10 Amazing Battery Isolator For 2024

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Are you tired of your battery running low on power when you need it the most? Look no further! In this article, we will introduce you to the amazing Battery Isolator for 2023. These innovative devices are designed to efficiently manage the power flow between multiple batteries, ensuring that each one remains charged and ready to go whenever you need it. Whether you're a frequent traveler, an outdoor enthusiast, or simply want peace of mind knowing that your battery will always be dependable, these battery isolators are a must-have. Join us as we dive into the top 10 battery isolators for 2023 and discover which one is the perfect fit for your needs.

 

The Stinger SGP32 200 AMP Battery Relay Isolator and Relay is a high-quality battery isolator designed to prevent primary battery discharge and extend battery life. It offers maximum current transfer and is suitable for various 12V applications. With its universal compatibility, this isolator is a reliable choice for anyone needing a quality part. The Stinger SGP32 is easy to install and has received positive reviews for its performance and durability. However, some users found the provided instructions lacking in technical explanations. Additionally, the size of the relay is larger than expected. Overall, the Stinger SGP32 is a reliable solution for battery isolation and comes highly recommended.

Key Features

  • 200 AMP Battery Isolator and Relay
  • Prevents primary battery discharge
  • Maximum current transfer
  • Extends battery life
  • Universal 12V Applications
  • Specifications

  • Color: Black
  • Dimension: 7.90Lx2.70Wx5.90H
  • Pros

  • Prevents primary battery discharge
  • Extends battery life
  • Maximum current transfer
  • Easy to install
  • Cons

  • Instructions could be more detailed
  • Relay is larger than expected
  •  

    The Stinger SGP32 200 AMP Battery Relay Isolator and Relay is a top choice for preventing battery discharge and extending battery life. With its maximum current transfer and universal compatibility, it offers reliable performance for various 12V applications. While the instructions could be more detailed and the relay is larger than expected, these minor drawbacks do not outweigh the benefits and effectiveness of the product. If you’re in need of a quality battery isolator, the Stinger SGP32 is a great option to consider. It has received positive feedback from users and is known for its durability and ease of installation. Take advantage of this reliable solution to keep your batteries in optimal condition.

     

    The Ampper 12V 140Amp Dual Battery Isolator is a voltage sensitive relay designed for two battery systems. It allows for two separate power sources while charging by one alternator, making it suitable for car, vehicle, RV, ATV, UTV, and boat applications. The isolator cuts in at 13.3 volts and cuts out at 12.8 volts, ensuring that the primary battery is always charged and ready to start the engine. It is heavy-duty, water-resistant, shock-resistant, dust-proof, and can withstand extreme weather conditions. The isolator is easy to install and comes with a mounting plate and bolts. It is not compatible with Lithium batteries but works well with Acid-Lead batteries. With a 4.2/5 customer rating, this product is worth considering for those in need of a reliable battery isolator.

    Key Features

  • Allows for two separate power sources while charging
  • Cuts in at 13.3 volts and cuts out at 12.8 volts
  • Heavy-duty and resistant to water, shock, and dust
  • Compatible with car, vehicle, RV, ATV, UTV, and boat
  • Easy installation with included mounting plate
  • Specifications

  • Color: 12V 140Amp
  • Dimension: 2.76Lx3.74Wx2.60H
  • Size: Vsr
  • Pros

  • Reliable battery isolation for two battery systems
  • Heavy-duty construction suitable for off-road use
  • Easy installation with included mounting plate
  • Compatible with various vehicles and boats
  • Reasonable price for the features offered
  • Cons

  • Not compatible with Lithium batteries
  • Grounding cable could be more sturdy
  • Some reports of quality control issues
  •  

    The Ampper 12V 140Amp Dual Battery Isolator is a practical and reliable solution for those who require a voltage sensitive relay for their two battery systems. It is built to withstand harsh conditions and provides efficient charging and isolation. While it may have a few limitations and occasional quality control issues, the overall customer satisfaction is high. If you are in need of a budget-friendly battery isolator that gets the job done, the Ampper Dual Battery Isolator is worth considering.

