Top 8 Voltage Sensing RELAY UK – Motorhome Power & Electrical

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1. Split Charge Relays

12V 140amp HC Cargo voltage sensitive Relay SCR008

Split Charge Relays - 12v 140amp voltage sensitive Split Charge Relay. Suitable for all camper vans, Caravans, Motor homes, 4x4s and Boats. The relay simply detects the rise in voltage from the vehicles charging system when the engine is started to allow power to charge your second/leisure battery.
BrandSplit Charge Relays
ManufacturerHC Cargo
Part Number161059

2. Unknown

Durite Voltage Sensitive Relay 12 Volt 140 amp 0-727-33

Unknown - Suitable for all camper vans, Caravans, Motor homes, 4x4s and Boats.12v 140amp voltage sensitive/intelligent Split Charge Relay. Duel sense operation. Relay activation voltage 13. 3v - relay isolation Voltage 12. 65v. The relay simply detects the rise in voltage from the vehicles charging system when the engine is started to allow power to charge your second/leisure battery.
BrandUnknown
ManufacturerUnknown
Height5.99 cm (2.36 Inches)
Length7.39 cm (2.91 Inches)
Width7.39 cm (2.91 Inches)
Part Number0-727-33

3. Split Charge Relays

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

Split Charge Relays - Suitable for all camper vans, Motor homes, Caravans, 4x4s and Boats. 12v 140amp voltage sensitive/intelligent Split Charge Relay. The relay simply detects the rise in voltage from the vehicles charging system when the engine is started to allow power to charge your second/leisure battery.
BrandSplit Charge Relays
ManufacturerDurite
Part Number0-727-33

4. Keenso

Automotive Relays Switch 12V 200A 4 Pin Universal Starter Relay Switch Car Auto Boat 200Amp Black Heavy Duty Split Charge ON/OFF Switch Relays

Keenso - Universal relay switch, ideal for universal 12V applications, such as cars boats motors. Heavy duty 12v dc continuous duty rated 4-Pin SPST Single Pole Single Throw Starter Relay Switch. 200amp black heavy duty split charge on/OFF Switch Relays. Starter relay switch application: construction vehicles, and other large vehicles. 100% satisfaction guarantee for every customer, cars, any question pls feel free to contact us. 200a high current Carrying Capacity. 12v automotive relays Switch with 4 high quality durable & firm terminals.
BrandKeenso
ManufacturerKeenso
Height4.5 cm (1.77 Inches)
Length4.5 cm (1.77 Inches)
Weight0.1 kg (0.22 Pounds)
Width4.5 cm (1.77 Inches)
Part NumberKeensowbaugq51yx

5. Keenso

12V Voltage Sensitive Relay VSR Relay Smart 140 Amp Dual Battery Isolator Automatic Charging Relay

Keenso - Premium quality: the voltage sensitive split charge relay is made of solid glass fiber reinforced nylon shell, which is sturdy and durable in use. Its dimensions fits heavy duty modular fuse box series BF43X and battery switch, which matches mainstream products in market.

Great for dual-battery vehicle: the 140 amp 12v voltage sensitive relay VSR split charge relay kit is the best way to ensure you can always get your dual-battery vehicle started. Once your main starter battery is sufficiently charged, it will begin charging the second battery. Combine / open voltage: DC 13. 3v / 12. 8v. What you will get: we stand behind all of our items with a 100% product guarantee and promise to give you the best in customer care! If you have any issue about the voltage sensitive split charge relay, please contact us by e-mail, we will try our best to reply you within 24 hours.

