Top Post Battery Disconnect Switch with Voltmeter, 5V-80V Car Battery Disconnect Switch, Negative On/Off Master Isolator Power Cut Shut Off for Car, RV, Boat, Truck, ATV

【LED VOLTAGE DISPLAY】: Equipped with a large-screen LED digital voltage display, this battery disconnect switch shows the current voltage in real time when turned on, enabling you to monitor the battery status more effectively. The screen remains off when the switch is in the off position. The LED display features an upgraded matte surface design, which not only prevents the screen from getting scratched but also enhances the readability of the voltage readings. 【EASY TO INSTALL】: This top post battery disconnect switch fits 16–17mm (0.63in–0.67in) negative battery posts—just measure to confirm fitment first. Unlike fixed-angle switches that struggle in tight spots, this battery shut off switch has adjustable mounting angles, so it aligns easily in cramped engine compartments. Even if you’re new to DIY or working with limited space, the simple design lets you install it in minutes, no special tools needed. 【HIGH QUALITY MATERIAL】: Designed to address common issues with market battery switches, better materials ensure superior performance. The shell, made of nylon 66, offers far greater flame resistance than ABS. The cutoff switch’s internal screw features copper plated silver plus silver contacts, enabling better electrical flow, enhanced oxidation resistance, and a longer service life. For a sturdy, safe, and reliable battery switch, this is absolutely worth it! 【ON OFF BATTERY SWITCH】: This battery cut off switch features a simple On/Off 2-position setup that makes power control effortless. It works with DC 5-80V systems, fitting various vehicles and gear. The switch handles 250A continuous (12V DC) and 300A interval current for stable performance. Just turn clockwise to on, counterclockwise to off—easy, hassle-free operation every time. 【WIDE-RANGE APPLICATION】: FITS ALL YOUR GEAR: This battery kill switch works flawlessly with DC 5-80V systems, making it a go-to choice for isolating and securing your electrical setup. Whether you need it for your car, boat, RV, truck, ATV, UTV, battery banks, or other equipment, it fits right in. Plus, it’s flexible enough to stand alone or lock together with other switches—so no matter your setup, you can count on it to get the job done. ›See more product details ›See more product details