Suitable for most 12V charging systems- Surge protection. Dual Battery Isolators also feature surge protection and a L.E.D indicator designed to alert the user when the unit is engaged. When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery.
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ANENG RT01 Car Battery Voltage Detector 11-25V Voltage Aermotor Repair 4/5 Foot Socket Relay
Aliexpress UK
Dual Battery Isolators also feature surge protection and a L.E.D indicator designed to alert the user when the unit is engaged. - Suitable for most 12V charging systems- Surge protection. When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery.
eBay
FORWARD relays top grade quality 4 pin 30A auto relay with fuse, coil voltage 12VDC relais
Aliexpress UK
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
16A AC230V DC110V 24V Dual Voltage Impulse Relay Household Electric Pulse Control Relay Auto Control
Aliexpress UK
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
SSR 500A 1000A DC-DC Solid State Relay Voltage DC Relay DC Battery DC Motor 500DD 1000DD
Aliexpress UK
(VSR) Battery Isolator Diode. Built-in LED indication (ON when VSR engages). Port for remote LED indicating VSR status (LED not included). Surface or panel mount options provides flexibility when installing.
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Adjustable Over Voltage Under Voltage Reclosing 40A 63A 230V Protector Relay Limit Over Current
Aliexpress UK
It simply connects between the two batteries. The relay is connected between the vehicles main battery (Positive) and the leisure battery (Positive). The most important part of the circuit are the fuses!
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40A 63A 230V Din Rail Adjustable Over Voltage/Under Voltage Protective kWh Energy Meter Relay Over
Aliexpress UK
Suitable for most 12V charging systems- Surge protection. Dual Battery Isolators also feature surge protection and a L.E.D indicator designed to alert the user when the unit is engaged. When your engine is switched off, the relay will isolate your leisure battery(s) from your main starter battery.
eBay
40A 63A 230V Din Rail Adjustable Over Voltage And Under Voltage Protective Device Protector Relay
Aliexpress UK
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
40A 63A AC 230V Din Rail Adjustable Over Voltage Under Voltage Protective Device Protector Relay
Aliexpress UK