When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay
Your main battery will not go flat and you will always be able to start your vehicle. 10mm Sq red cable (1m long). 10mm Sq Black cable (1M long). The kit has everything that you need to install a split charging system in your vehicle including a relay (HC Cargo) that prevents your main battery from draining while the engine is stopped.
eBay
30 - FUSED FEED FROM BATTERY POWER. 86 - SWITCHED / IGNITION FEED. We operate a dispatch policy to ensure your parcel will be processed within 24 hours. Remarks 180 A for 15 sec. w/ 2x6.3 mm screws and 2xM6 flat plugs.
eBay
【EASY TO INSTALL&USE】 Simply connect the relay between your starter battery and leisure battery and the relay takes care of everything, making sure your starter battery is not drained for when you need to get going again.
eBay
Allows split charging of second battery bank without discharging the primary/start battery, relay makes at 13.7 volts and breaks at 12.8 volt. If Input volatge exceeds 13.3V, the circuit will be connected automatically, and the RED indicator will be ON.
eBay
When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery. So it does not drain your main starter battery and you will always be able to start your vehicle.
eBay