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.
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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
Suitable To Install into Camper Vans, 4x4, Leisure Vehicles & Marine Applications. 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
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
Gearzaar 12V 140Amp battery isolator designed for two battery systems, allowing two separate power sources while charging with one alternator. 12V ELECTRIC DIESEL FUEL TRANSFER PUMP OIL DISPENSER 45L/MIN FUEL EXTRACTOR 200W.
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ALM Electrical Solutions is the UK's premier supplier of auto electrical parts and products. Not sure what you need?. Give one of our trained sales advisors a call and they'll be glad to help you out.
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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
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