240A Smart Remote Battery Disconnect Switch – 12V

240A Smart Remote Battery Disconnect Switch – 12V

 (919 Reviews)

check_circle Smart Battery Protection

check_circle Wireless ON/OFF Control

check_circle Real-Time Voltage Display

$71.99 USD
$71.99 USD $139.99 USD
SAVE 48% Sold out

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240A Smart Remote Battery Disconnect Switch – 12V

240A Smart Remote Battery Disconnect Switch – 12V

$71.99
$71.99 $139.99
SAVE 48% Sold out

  • I don't drive my truck every day, so I wanted an easier way to disconnect the battery. Being able to use the remote instead of opening the hood is really convenient. The voltage display is a nice bonus too.

    Jorge Perez.

  • My RV sometimes sits for weeks between trips. I like being able to disconnect the battery without dealing with the terminals every time. The remote makes the whole process much easier.

    Marcy.

  • The built-in voltage display is what caught my attention. It's nice being able to check the battery voltage without grabbing a separate meter. The remote control is straightforward to use.

    Drew moyer.

    📝 Product Description

    Stop Battery Drain Before It Leaves You Stranded.

    A weak battery can ruin your day, especially when your vehicle sits unused.

    The 240A Smart Remote Battery Disconnect Switch helps prevent excessive battery discharge with automatic low-voltage protection, convenient wireless control, and a built-in LED voltage display.

    Perfect for compatible cars, trucks, RVs, boats, and other 12V vehicles.

    Less Battery Worry. More Peace of Mind.

    📏 Product Size, Variants & Specs

    Product Type: Smart Remote Battery Disconnect Switch

    Voltage: 12V Vehicle Systems

    Operating Voltage: DC 6–18V

    Rated Current: 240A

    Instantaneous Current: 500A

    Wireless Range: Up to 328 FT (100m), under favorable conditions

    Low-Voltage Cutoff: Below 11.8V for 120 seconds

    Remote Safety Lockout: Above 13.2V

    Display: Digital LED Voltage Monitor

    Water Resistance: IP54 Rated

    Operating Temperature: -22°F to 194°F

    Main Housing: Approximately 2.5" × 1.77"

    Remote Size: Approximately 2.36" × 1.1"

    Battery Terminal Compatibility: 9–13mm / 15–17mm, as specified by supplier

    Recommended Vehicle Engine Size: Under 4.0L

    Available Variant: 12V / 240A – Dual Remote

    Package Includes:

    • 1 × Battery Disconnect Switch
    • 2 × Wireless Remote Controls
    • 1 × Protective Pad

    Check battery terminal dimensions, starting current, and vehicle compatibility before ordering.

    🧪 Product Materials

    • Pure Copper Connectors – Designed for reliable electrical conductivity.
    • Durable Nylon Housing – Provides protection for internal components.
    • 240A Relay – Controls the battery power connection.
    • LED Digital Display – Shows real-time battery voltage.

    🚚 Shipping & Returns

    🚀 Shipping Time: 7–15 Business Days 

    📬 Tracking Number Provided for Every Order

    🔄 30-Day Hassle-Free Returns

    💯 If your product arrives damaged or defective, we'll replace it or issue a full refund.

    View full details

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    🛡️ 30-DAY RISK-FREE TRIAL

    🐾 TRUSTED BY 10,000+ CUSTOMERS

    SMART LOW-VOLTAGE PROTECTION

    Help Prevent a Dead Battery.

    When battery voltage drops below 11.8V for 120 seconds, the switch automatically disconnects power to help prevent further discharge. Ideal for vehicles that sit unused between trips.

    WIRELESS CONTROL. NO HASSLE.

    Switch Power ON or OFF from Up to 328 FT.

    Control your battery connection with a simple press of the remote. No need to open the hood every time you want to disconnect or reconnect power.

    KNOW YOUR BATTERY VOLTAGE.

    Real-Time LED Monitoring.

    The built-in digital display shows battery voltage at a glance. Plus, remote switching is disabled above 13.2V to help prevent accidental remote shutdown while driving.

    A Smarter Way to Manage Battery Power

    Take control of your battery with smarter protection and everyday convenience. Unlike basic manual switches, our Smart Remote Battery Disconnect Switch combines wireless ON/OFF control, automatic low-voltage protection, and real-time voltage monitoring—all in one device.

      Basic Manual Switch
    Benefit
    Wireless ON/OFF Control
    Automatic Low-Voltage Cutoff
    Digital Voltage Display
    Remote Safety Lockout
    No Need to Open Hood for Routine Switching

    Testimonials

    • The LED display is very useful. I can see the battery voltage directly instead of guessing whether the battery is still in good condition.

      Robert D.

    • Installation was straightforward with the negative-link method. I like that it does not damage the original vehicle wiring and can be restored if needed.

      Michael R.

    • The housing feels solid, and the remote control makes storage much easier. It is a simple upgrade that solves a real battery drain problem.

      Bob W.

       
       

      ❓ Frequently Asked Questions

      Will this switch help prevent my battery from dying?

      Yes. It automatically disconnects power when voltage stays below 11.8V for 120 seconds, helping prevent further discharge. However, it cannot recharge an already depleted battery or eliminate every cause of battery failure.

      Can I turn the battery ON or OFF remotely?

      Yes. The included wireless remotes allow you to control the battery connection from up to 328 FT under favorable conditions. Actual range depends on obstacles and interference.

      Is it safe to use while driving?

      The remote control is designed to be disabled when voltage exceeds 13.2V, helping prevent accidental remote shutdown while the engine is running. This is voltage-based protection, not a guarantee that the vehicle is moving or stopped. Never intentionally disconnect the battery while driving.

      Will it fit my vehicle?

      It's designed for compatible 12V vehicles with engines under 4.0L, including cars, trucks, RVs, boats, and ATVs. Check battery post dimensions, electrical requirements, and available installation space before purchasing.

      Is installation difficult?

      The switch uses a negative-terminal connection designed to preserve the original vehicle wiring. Installation involves connecting the switch to the negative battery terminal and attaching the sensing wire to the positive terminal. Follow the supplied instructions, and consult a qualified technician if you're unfamiliar with vehicle electrical systems.