Heavy Duty Fixed Key Battery Isolator Switch. Simple to use, just one twist to disconnect and reconnect the battery. Safely disconnect the battery to eliminate battery power consumption when the vehicle or boat is not in use.
eBay
XH-W3001/W3002 Digital LED Control Temperature Microcomputer Thermostat Switch Thermometer New Thermoregulator 12V 24V 220V
Aliexpress UK
12V/24V Car Battery Disconnect Switch Battery Master Switch Power Disconnect Modification. Easy to dismantle and install, simple operation, handbrake can be pulled to disconnect the power. Conductive performance, double screw doubles conductivity, good corrosion resistance.
eBay
DC5V 12V 24V 36V adjustable PIR Motion Sensor Switch Movements Detector for Led Lamp Automatic Touchless Light-sensing On-Off
Aliexpress UK
1 × Car Battery Disconnect Switch. Designed for both 12V and 24V battery systems. Ideal for cars, trucks, RVs, boats, and other vehicles. Made from high-purity aluminum alloy for low resistance and minimal power loss.
eBay
AC 220V 230V 110V DC 12V 24V 48V 15A 30A THC15A Din Rail Weekly 7 Days Programmable Digital Time Switch Relay Timer Controller
Aliexpress UK
Rated current: 100A（Square）/100B（round）. There might be a bit color distortions due to different computer resolutions.
eBay
433MHz Universal Tuya Smart wifi Garage Door Opener 2CH 12V 24V 220V Wireless Remote Control Switch Receiver Gate Tansmitter 433
Aliexpress UK
Easy to operate: The battery disconnector switch is easy to operate. MUST HAVE BATTERY DISCONNECT SWITCH: The battery disconnector protects everything from cars to boats to semi-trailers, with this button that can handle up to 125A 12V continuous current and 500A instantaneous current.
eBay
12V/ 24V/ 110V /220V W3001 Digital LED Temperature Controller 10A Thermostat Control Switch Probe XH-W3001
Aliexpress UK
Enhanced Battery Longevity: Our Battery Disconnect extends the battery life and reduces energy consumption of your vehicle. Dependable Protection: Built with pure copper for excellent conductivity, our Battery Cutoff assures durability.
eBay
LED PIR No Adjustable Delay Human Body Infrared Detector IR Infrared Motion Sensor Light Switch For Home AC110-240V DC 12V-24V
Aliexpress UK
Turn on the power and tighten the switch properly to start the vehicle. Before installing the battery switch, tighten the green knob, and then install it on the car. after that, check if it is loose, make sure it is installed, and you are done.
eBay
DC 12V/24V LED Motion Sensor Switch Body Infrared Sensing Controller Motion Detector PIR Motion Sensor for LED Strips/Bulbs
Aliexpress UK
Car Battery Disconnect ，Battery 12 48V Heavy Duty Battery Power Cut Master Disconnect Isolator For Car Vehicle RV And Marine Boat (On/Off). Fuel Pump Module Assembly For Land Rover Discovery 3 4 2005-2016 2.7 3.0 Diesel.
eBay
12V 24V 48V 300A 400A 500A 600A DC Circuit Breaker High Power Air Switch Molded Case Circuit Breaker Solar Battery Protector
Aliexpress UK