Best Milwaukee M18 12ah Deals Online in the UK (25 Deals Found)

Last Updated - 02/05/2026 Sort By:

Best Choice
Aicipow

New
2 x 12.0Ah Replacemenet for Milwaukee M18 Battery, Compatible with Milwaukee Battery M18 48-11-1811, 48-11-1815, 48-11-1
【Large capacity】This 18V lithium battery replacement for Milwaukee m18 batteries has an impressive capacity of 12.0Ah, w

£69.99
Best Value
Uionvot

New
Replacement for Milwaukee 18v Battery, 2 Pack 5500mAh 18V for Milwaukee M18 Battery Compatible with 48-11-1840 48-11-182
Advanced Lithium Ion Battery Technology: Battery Type: Li-ion | Voltage: 18V | Battery capacity: 5.5Ah | Replace for Mil

£49.49 £54.99
New
12AH 8.0Ah 18V Battery For Milwaukee for M18 Li-ion Extended Capacity 48-11-1860
For Milwaukee For M18 LITHIUM 6.0 extended capacity battery 48-11-1840. for Milwaukee For M18 LITHIUM Extended Capacity

£55.99
Qinycon

New
12000mAh Replacement for Milwaukee 18V Battery Compatible with Milwaukee M18 Battery 48-11-1865 48-11-1850 48-11-1860 48
【M-18 Replacement Battery Specification】Battery Type:Li-ion | Voltage:18V | Capacity: 12.0Ah/12000mah,Replacement for Mi

£35.99
New
12.0Ah Battery For Milwaukee For M18 18V Lithium XC Extended Capacity 48-11-1860
About US: We focus on designing and manufacturing varieties of Power Tool batteries with high quality and competitive pr

£29.99
Aicipow

New
6 PCS 18V 12.0Ah Replacement for Milwaukee M18 Battery, Compatible with Milwaukee Battery M18 48-11-1811, 48-11-1815, 48
【Battery Specification】Battery Type: Li-Ion; Voltage: 18V; Capacity: 12Ah; Item Name: Replacement for Milwaukee m18 cord

£180.99
Qinycon

New
12000mAh Replacement for Milwaukee Battery Compatible with Milwaukee M18 battery 48-11-1865 48-11-1850 48-11-1860 48-11-
M-18 Battery Specification：Battery Type:Li-ion | Voltage:18V | Capacity: 12.0Ah/12000mah, Replacement for Milwaukee 18v

£39.99
New
BRAND NEW For Milwaukee M18 18 Volt 12.0Ah LITHIUM-ION High Output Battery 18V
For Milwaukee 18v M18 12.0Ah Li-ion LITHIUM-ION High Output Battery. For MILWAUKEE M18 Cordless LITHIUM-ION System Tools

£32.92
KGNGBEM

New
18V Batteries, Compatible for Milwaukee. M18 M18B6 18V XC 12Ah 9Ah Replacement Of Tool Batteries 48-11-1860(1PCS 12000mA
A. Provide excellent service. Let you choose with more peace of mind!

£33.95
New
18V 12.0Ah Battery for Milwaukee for M18 Li-Ion XC Extended Capacity 48-11-1860
Specifications: 1.Type:Rechargeable replacement battery 2.Battery Voltage : 18V/18VOLT 3.Capacity : 12.0Ah/ 8.0Ah/6.0Ah

£55.99
Milwaukee

New
M18 B5 REDLITHIUM-ION™ Slide Battery Pack 18V 5.0Ah Li-ion, Black
M18 B5 REDLITHIUM-ION Slide Battery Pack 18V 5.0Ah Li-ion

£52.95
15% Off
Powtree

New
2X 5.5Ah Battery for Milwaukee M18, Powtree Replacement for Milwaukee 18V Battery 48-11-1810 48-11-1820 48-11-1850 48-11
🔋【BATTERY PROPERTIES】Voltage: 18V | Capacity: 5500mAh More powerful, longer lasting.100% compatible with original charg

£45.89 £53.99
New
2X For Milwaukee M18 12 AH 18V Extended Capacity Battery XC 48-11-1860 /Charger
For MILWAUKEE M18 Cordless LITHIUM-ION System Tools. Compatible Band: For MILWAUKEE. For Milwaukee 48-11-1811, 48-11-181

£70.95
Milwaukee

New
Milwaukee M18 HB12 HIGH OUTPUTâ„ Slide Battery Pack 18V 12.0Ah Li-ion
Proven reliable Milwaukee technology

£259.99 £271.02
New
12AH 18V M18 HB8 High Output Battery M18 B6 48-11-1890 48-11-1880 for Milwaukee
For MILWAUKEE M18 Cordless LITHIUM-ION System Tools. 1 X 18V 12.0Ah Battery for Milwaukee 18V Power Tools. For Milwaukee

£32.92
Milwaukee

New
M18 REDLITHIUM BATT 12AH

£313.76
New
GENUINE milwaukee m18 12ah forge battery EX-DISPLAY. PLEASE READ FULL ADVERT
GENUINE MILWAUKEE M18 FORGE 12.0AH BATTERY. ITS EX DISPLAY AND NEVER USED FOR ANY WORK! MINT CONDITION WITHOUT BOX. NOTH

£199.99
Used
Milwaukee M18FB12 M18 12.0Ah Forge Red Lithium-Ion Battery
see photos for condition you get what you see thanks check my feedback on batterys all good 👍🏻

£167.10
New
12AH 18V Battery For Milwaukee for M18 Lithium Extended Capacity 8.0 48-11-1860
For M18 Cordless LITHIUM-ION System Tools. 18V battery: 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1828, 48-1

£44.95
New
2X 8.0AH 12Ah 18V Extended Capacity Battery For Milwaukee M18 48-11-1860 NEW
For Milwaukee For M18 LITHIUM 6.0 extended capacity battery 48-11-1840. for Milwaukee For M18 LITHIUM Extended Capacity

£63.92
New
12Ah Genuine For Milwaukee M18 18V Extended Capacity Battery 48-11-1860/Charger
For MILWAUKEE M18 Cordless LITHIUM-ION System Tools. For Milwaukee 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11

£63.92
New
12Ah For Milwaukee For M18 18V Li-ion Battery Extended Capacity 48-11-1860 NEW
For Milwaukee For M18 LITHIUM 6.0 extended capacity battery 48-11-1840. for Milwaukee For M18 LITHIUM Extended Capacity

£32.92
New
Milwaukee M18FB12 M18 12.0Ah Forge Red Lithium-Ion Battery

£220.00
New
2x 12Ah Li-ion Battery For Milwaukee 18V For M18 M18B6 48-11-1890 High Capacity
Specifications: 2. Model NO .: For M18 3. Type: New replacement battery 4. Condition: brand new 5.Battery Composition: L

£55.99
New
Battery For Milwaukee for M18 18V Lithium 12.0AH Extended Capacity 48-11-1812 UK
For Milwaukee for M18 18V Lithium 12.0AH Extended Capacity Battery 48-11-1812 US. Model No.: for M18 LED. for M18 LITHIU

£29.99

25 Milwaukee M18 12ah deals are available from: Amazon, eBay stores, starting from £29.99.
The biggest discount we found is 15% on 2X 5.5Ah Battery for Milwaukee M18, Powtree Replacement for Milwaukee 18V Battery 48-11-1810 48-11-1820 48-11-1850 48-11-1828 48-11-1860 Cordless Power Tool with Indicator (Lithium) at Amazon.
The lowest price we found is £29.99 while the highest is £313.76.
Prices for the best Milwaukee M18 12ah deals average at £89.62.
Last updated on May 2, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Milwaukee M18 12ah.