     

    The Dual Battery Isolator 12V 140Amp is a voltage sensitive relay (VSR) that ensures your primary battery is always charged and ready to run your vehicle. It is compatible with a wide range of vehicles, including ATV, UTV, boats, RVs, marine vehicles, trucks, caravans, and more. With easy installation and clear instructions, this battery isolator works seamlessly to link and disengage the two batteries as needed. It also comes with a 12-month warranty for added peace of mind. While there are no reviews provided in the summary, the product has received a customer rating of 4.5/5. Overall, the Dual Battery Isolator offers a reliable solution for battery management and is a worthwhile investment.

    Key Features

  • Wide compatibility with various vehicles
  • Voltage Sensitive Relay (VSR) ensures primary battery is charged
  • Engages and disengages batteries based on voltage levels
  • Important Note: Connect accessories to second battery with proper fusing
  • Comes with a 12-month warranty for added peace of mind
  • Specifications

  • Color: 12V VSR
  • Size: 12V VSR
  • Pros

  • Works well with GM 1 wire alternator
  • Easy installation with clear instructions
  • Charges the secondary battery efficiently
  • Can also charge the start battery with solar or shore power
  • Provides positive engagement with an audible click
  • Cons

  • Terminals may be small for the load
  • Plastic may break when screwing in the device
  •  

    The Dual Battery Isolator 12V 140Amp is a reliable and easy-to-install solution for managing your vehicle’s batteries. With its wide compatibility, efficient charging capabilities, and the added benefit of being able to charge the start battery, it offers great functionality. The product has received a positive customer rating of 4.5/5, indicating its effectiveness and customer satisfaction. However, it’s important to note that some users have experienced issues with the terminals and plastic durability. Overall, if you’re looking for a battery isolator that is compatible with various vehicles and provides reliable battery management, this product is worth considering.

     

    The Stinger SGP38 80-AMP Battery Isolator and Relay is a powerful and reliable solution for preventing primary battery discharge and extending battery life. With a maximum current transfer of 80A constant and 150A peak, this black battery isolator and relay is suitable for universal 12V applications. It efficiently maintains battery performance and includes features like preventing battery damage from over-discharging and connecting multiple batteries. The Stinger SGP38 battery isolator and relay is easy to install and works effectively, ensuring optimal power distribution and protection for your batteries.

    Key Features

  • 80 AMP Battery Isolator and Relay
  • Prevents primary battery discharge
  • 80A constant 150A peak
  • Maximum current transfer
  • Extends battery life
  • Universal 12V Applications
  • Specifications

  • Color: Black
  • Dimension: 8.50Lx5.80Wx2.40H
  • Pros

  • Prevents battery discharge and extends battery life
  • Suitable for universal 12V applications
  • Maintains optimal power distribution
  • Includes features to prevent battery damage
  • Easy to install
  • Cons

  • Relay can get hot even without load current
  • Not a true battery isolator for continuous duty
  •  

    The Stinger SGP38 80-AMP Battery Isolator and Relay is a reliable solution for preventing battery discharge and maintaining optimal battery performance. It is easy to install and suitable for universal 12V applications. Although it may run hot without load current and is not ideal for continuous duty as a true battery isolator, it still effectively protects your batteries and extends their lifespan. Overall, the Stinger SGP38 battery isolator and relay provides efficient power distribution and is a valuable addition to any mobile setup with multiple batteries.

     

    The Victron Energy Argofet Battery Isolators 200-2AC is a high-quality product that allows simultaneous charging of two or more batteries from one alternator without connecting the batteries together. With virtually no voltage loss and a maximum charge current of 200A, this isolator is highly efficient and reliable. It comes with a 5-year warranty, providing peace of mind for the users. The product is easy to install and wire, making it hassle-free for users. It is compatible with boats, RVs, and other mobile installations. The Victron Energy Argofet Battery Isolators 200-2AC is a great solution for splitting charging for multiple batteries. However, some customers have reported issues with the warranty and customer service, which can be a concern for potential buyers. Overall, this product offers excellent performance and reliability.

