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.
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DC 50-3700V IGBT Voltage Capability Transistor Tester Diode MOS TriodeLED Voltage Capability Transistor Withstand Voltage Tester
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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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Voltage Meters Current Voltage Capacity Battery Tester USB Volt Current Voltage Doctor Charger Capacity Tester Meter Power Bank
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2x H7 LED Adapter Holder Retainer Twist Clip Headlight Bulb For VW AUDI SKODA. Tri_rated cable is also designed for use inside small electrical devices. As a result, tri-rated cable has applications in most industries.
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Non-Contact Voltage Detector Electrical Tools Voltage Indicator Tester Pen AC Voltage Test Smart Breakpoint Finder 12-1000V
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Built-in LED indication (lights up when VSR starts). 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.
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HABOTEST HT91A Non-Contact Voltage Tester Digital Voltage Detector Pen Electric Test Pen Voltage Tester Pen Electrician Tools
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7mtrs 110amp 16mm2 Red Power Cable. 1mtr 110amp 16mm2 black Earth Cable. 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.
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Bosch Voltage Tester Professional Self-Test Ip67 Rating Dual Voltage Non-Contact Voltage Tester for Electric Drill Working
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The relay will switch on at 13.3volts and switch off at 12.65volts and is indicated on with a red LED.
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Digital Voltage Detector Tester Pen ANENG VC1010 Non-Contact Voltage 12-1000V AC Voltage Zero Fire Line Sensor Test Pencil Tools
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
GTRIC Laser Photoelectric Sensor Retro-reflective M18 Series 10-30V NPN PNP Visible Spot 2mm Sensing Distance 8M Adjustable
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Engine Timing Locking Tool fit For Citroen C3 Peugeot 208 308 SUV 1.0/1.2 VTI UK. 12V ELECTRIC DIESEL FUEL TRANSFER PUMP OIL DISPENSER 45L/MIN FUEL EXTRACTOR 200W. Automotive Flexible Hose Clamp Clip Pliers Set Swivel Jaw Flat Angled Band Tool.
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GTRIC Diffuse Reflection Laser Photoelectric Sensor M12 Series 10-30V NPN PNP Visible Spot 2mm Sensing Distance 15CM Adjustable
Aliexpress UK