VSTM Top Post Battery Disconnect Switch, 12-48V Waterproof Negative On/Off Kill Switch for Car, 12 Volt Battery Cut Off Switch Master Isolator for Car Marine RV Boat ATV UTV Heavy Duty

★★★★★ 4.5 105 reviews

US$4.74
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US$4.74
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Product details

Management number 233844153 Release Date 2026/06/27 List Price US$4.74 Model Number 233844153
Category
  • 【Prevent Battery Drain & Protect Vehicles】Tired of vehicles failing to start after long-term storage? This battery disconnect switch effectively cuts off power to stop battery drain. It safeguards your battery, extends its service life and saves you from frequent maintenance troubles. A practical solution for seasonal parking and daily power management.
  • 【Sturdy & Premium Construction】The car battery disconnect switch built with high-quality flame-retardant ABS material and solid brass cast connectors. It delivers outstanding sturdiness, great conductivity and strong corrosion resistance. It maintains stable performance under harsh conditions and lasts for years.
  • 【Simple Two-Position Operation & IP56 Waterproof】This top post battery disconnect switch comes with intuitive ON/OFF control: turn clockwise to power on, counterclockwise to power off. Rated at 300A and compatible with 12V-48V systems. Featuring IP56 waterproof rating, it works reliably in rain, dust and all harsh weather.
  • 【Flexible Design & Easy Installation】Precisely fits 15–17mm (0.59in–0.67in) negative battery posts. This battery switch equipped with two copper conductive brackets and detachable terminals, it supports free angle adjustment. Designed for installation on battery negative post, it can be mounted quickly in tight engine compartments, no professional skills required.
  • 【Wide Compatibility for Various Uses】This battery cut off switch is designed for DC 12-48V electrical systems to isolate circuits. It can be used alone or paired with other switches. Widely applicable to cars, boats, RVs, campers, trailers, trucks, ATV, UTV, battery banks and other marine & automotive devices.

ASIN B0F6D239Q3
Color Top Post Negative (15-17mm)
Model Bds-300
Terminal Screw
Brand Name VSTM
Unit Count 1.0 Count
Part Number battery-switches
Switch Type Kill Switch
Circuit Type 1-way
Contact Type Normally Closed
Manufacturer VSTM
Material Type Nylon Shell and Copper Silver Plated Screw
Mounting Type Surface Mount
Connector Type Clamp
Control Method Touch
Current Rating 250 Amps
Operation Mode ON-OFF
Item Dimensions 2.17 x 2.56 x 5.63 inches
Number of Items 1
Contact Material Brass
Operating Voltage 12 Volts
Specification Met CE
Compatible Devices Cars, Marine Boats, RVs, Campers, Travel Trailers, Trucks, ATVs, UTVs, Battery Banks
Included Components Screws
Number of Positions 1
Smart Home Compatibility Not Smart Home Compatible
Upper Temperature Rating 80 Degrees Celsius
Compatible with Vehicle Type Cars, Marine Boats, RVs, Campers, Travel Trailers, Trucks, ATVs, UTVs
International Protection Rating IP56

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4.5 out of 5
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105 ratings | 43 reviews
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