Best Internal Batteries Deals Online in the UK (25 Deals Found)

Last Updated - 08/02/2026 Sort By:

Best Choice
FlyZythrol

New
FlyZythrol 24Wh 01AV419 01AV421 laptop battery Compatible With Lenovo T470 T480 A475 A485 TP25(Anniversary Edition 25) i
Replace Battery model: SB10K97578 01AV421 SB10K97577 01AV489 01AV419 / 01AV420 / 01AV421 / 01AV489 SB10K97576 / SB10K975

£28.95
FlyZythrol

Used
FlyZythrol 24Wh 01AV419 01AV421 laptop battery Compatible With Lenovo T470 T480 A475 A485 TP25(Anniversary Edition 25) i
Replace Battery model: SB10K97578 01AV421 SB10K97577 01AV489 01AV419 / 01AV420 / 01AV421 / 01AV489 SB10K97576 / SB10K975

£25.01
Used
Joblot 50x Genuine Used Internal Laptop Batteries HP Toshiba Acer Dell Lenovo |
Sold as Grade C/D. All batteries are in full working order, just at a reduced capacity. Great for repairs to a laptop wi

£49.99
Best Value
DollaTek

New
DollaTek Resistance Tester High Precision Internal Resistance Tester Lithium Battery Internal Resistance Meter Measuring
Design :It has a simple and intuitive interface. The compact design makes it easy to handle and store. The device is eng

£41.99
New
CONNECTOR BOARD for Internal Batteries for NEBC1 External Laptop Battery Charger
CONNECTOR BOARD for various Internal Laptop Batteries. This Board enables external charging of various internal Laptop B

£59.98
DollaTek

New
DollaTek Digital Display Battery Capacity Internal Resistance Tester 18650 Lithium Battery Power Detector Module 4 Chann
The product supports four-channel capacity and internal resistance measurement, each channel is independent of each othe

£15.99
TVDC

New
TVDC Innokin Gomax Tube Kit, 3000mAh Internal Battery, Max 80W, LED Battery Life Indicator, 2ml Cartridge
Innokin Go MAX tube Kit, is a vape pen system that is paired with the Go MAX Disposable Sub-Ohm Tank, it features a larg

£21.99
New
External (Standalone) Laptop Battery Charger for MSI Internal Batteries MSI01
Ideal for charging your spare battery outside the laptop. ###BATTERY IS NOT INCLUDED###. Battery Connector Cable (Compat

£57.98
ASUNCELL

New
ASUNCELL 11.46V/24Wh 01AV421 Laptop Battery for Lenovo ThinkPad T470 T480 A475 A485 TP25 (Anniversary Edition 25) Series
【High Quality Material】: The 01AV421 battery is made of lithium-ion material, which has good safety performance and a lo

£29.99
New
External (Standalone) Laptop Battery Charger for Asus Internal Batteries AS05
Ideal for charging your spare battery outside the laptop. ###BATTERY IS NOT INCLUDED###. Battery Connector Cable (Compat

£57.98
GOLDCHAMP

New
Battery Voltage Internal Resistance Tester PBRM-1 with 4-Wire Kelvin Clips, 110V, 100Ω, 1KHz AC Portable 2.8" TFT Screen
Professional Battery Resistance Tester: Utilize true 4-wire Kelvin measurement (0.1mΩ resolution) to accurately diagnose

£47.99
SHIMANO

New
Shimano Cycling SMBCR2 SM-BCR2 Di2 Internal Battery Charger Direct to SM-EW90 Junction, Black, UNI
Compact design

£72.44
New
EEMB 3V CR2032 CMOS Battery for Laptop Internal Lithium 2-pin MOLEX 51021-200-B
Ideally these batteries should be replaced every 5 years. The key points are the polarity and size of the connector.

£2.49
HUAENG

New
Battery for Samsung Galaxy A12, A21s, Internal Replacement Battery High Capacity for Samsung Galaxy A21s, A12 (A125F), A
❣【Size fit and compatible model】: This upgraded Galaxy A12 replacement battery is compatible with Samsung Galaxy A21s, A

£15.99 £16.99
New
Sony WF-1000XM4 Earbud Z55H Battery – Replacement Internal Cells (2x)
Title: Sony WF-1000XM4 Earbud Z55H Battery – Replacement Internal Cells (2x) Z55H Internal Replacement Battery for Sony

£10.92
HUAENG

New
HUAENG Galaxy A51 Battery, 4000mAh EB-BA515ABY Internal Replacement Battery High Capacity for Galaxy A51 SM-A515F SM-A51
【Size Fit & Compatible Model】:This Upgraded Galaxy A51 replacement battery compatible with Galaxy A51 SM-A515F SM-A515F/

£16.99
Used
Genuine Used Lenovo Laptop Internal Batteries with report
Used parts have been tested before sale.

£9.80
New
2 x CR2032 Tabbed Nintendo 64, and Others, Cartridge Replacement Battery

£4.95
Used
BL-5B RECHARGEABLE BATTERY 890mAh 3.7 Volts.

£3.79
New
5 x Nintendo GameBoy Battery Replacement Batteries - CR1616 tabbed - Pokemon
Pokemon Yellow (GBC). IT IS NOT ALLOWED. Pokémon Sapphire.

£3.99
New
5 x CR2032 Tabbed Nintendo 64, and Others, Cartridge Replacement Battery

£6.95
New
New Duracell Plus Power AA AAA Batteries 100% Extra Life Alkaline Long Lasting
New Duracell Plus Power AA AAA Batteries 100%. Dependable Construction : Resistant to corrosion and leakag e, Duracell b

£32.95
New
10 x CR2025 Tabbed Nintendo GameBoy Cartridge Replacement Battery - Pokémon

£8.45
New
External (Standalone) Laptop Battery Charger for DELL internal Batteries DE04
Ideal for charging your spare battery outside the laptop. ###BATTERY IS NOT INCLUDED###. Battery Connector Cable (Compat

£57.98
New
Genuine Apple iPhone XR Internal Battery Replacement 2942mAh + Adhesive
New and unused 0 count cell. The Battery Health will be read in System Settings, however there will be the unverified wa

£17.95

25 Internal Batteries deals are available from: Amazon, eBay stores, starting from £2.49.
The biggest discount we found is 6% on Battery for Samsung Galaxy A12, A21s, Internal Replacement Battery High Capacity for Samsung Galaxy A21s, A12 (A125F), A12s (A127F), A13 4G (A135F), M12 (M127F), A04s (A047F), A02 (A022F) with Repair at Amazon.
The lowest price we found is £2.49 while the highest is £72.44.
Prices for the best Internal Batteries deals average at £28.14.
Last updated on February 8, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Internal Batteries.