    Key Features

  • FET isolators allow simultaneous charging of two or more batteries
  • Virtually no voltage loss
  • No need to increase the output voltage of the alternator
  • Maxiumum charge current: 200A
  • 5-year warranty
  • Specifications

  • Dimension: 2.56Lx7.87Wx4.72H
  • Size: 200A (2 Bank)
  • Pros

  • Easy to install and wire
  • Highly efficient with virtually no voltage loss
  • 5-year warranty for peace of mind
  • Cons

  • Issues with warranty and customer service reported
  •  

    The Victron Energy Argofet Battery Isolators 200-2AC is a reliable and efficient solution for simultaneous charging of multiple batteries. It offers great performance with virtually no voltage loss and comes with a generous 5-year warranty. The product is easy to install and provides peace of mind for users. However, some customers have raised concerns about the warranty and customer service, which should be taken into consideration. Overall, the Argofet Battery Isolators 200-2AC is a high-quality product that delivers on its promises and is a great addition to any mobile power system.

     

    Ensure a reliable power source for your vehicle with the Mata1 Dual Battery Isolator Kit. This smart car charger is designed to keep your main battery charged and your engine running, so you never have to worry about running out of power during your travels. With its universal compatibility, it can power up any ground or marine vehicle, making it a versatile solution for all your automotive power needs. The dual battery isolator has an IP-67 waterproof rating, allowing it to withstand even the toughest weather conditions. Made with premium-grade materials, it is built to last. The compact design of the isolator kit ensures easy installation and includes all the necessary components for a hassle-free setup.

    Key Features

  • Reliable power source for on-road travels and off-road expeditions
  • Universal compatibility for any ground or marine vehicle
  • IP-67 waterproof rating for all-weather resilience
  • Heavy-duty construction for lasting performance
  • Easy installation with complete kit and instructions
  • Specifications

    Pros

  • Reliable and efficient power source
  • Versatile compatibility with various vehicles
  • Resilient in all weather conditions and terrains
  • Durable construction for long-lasting performance
  • Hassle-free installation with complete kit and instructions
  • Cons

  • Lack of specifications provided
  • Occasional issues with shipping damages
  •  

    The Mata1 Dual Battery Isolator Kit is a reliable and efficient solution for maintaining power in your vehicle. With its universal compatibility and all-weather resilience, it ensures you never run out of power during your adventures. The heavy-duty construction guarantees long-lasting performance, while the compact design and complete kit make installation a breeze. Although the lack of specifications may be a drawback for some, the overall positive customer reviews prove its effectiveness. If you’re in need of a dependable power source for your automotive land or marine vehicle, the Mata1 Dual Battery Isolator Kit is worth considering.

     

    The Dual Battery Isolator Kit Heavy Duty 300 AMP is the ultimate charging solution for heavy duty dual battery systems. With its cutting-edge programming, it delivers optimum performance while preserving output power. This Voltage Sensitive Relay (VSR) ensures that your start battery is always charged by cutting in at 13.3 volts and cutting out at 12.8 volts. It is IP65 Certified, making it safe for use in various weather conditions. The compact design allows for easy installation under the hood or in any convenient location near your batteries. The kit includes all the necessary components for a successful installation, saving you the hassle of shopping for individual parts. With an industry-leading 3-year warranty and a 30-day money back guarantee, the Dual Battery Isolator Kit offers peace of mind and reliable performance.

    Key Features

  • 300-amp Dual Battery Isolator
  • Optimum performance with zero power loss
  • IP65 Certified for off-road use
  • Complete kit with all necessary components
  • Backed by a 3-year warranty
  • Specifications

  • Size: 300 AMP Kit
  • Pros

  • Designed for heavy duty dual battery systems
  • Preserves output power with advanced programming
  • Safe for use in extreme weather conditions
  • Includes all necessary components for installation
  • Backed by a generous warranty
  • Cons

  • Poorly designed cabling
  • Instructions could be clearer
  • Not suitable for smart alternator systems
  •  

    The Dual Battery Isolator Kit Heavy Duty 300 AMP is an excellent choice for those with heavy duty dual battery systems. Its advanced programming and voltage sensitive relay ensure optimal performance and a constantly charged start battery. The IP65 certification makes it suitable for off-road use in any weather condition. The kit includes everything you need for a successful installation, and the industry-leading warranty provides peace of mind. However, be aware of the issues with the included cables and the compatibility with smart alternator systems. Overall, this kit offers reliable and efficient charging for your dual battery setup.

