High Current Relays, ideal for battery isolationReliable and efficient methold to add secondary battery to any systemEasy and simple installationSimply connect relays to operate, when ignition is powered on, the individual batteries remain separate preventing

• UPC: 257055879
• Model: RL80
• Color: White

Power Relay battery Isolator 500 Amp High Current For 12V Metra Install Bay

500 Amp Battery Isolator and RelayGreat for isolating a second battery making it dedicated to the stereo systemDoes not create a voltage drop to the second battery like conventional isolatorsPrevents primary battery dischargeMaximum current transferExtends

• UPC: 800099219
• Model: ME-IB500

(2 pack) OPTIMA YellowTop Dual Purpose Battery, Prius ds46b24r

Optima YellowTop DS46B24R Prius Deep Cycle Automotive

• UPC: 777813465

Cole Hersee 48090 Heavy Duty 90A 12-36V Battery Isolator

1 Alternator/2 Batteries application. For 12-36 volt, DC negative ground electrical systems. Isolate each battery to prevent the battery with the higher charge from draining into the battery with the lower charge. Allow two batteries

• UPC: 32925759
• Model: 48090

Renogy 200A Battery Isolator

Although mainly used in RVs, the Renogy 200A Battery Isolator can be used in most motorized vehicles, allowing the alternator to charge two different battery banks at the same time. It isolates the starting battery

• UPC: 583284190
• Model: RNG-BATT-ISO200
• Size: ISO 200A

ProMariner Battery Isolator

Get everything you need from this battery

• UPC: 35119852
• Model: 01-70-2
• Color: Black
• Size: afd = none | amps - max = none | lockable = none |
• Rating: 5.0

Argo FET Battery Isolator, 200A, 2 Batt.

Argo FET Battery Isolator - 200A - 2 Battery - MFG# ARG100201020 - FET isolators allow simultaneous charging of two or more batteries from one source without the voltage loss associated with common diode

• UPC: 634904599

Universal High Quality Dual 1/0 & 8 Gauge Positive or Negative Battery Terminal

High qualityPlatinum with gold finishFits both positive or negative postsTwo 1/0 Gauge and Two 8 Gauge Inputs12 Volt Compatible (also with 10-24 volts

• UPC: 252740060
• Model: BT1088

Battery Isolator Cut Off Switch Terminal Fast Disconnect for Car Van Boat

Quick Battery Disconnector (Cut off Switch) Ideal for maintaining the batteries charge over time Connects direct to the battery terminal and is cut off by loosening the green

• UPC: 432444855
• Color: BlackGold Tone and Black
• Size: others

BEST ON THE MARKET TRUCK MARINE DOUBLE POLE BATTERY ISOLATOR SWITCH 250AMP 24V

• UPC: 401137010971
• Category: Accessories
• Price: 93 GBP