DC 12V Car Automatic Power Shut Off Switch 260A Battery Kill Switch
Meet the DC 12V Car Automatic Power Shut Off Switch 260A Battery Kill Switch — a smart, compact solution to protect your vehicle’s battery and keep electrical systems reliable. This remote battery disconnect switch uses a magnetic relay system to safely control circuit connections, delivering efficient power management with very low standby draw for peace of mind when your vehicle sits idle.
Designed for broad compatibility, it works with 12V DC systems across a wide range of vehicles including cars, trucks, SUVs, buses, and trailers, specifically those with engine displacement under 3.0L. Its intelligent auto-disconnect feature helps guard against parasitic drain: if battery voltage drops below 11.8V, it disconnects within about 120 seconds to preserve your battery. When the system detects the battery is sufficiently charged (voltage levels above the operating range), the remote control becomes inactive to prevent accidental power cuts while driving, ensuring you maintain manual control when needed. The unit also includes a manual power-off option for added security and control.
Installation is straightforward: mount the switch and connect it to the battery’s negative terminal with the engine off for a safe and efficient setup. By preventing unnecessary battery discharge from prolonged parking, electronics, aging wiring, or forgotten lights, this switch helps extend your vehicle’s battery life and maintain a reliable electrical system.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. At intercyprus.com since 2002 — trusted for quality and reliability.
Benefits & Tips
- Smart energy management: low standby current helps reduce parasitic battery drain when your vehicle is parked for extended periods.
- Versatile protection: suited for a wide range of vehicles under 3.0L, making it a practical addition for fleets or multi-vehicle households.
- Practical safety feature: built-in manual switch ensures you can disconnect power even if remote control is unavailable.
Product Specifications
- Size: 83 x 58 x 30 mm (3.27 x 2.28 x 1.18 in)
- Suitable for SUV/cars with displacement less than 3.0L
- Working voltage: DC 12V
- Current rating: 260A
- Standby current: 0.005A
- Instantaneous current: 100A
- Installation: Connect to the battery’s negative terminal; ensure the engine is off during installation
- Automatic protection: disconnects if voltage drops below 11.8V (within ~120 seconds)
- Remote control behavior: remote becomes inactive when voltage exceeds approximately 13.2V to prevent accidental cuts while driving
- Notice: If the engine is running and the battery voltage remains above ~13.5V, remote control functionality may be disabled to prevent unintended power cuts
Package includes:
- DC 12V Car Automatic Power Shut Off Switch (260A)
Warnings/Reminders
- Before installation, ensure the engine is off. The inspection switch is also a manual power-off control.
- During operation, the system’s auto-disconnect and remote control behavior operate according to battery voltage and vehicle state to protect your battery and electrical system.
- Follow all safety guidelines when handling the vehicle’s battery and electrical components.