Best Split Charge Relay Deals Online in the UK (10 Deals Found)

Last Updated - 02/05/2026 Sort By:

Best Choice
CHAMSUREUK

New
5M 12V 140 Amp Split Charge Relay Kit, Voltage Sensitive Relay Kit with LED Screen Display, VSR Smart Dual Battery Isola
💯【Split Charge Relay Kit】- VSR split charge relay kit comes with full installation accessories: 1* Battery isolator, 1*

£44.99
Best Value
Heart Horse

New
Heart Horse Split Charge Relay 12V 140 Amp Smart Dual Battery Isolator Manual/Auto Modes VSR-Voltage Sensitive Relay,wit
【LED SCREEN REAL-TIME VOLTAGE DISPLAY】 This dual battery isolator is constructed with a voltmeter which will display the

£24.22 £27.99
CHAMSUREUK

New
12V 140 Amp Split Charge Relay VSR Smart Dual Battery Isolator, Automatic Disconnect Switch, Voltage Sensitive Relay Kit
💯【Split Charge Relay Kit】- VSR split charge relay kit comes with full installation accessories: 1* LEDbattery isolator,

£18.84
WITPOCE

New
12V 140amp Durite 0-727-33 voltage sensitive/intelligent Split Charge Relay
12V 140amp voltage sensitive/intelligent Split Charge Relay

£52.50
BURNTOP

New
5M 12V 140 Amp Split Charge Relay Kit, VSR Smart Dual Battery Isolator Battery Automatic Disconnect Switch, Voltage Sens
【Split Charge Relay Kit】- VSR split charge relay kit comes with full installation accessories: 1* Battery isolator, 1* b

£46.99
QWORK

Used
QWORK® 12V 140A Dual Battery Isolator Split Charge Relay IP65 Waterproof for Cars, Trucks, Motorhomes, Boats
Efficient Dual Battery Charging: Designed to charge two batteries simultaneously, ensuring that auxiliary batteries are

£14.08
Heart Horse

New
Heart Horse 6m Split Charge Relay Kit,12V 140 Amp Smart Dual Battery Isolator Kit with Led Voltmeter Manual/Auto Mode IP
【SMART BATTERY ISOLATOR】Split Charge Relay has a built-in voltmeter to display the voltage and supports manual/automatic

£48.49
UCkasayfy

New
UCkasayfy Split Charge Relay 12V 140Amp, Voltage Sensitive Relay VSR Smart Dual Battery Isolator, Compatible with Camper
【Function】——Voltage Sensitive Relay(VSR) cuts in at 13.3v and cuts out at 12.8v to ensure your main battery is always ch

£23.99
UCkasayfy

Used
UCkasayfy Split Charge Relay 12V 140Amp, Voltage Sensitive Relay VSR Smart Dual Battery Isolator, Compatible with Camper
【Function】——Voltage Sensitive Relay(VSR) cuts in at 13.3v and cuts out at 12.8v to ensure your main battery is always ch

£15.39
Maypole

New
Maypole 30A Self Switching Automatic Dual Charge Relay
Combination caravan relay with automatic voltage monitoring and switches the power supply from car to caravan

£12.99 £13.59

10 Split Charge Relay deals are available from: Amazon stores, starting from £12.99.
The biggest discount we found is 13% on Heart Horse Split Charge Relay 12V 140 Amp Smart Dual Battery Isolator Manual/Auto Modes VSR-Voltage Sensitive Relay,with LED Screen Voltage Display, Fit for ATV, UTV, Boat, RV,Camper Vehicle at Amazon.
The lowest price we found is £12.99 while the highest is £52.50.
Prices for the best Split Charge Relay deals average at £30.25.
Last updated on May 2, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Split Charge Relay.