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12V 240A Car Battery Switch Automatic Cut Off Kill Switch for Car Boat RV SUV Truck.

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Product information

Description

General description

This 12V 240A Car Battery Switch is an automatic cut-off kill switch designed for vehicles such as cars, boats, RVs, SUVs, trucks, and motorcycles. It prevents battery drainage during long-term parking and protects against frayed cables and forgotten lights, maximizing energy storage and prolonging battery life.

Technical specifications

  • Rated voltage: 12V
  • Rated current: 240A
  • Instantaneous current: 500A
  • Standby current: 3mA
  • Working temperature: -30°C to 90°C
  • Cut-off threshold: 11.8V + 0.2V
  • Dimensions: 8.3cm x 6cm x 3.5cm
  • Compatibility and accessories

    This automatic battery cut-off switch is compatible with most 12V vehicles, including cars, boats, RVs, trailers, trucks, ATVs, UTVs, and motorcycles with a cylinder capacity of less than 4 liters. Package includes: 1 x Disconnect Switch, 2 x Remote Controls, 1 manual.

    Installation

    The battery disconnect switch uses a negative pole connection method, making installation straightforward. Ensure to turn off the power before installation and perform a power-on test afterward. Note that it is not suitable for vehicles with small pole heads (negative pole sizes: 9-13mm and 15-17mm).

    Usage

    The switch features both manual and remote control operation. It automatically turns off when the battery voltage drops below 11.8V after a 120-second delay to save power. When the voltage exceeds 13.2V, the remote control is disabled to prevent accidental shutdown while driving.

    Other information

    1234

    Features

    • Brand
      COOCHEER
    • Pcs per pack
      1
    • Terminal lug adapter only
      Yes
    • Terminal hole diameter
      17 mm
    • Height
      35 mm
    • Width
      60 mm
    • Length
      83 mm
    • Material
      Plastic
    • Number of terminals
      2
    • Weight
      200 g
    • Terminal Polarity
      Pair
    • Voltage
      12 V
    • Type of connection
      Automatic
    • Cable Connection Type
      Cable lug
    • ManoMano Reference
      ME88677353
    • MMID
      391433133610
    • Product code
      SPYZNB-052216
    • EAN
      3181228662113

    Customer reviews

    MMarjorie
    Published on 13/02/2025, France

    Very good, perfect for my vehicle

    GGiacomo
    Published on 08/10/2024, France

    Met my expectations and easily set up.

    MManoMano Customer
    Published on 30/04/2025, France

    Very good product thank you

    LLaurent
    Published on 03/08/2026, France

    Easy installation. Guaranteed effectiveness.

    FFrédéric
    Published on 16/06/2026, France

    Seems to be working well, we'll see in the long term...

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