Best Battery Savers Deals Online in the UK (25 Deals Found)

Last Updated - 24/03/2026 Sort By:

Best Choice
CENPEK

New
CENPEK Electric Car Battery Replacing Tool Helper Auto Computer Power-Off Memory Cable Car ECU Memory Saver OBD Battery
Using this Car Memory Saver Tool, the clock will not change, the speaker and anti-theft will not stuck, the glasses and

£8.99
TKSE

New
TKSE 16 Pin OBD ll Adapter,Emergency Battery Outside Memory Protection Cable,ECU Emergency Power Cable for Most OBD II M
High Performance--With professional manufacture and exquisite workmanship, this car OBD2 socket cable ensures stable tra

£11.59 £12.09
New
Car Memory Saver OBD2 Battery Replacing Tool ECU Emergency Power Supply Cable
The dual digital display battery change tool can retain the dashboard information, audio, storage seat, digital clock, e

£7.99
Best Value
AUTOOL

New
AUTOOL Car Memory Saver, OBD-II Memory Saver 12V Car ECU Emergency Power Supply Cable with 3A Fuse & 2 Alligator Clips,
【Voltage Current Display】AUTOOL car battery change memory works with any 12V DC power source, including a running starte

£22.99 £24.99
New
Draper Auto Memory Saver With Rechargeable 4Ah Battery & LED Power Indicators
It also features a USB outlet for charging tablets and iPads and has a power source for 12V DC accessories. Particularly

£97.99
MR CARTOOL

New
OBD2 Car Memory Saver Cable with Voltage and Current Display, Vehicle Emergency Power Supply Cable 12V with 2 Alligator
[Upgraded OBDII Memory Saver Cable] MRCARTOOL Car Memory Saver is specifically designed for automotive battery replaceme

£21.16
ZKTOOL

New
ZKTOOL 12V Car ECU Emergency Power Supply Cable, Automotive Memory Saver with Buzzer Alarm, OBD II Plug, Cigar Lighter S
【Function】 Protects the memory when replacing the car battery and prevents resetting of settings such as car dashboard i

£14.99
New
Draper Auto Memory Saver With Rechargeable 4Ah Battery & LED Power Indicators
It also features a USB outlet for charging tablets and iPads and has a power source for 12V DC accessories. Particularly

£88.99
Nicear

New
Nicear 16Pin OBD OBD2 Memory Saver AC 9V Vehicle Battery Saver ECU Emergency Power Cable For Most Memory Devices
Memory saver for car battery works with a 9V battery or a storage device with 5521 interface as a backup battery to temp

£6.99
New
Car Vehicle Memory Saver OBD Battery Replacing Tool 12V Extended Cable Clip UK
Good helper for changing the car battery. - Avoid loss of information if the car computer has a power failure.

£9.95
NOCO

New
NOCO GENIUS1: 1A 6V/12V Smart Battery Charger – Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Prote
MEET THE GENIUS1UK — Similar to our G750UK, just better. It's 35% smaller and delivers over 35% more power. It's the all

£38.80 £39.95
AIEVE

New
Aieve AA Battery Eliminator, Replace 2 AA Batteries Power Supply Adapter for LED Fairy Light, Thermostat, Table Lamp, Mo
Continuous Power Supply: as long as you place in this battery replacement, you can use your device for 24 hours without

£12.99
New
5pcs LiPo Battery Balance Plug Savers AB Clips 2S 3S 4S 6S JST-XH Leads - UK!
Quantity: 5pcs (To protect 5 lipo batteries). Material: Polypropylene.

£3.49
MOTOCOCHE

New
OBD Memory Saver OBD2 Car Memory Saver with Real-Time Voltage Current Display 12V Vehicle ECU Emergency Power Cable with
【OBD2 Car Memory Saver】This OBD2 car memory saver keeps your vehicle’s ECU powered during battery replacement, preservin

£20.69
New
AMT12-2 12V Trickle Charger / Battery Maintainer / Battery Saver
So why wait?.

£84.99
ZKTOOL

New
ZKTOOL USB Powered Car ECU Emergency Power Supply Cable, Automotive Memory Saver with Buzzer Alarm, OBD II Plug Memory S
【New Design】 Introducing the OBD II Memory Saver, a USB-powered battery replacement tool that protects your car's memory

£13.99
New
Car OBD2 Memory Saver ECU Emergency Power Supply Cable for Battery Replacement
When replacing the battery, avoid using high-current electrical devices in the vehicle, such as seat heating, headlights

£19.99
New
USB Powered OBDII Connector Memory Saver with Buzzer for car Battery Replacement
Cator lights and 1 buzzer, which can issue warnings in many situations. When the USB power is low, the buzzer will remin

£11.00
New
Computer ECU Memory Saver Power Supply Cable OBD2 Car Battery Replacement Tool
Insulated Clamp. Repairs will be processed through the manufacturer, we will assist in the repair procedure in any way w

£19.99 £22.99
New
Balance Lead Plug Protector Tidy Saver for 3S lipo Battery Drone Plane orangeRX
Balance Lead Tidy / Saver for 3s lipo battery. Looking for a way of keeping balance leads tidy or out of your multirotor

£5.75
New
OBD2 ECU Memory Saver Car Battery Replacement Tool ECU Emergency Power Supply UK
Plug - and - Play Operation 🔌 : Easy to operate, simply plug it in and it's ready to use, no complex setup required.

£7.99
New
12V Auto OBD Battery Memory Saver Power Cable Clip with Digital Voltage Monitor
Power Cable 1. The real color of the item may be slightly different from the pictures shown on website caused by many fa

£13.63 £14.35
New
Car Battery Tester Charging Cranking Test Battery Replacement ECU Memory Saver
Professional Battery analyzing, start testing, charging testing.Understand the battery in all aspects. Professional Batt

£46.79
New
PIR Sensor +VALVE URINAL Water Saver Management Battery Powered Flush Controller
Auto Urinal Sanitisers. Urinal Care. BUBBLEGUM BIO Urinal Channel Blocks Cubes Gents Washroom BLUE Trough Deodoriser. 6T

£129.99
Used
DHC - MS-7 - Auto computer memory saver car battery
The DHC MS-7 Auto Computer Memory Saver is a diagnostic tool designed to preserve vehicle memory when the battery is dis

£51.66

25 Battery Savers deals are available from: Amazon, eBay stores, starting from £3.49.
The biggest discount we found is 8% on AUTOOL Car Memory Saver, OBD-II Memory Saver 12V Car ECU Emergency Power Supply Cable with 3A Fuse & 2 Alligator Clips, Digital Display Voltage & Current, OBD2 Battery Leakage Detective Kit at Amazon.
The lowest price we found is £3.49 while the highest is £129.99.
Prices for the best Battery Savers deals average at £30.93.
Last updated on March 24, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Battery Savers.