     

    The Victron Energy Argo FET Battery Isolator is a highly reliable and efficient mobile product designed to isolate batteries for enhanced power management. With a current rating of 200A and the capacity to support 3 batteries, this isolator is perfect for various applications. It comes in a multicolored design and compact dimensions of 7.87Lx4.72Wx2.56H, making it easy to install and integrate into existing setups. Customers have praised its robustness, performance, and the excellent customer service provided by Victron. With positive feedback and a rating of 4.3/5, this battery isolator is a top choice for those seeking a quality and dependable solution.

    Key Features

  • Argo FET Battery Isolator, 200A, 3 Batt.
  • Specifications

  • Color: Multicoloured
  • Dimension: 7.87Lx4.72Wx2.56H
  • Size: 200A (3 Bank)
  • Pros

  • Robust and reliable
  • Easy to install
  • Excellent customer service
  • Cons

  • Limited to 3 batteries
  •  

    The Victron Energy Argo FET Battery Isolator is a top-quality product that delivers on its promises. Customers are highly satisfied with its performance, robustness, and the exceptional customer service provided by Victron. The isolator is easy to install and offers enhanced power management for up to 3 batteries. Its compact design ensures it can fit into various setups seamlessly. If you are looking for a reliable battery isolator with excellent customer support, this is the product to choose. The Victron Energy Argo FET Battery Isolator earns a score of 9 out of 10 based on its positive customer feedback and stellar features.

     

    The 500 Amp Battery Isolator is a powerful and versatile device designed for various applications, including Marine, Mobile Audio, Off-Road, and Power Sports. It is perfect for isolating multiple batteries and preventing battery drain. With a continuous power handling of 500 amps at 12V and surge power handling of 700 amps, this battery isolator is durable and efficient. It eliminates the negative effects of parallel battery connection, prolonging the life of the primary battery. The battery isolator solenoid is made of high-quality materials, ensuring excellent performance and durability. It is easy to install and comes with a one-year warranty. Overall, the 500 Amp Battery Isolator is a reliable and efficient solution for managing multiple batteries in various applications.

    Key Features

  • 500 AMP BATTERY ISOLATOR – Perfect for multiple battery applications
  • POWERFUL FUNCTION – Handles 500 amps at 12V and 700 amps surge power
  • ELIMINATES BATTERY DRAIN – Stops power from battery bank
  • High-quality materials, easy installation, and 1-year warranty
  • Specifications

  • Size: 500A
  • Pros

  • Suitable for various applications
  • Efficient and durable design
  • Prevents battery drain
  • Easy installation
  • 1-year warranty
  • Cons

  • Confusing warranty details
  • Lack of contact information for customer support
  • Some users reported noise issues
  •  

    The 500 Amp Battery Isolator is a reliable solution for anyone in need of managing multiple batteries in their vehicles or equipment. Its powerful function and high-quality design make it suitable for various applications, from marine to off-road. The ability to eliminate battery drain and prolong the life of the primary battery is a significant advantage. The easy installation process and the one-year warranty add to its value. However, there are some concerns regarding the warranty details and the availability of customer support. Additionally, some users experienced noise issues, which might be a drawback for those seeking a quieter option. Overall, the 500 Amp Battery Isolator offers great value and performance.

     

    The Stinger SGP35 500-AMP Relay and Isolator is a high-quality, versatile product designed to prevent primary battery discharge, extend battery life, and provide power on demand. With its 500 AMP high current relay/isolator, it is suitable for universal 12-volt applications. The Stinger SGP35 ensures that your battery stays charged and ready for use, making it ideal for automotive applications such as winches, radio consoles, and auxiliary power systems. Its solid build quality and reliable performance have received positive customer reviews, with users praising its durability and functionality. However, the size of the relay may be a challenge to conceal in smaller vehicles. Overall, the Stinger SGP35 500-AMP Relay and Isolator is a reliable and efficient solution for maintaining battery health and providing reliable power when needed.

    Key Features

  • 500 AMP High Current Relay/Isolator
  • Prevents primary battery discharge
  • Power on demand
  • Extends battery life
  • Universal 12 volt applications
  • Specifications

  • Color: Multicoloured
  • Dimension: 7.50Lx2.00Wx7.00H
  • Pros

  • High-quality build
  • Prevents battery discharge
  • Extends battery life
  • Suitable for various 12-volt applications
  • Cons

  • Large size may be challenging to hide in smaller vehicles
  • Posts may not accommodate larger gauge wire connectors
  •  

    The Stinger SGP35 500-AMP Relay and Isolator is a reliable and durable solution for preventing battery discharge and providing power on demand. Its high-quality build and versatile applications make it suitable for various automotive needs, such as winches, auxiliary power systems, and radio consoles. While it may be a bit larger in size, the Stinger SGP35 delivers excellent performance and extends the lifespan of your battery. If you’re looking for a robust and efficient relay and isolator, this product is worth considering.