It is not easy to aging and abrasion resistant, ensures maximum strength and durability for long lasting usage. Easy installation: the 12 volt vsr voltage sensitive relay with surface or panel mount options, which provides flexibility when installing. 140 amp dual battery smart isolator: the dual battery isolator voltage sensitive relay is all you need to charge battery systems. No voltage drops comparing to battery isolator diodes 06v.
BrandKeenso
Height7 cm (2.76 Inches)
Length7 cm (2.76 Inches)
Weight0.23 kg (0.51 Pounds)
Width7 cm (2.76 Inches)
Part NumberKeenso3qbp5t80ug

6. Elerose

RV, Off-Road Vehicles, 12V Auto & Solar Systems, Automatic Charging Relay,Motorcycle VSR Voltage Sensitive Relay IP67 for 12V Marine

Elerose - Storage mode allows zero power consumption when engine is off. Compatibliltydimensions fits heavy duty modular fuse box series BF43x and Battery Switch, off-road vehicles, matching mainstream products in market.

High quality it has a solid glass fiber reinforced nylon shell. Ce ip67, excellent water resistance, playing well performance even if your car is in a harsh environment. No voltage drops comparing to battery isolator diodes 06v. Built-in led indication ON when VSR engages. Vsra voltage sensitive relay vsr is the best way to ensure you can always get your dual-battery vehicle started.

Once your main starter battery is sufficiently charged, it will begin charging the second battery too. Operationautomatically combines two batteries when charging and isolates the two batteries when not charging. Works great on 12v marine, RV, 12V auto & solar systems. Led indicationsurface or panel mount options provides flexibility when installing.
BrandElerose
ManufacturerElerose
Height7 cm (2.76 Inches)
Length7 cm (2.76 Inches)
Weight0.23 kg (0.51 Pounds)
Width7 cm (2.76 Inches)
Part NumberElerosehrywgbsqax

7. Keenso

Voltage Sensitive Relay 12V 140 Amp Dual Battery Isolator Switch Relay Split Charge Relay Kit Smart Battery Isolator

Keenso - No voltage drops comparing to battery isolator diodes 06v. Premium quality: made of premium nylon shell material, not easy to aging and abrasion resistant, this voltage sensitive split charge relay is sturdy, to ensure maximum strength and durability for long lasting usage.

Once your main starter battery is sufficiently charged, it will begin charging the second battery. Easy installation : the 12 volt smart battery isolator with surface or panel mount options provides flexibility when installing. Great for dual-battery vehicle: a 140 amp 12v voltage sensitive relay is the best way to ensure you can always get your dual-battery vehicle started. Dimensions fits heavy duty modular Fuse Box Series BF43x and Battery Switch, matching mainstream products in market.

140 amp dual battery smart isolator : the dual battery isolator is all you need to charge battery systems. Combine / open Voltage: DC 13. 3v / 12. 8v. What you will get : we stand behind all of our them with a 100% product guarantee and promise to give you the best in customer care! If you have any issue about the voltage sensitive split charge relay, please contact us by e-mail, we will try our best within 24 hours to reply.
BrandKeenso
ManufacturerKeenso
Height7 cm (2.76 Inches)
Length7 cm (2.76 Inches)
Width7 cm (2.76 Inches)
Part NumberKeenso1sdtgx9amo

8. Maypole UK Ltd

UNIVERSAL SPLIT CHARGE, FRIDGE RELAY 30a CARAVAN CAMPER AUXILIARY TOWING MP2883b MAYPOLE

Maypole UK Ltd - Comes complete with instructions Another Quality Product From MAYPOLE A UK Company. Maypole universal split charge, fridge relay 30a caravan camper auxiliary towing mp2883b. Combination relays are suitable for 12s electrics and will charge a caravan leisure battery and/or power the fridge, while the vehicle is running.

High output 30a self-switching dual charge relay self switching voltage sensor relay Provides power for refrigerator and charges auxiliary battery Automatic monitoring of voltage and current availability from car’s alternator/battery No separate signal wire necessary Able to switch 30a continuously when available from car’s alternator/battery Adjustable factory set voltage trip with narrow band hysteresis Over temperature protection Line voltage drop compensation. It also protects the vehicle battery from drain when the engine is turned off.
BrandMaypole UK Ltd
ManufacturerMaypole UK Ltd
Part NumberMP2883Bx