This contour battery master switch is widely used for Car, Marine, Boat, RV, Camper, Travel Trailer, Truck, ATV, UTV, Battery banks and other 0-48V Devices. The ON/OFF battery disconnect switch is designed for use on a single 12-48 volt battery.
eBay
Top Post Battery Disconnect Switch 12V-48V with LED Voltmeter DC 5-60V Battery Kill Switch On/Off Battery Cut Off Switch For Car
Aliexpress UK
Battery Disconnect Switch, Power Cut Off Master, Kill Switch Isolator for Car, Vehicle, RV and Boat. Used for DC 12 - 48V systems to isolate and secure the electrical system. Eliminate any power draw from the battery when vehicle or boat is not in use.
eBay
1 Off 2 Both White Distribution Marine Boat Battery Switch Marine Dual Battery Selector Switch For Camper Boat RV Motor Turck
Aliexpress UK
12V Battery Disconnect Switch On/Off Battery Isolator Power Cut Master Isolator Circuit Breaker Parts For Cars/Rvs/Boats. Safety Protection: This waterproof switch enables the safe disconnection of the battery, unnecessary power drain during vehicle or boat idle periods.
eBay
Cerhot self powered Wireless Switch Push Button Receive On Off Relay RF Wall Light Switch No battery No wiring Led Lamp Switch
Aliexpress UK
Keenso Power Off Switch, 12V 600A Battery Power Isolator Master Disconnect Cut Off Two Level Switch for RV Yacht. Rated Working Current: 600A. This battery isolator switch is widely suitable for RV and yacht.
eBay
2/3/4 Position M-Series Mini Switch Cut Single Dual On/Off Marine Boat 12-48V 100-300A Battery Switch Isolator Disconnect Rotary
Aliexpress UK
A single turn of the black knob disconnects the battery preventing battery drain and electrical fires in classic and occasionally used cars, boats, trucks, tractors and other vehicles. A further few turns removes the knob making it a simple and effective anti-theft device.
eBay
Remote Switch Button Pusher Up Down Remote Control Light Switch Turn On Off Smart Wirelss Automatic Wall Bot Battery White
Aliexpress UK
Manual button can turn off; 120 seconds off, magnetic hold relay. It can effectively protect and extend the service life of the car battery. [ Easy to install ] The power off switch adopts a negative connection to ensure stable performance.
eBay
High power 220V relay 5V 12V 24V relay module power failure automatic switch UPS emergency switching battery power supply module
Aliexpress UK
This contour battery master switch is widely used for Car, Marine, Boat, RV, Camper, Travel Trailer, Truck, ATV, UTV, Battery banks and other 0-48V Devices. The ON/OFF battery disconnect switch is designed for use on a single 12-48 volt battery.
eBay
Car Battery Disconnect Switch Manual Automatic Circuit Breaker Anti-Power Off Leakage Protector Universal Auto Parts 12V/24V
Aliexpress UK
Simply remove the red key to disconnect the battery. Suitable for all Vehicles 12v and 24v. The red key has aBRASS locating lug which isvery durable.
eBay