     

    Buyer's Guide: Battery Isolator

    What is a Battery Isolator?

    A battery isolator is a device that allows multiple batteries to be charged from a single charging system, while preventing the batteries from discharging into each other. It acts as a barrier, ensuring that the batteries remain separate and maintain their individual charging and discharging capabilities.

    Why Do You Need a Battery Isolator?

    Battery isolators are essential in a variety of applications, including:

    • Recreational Vehicles (RVs): If you own an RV, a battery isolator is a must-have. It enables you to charge the coach battery while driving without draining the starting battery, ensuring you have power when you reach your destination.
    • Boats and Marine Equipment: When you're out on the water, a battery isolator ensures that your boat's engine battery remains separate from the auxiliary battery used to power additional equipment. This ensures reliable starting power while preserving energy for essential electronics.
    • Off-Road Vehicles: Whether you enjoy off-roading in your 4×4 or rely on heavy-duty equipment for your work, a battery isolator prevents accessories, such as winches or lighting, from draining your vehicle's main battery. This keeps your vehicle's starting power intact and reduces the risk of being stranded.

    Key Features to Consider:

    When selecting a battery isolator, keep the following features in mind to make an informed decision:

    1. Battery Compatibility: Ensure that the battery isolator you choose is compatible with the type and voltage of your batteries. Some isolators are specifically designed for lead-acid batteries, while others may support different battery chemistries.
    2. Amperage Capacity: Consider the amperage capacity of the isolator to determine if it can handle the charging requirements of your batteries. Ensure it can provide sufficient power to charge all batteries simultaneously without overheating or causing damage.
    3. Number of Battery Banks: Determine how many batteries you need to connect to the isolator. Some isolators support only two batteries, while others can accommodate more. Choose one that meets your specific requirements.
    4. Voltage Drop: Look for a battery isolator with low voltage drop to ensure efficient charging. Higher voltage drops can lead to slower charging times and inefficient power transfer.
    5. Installation Requirements: Consider the ease of installation and whether the isolator comes with clear instructions or wiring diagrams. Some isolators may require professional installation, while others are designed for easy DIY setup.
    6. Protection Mechanisms: Look for isolators that include protective features such as surge protection, short-circuit protection, and overheat protection. These safety mechanisms ensure that your batteries and charging system remain safe from potential damage.

     

    Frequently Asked Questions (FAQs):

    Q: Can I install a battery isolator myself, or should I hire a professional?
    A: Depending on your level of comfort with electrical systems, you can install a battery isolator yourself. However, if you’re unsure about the process or want to ensure a seamless installation, it’s recommended to hire a professional.

    Q: How does a battery isolator work?
    A: Battery isolators work by utilizing diodes or electronic circuits to route the charging current to the batteries that need charging while preventing power flow between batteries. This allows each battery to charge independently without the risk of discharging into the other batteries.

    Q: Can a battery isolator drain my batteries?
    A: No, a properly installed battery isolator should not drain your batteries. It is designed to prevent backflow from one battery to another, ensuring each battery remains charged and ready for use when needed.

    Q: Can I use a battery isolator with lithium batteries?
    A: Yes, there are specific battery isolators available that are compatible with lithium batteries. However, make sure to check the manufacturer’s specifications to ensure the isolator is suitable for your particular lithium battery setup.

    Q: Do I need additional accessories for installation?
    A: Depending on the isolator you choose and your specific setup, you may require additional accessories such as wiring, terminals, or fuses. It’s always a good idea to review the product’s documentation and consult with the manufacturer or retailer to determine any additional items needed.

    Q: Can I use a battery isolator for solar panel systems?
    A: Yes, battery isolators can be used in solar panel systems that require multiple battery banks. They ensure that each battery bank is charged independently and prevent battery discharging between banks, maximizing the efficiency and lifespan of the batteries.