Universal Top Post Battery Master Disconnect Switch Isolator Terminal Link with Green Knob 12V or 24V Car Truck Boat Vehicles

Wide Compatibility: Fits standard top post negative battery terminals with a 15–17 mm cone, for 6V, 12V and 24V systems rated 125A continuous / 500A momentary current Materials: Zinc-alloy body with copper plating for good conductivity and resistance to rust and corrosion under normal use Simple Operation: Turn the green knob to connect or disconnect power — loosen to cut off, tighten to restore conductivity, no tools required Helps Prevent Battery Drain: Disconnecting the battery during long-term parking or storage can help reduce parasitic drain, and may serve as an added deterrent against unauthorized use of the vehicle since it cannot start without power Broad Application: Designed for the negative battery terminal only; suitable for cars, trucks, boats, RVs, motorcycles, vans and similar 6V/12V/24V electrical systems