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Milwaukee REDLITHIUM M18 B5 18V 5.0Ah Red Li-Ion Battery | 4932430483

4.9 (73 reviews)
SKU: 240305085355010 EAN: 4002395381449

Compare 16 prices for Milwaukee REDLITHIUM M18 B5 18V 5.0Ah Red Li-Ion Battery | 4932430483 — from £47.99 to £81.55 across 16 UK sellers including Tool Store Direct, Power Tool Mate, Tools 4 Trade and more. Save up to £33.56 (41%).

£47.99 58h ago
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Compare Prices from 16 Sellers

Prices updated 20 Apr 2026
2
Power Tool Mate
£47.99 +£0.00
11h
3
Tools 4 Trade
£49.00 +£1.01
4h
4
I T S
£49.79 +£1.80
0h
5
S G S Engineering
£49.99 +£2.00
7h
6
UK Planet Tools
£51.99 +£4.00
12h
7
Trade Counter Direct
£52.54 +£4.55
20h
8
Screwfix
£57.99 +£10.00
7h
9
Tooled Up
£59.95 +£11.96
4h
10
Tool Mix Direct
£59.95 +£11.96
19h
11
My Tool Shed
£59.95 +£11.96
4h
12
Whiterose Tools
£60.00 +£12.01
57h
13
M J Plastics
£60.00 +£12.01
20h
14
CNS Power Tools
£65.99 +£18.00
8h
15
T W Wholesale
£69.00 +£21.01
16h
16
Campbell Miller Tools
£81.55 +£33.56
20h
#2 Power Tool Mate
11h ago
£47.99 +£0.00
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#3 Tools 4 Trade
4h ago
£49.00 +£1.01
View
#4 I T S
0h ago
£49.79 +£1.80
View
#5 S G S Engineering
7h ago
£49.99 +£2.00
View
#6 UK Planet Tools
12h ago
£51.99 +£4.00
View
#7 Trade Counter Direct
20h ago
£52.54 +£4.55
View
#8 Screwfix
7h ago
£57.99 +£10.00
View
#9 Tooled Up
4h ago
£59.95 +£11.96
View
#10 Tool Mix Direct
19h ago
£59.95 +£11.96
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#11 My Tool Shed
4h ago
£59.95 +£11.96
View
#12 Whiterose Tools
57h ago
£60.00 +£12.01
View
#13 M J Plastics
20h ago
£60.00 +£12.01
View
#14 CNS Power Tools
8h ago
£65.99 +£18.00
View
#15 T W Wholesale
16h ago
£69.00 +£21.01
View
#16 Campbell Miller Tools
20h ago
£81.55 +£33.56
View
The Milwaukee M18 B5 is a high-performance 5.0Ah REDLITHIUM battery pack designed to provide extended runtime and increased power for the entire M18 cordless tool range. It features sophisticated REDLINK Intelligence electronics to protect against overload and overheating in heavy-duty applications. Built for durability, its rugged metal frame construction and shock-responsive separators ensure long-lasting reliability in the harshest environments.
Battery Capacity 5 Ah
Battery Technology Lithium-Ion (Li-Ion)
Battery Type Li-Ion
Brand Milwaukee
Charging Time M12-18 AC 100 min
Charging Time M12-18 C 100 min
Charging Time M12-18 FC 59 min
Charging Time M1418C6 100 min
Charging Time M18 DFC 59 min
Compatible With Milwaukee M18 Cordless System
Construction Metal Frame / Rubber Overmold
Fuel Gauge Yes
Manufacturer Warranty 1 Year
Model M18B5 18V
MPN 4932430483
Operating Temperature -20°C to +75°C
Power Source Battery
Protection REDLINK Intelligence Overload Protection
System M18
Unit Quantity 1
Unit Type Unit
Voltage 18 V
REDLINK Intelligence provides optimized performance and overload protection
Delivers up to 2.5x more run time and 20% more power than standard lithium technology
Individual cell monitoring ensures optimal charge and discharge for maximum life
Durable metal frame battery construction with shock-responsive separators
On-board fuel gauge displays remaining run-time to minimize downtime
Water protection routes water away from the electronics and out of the battery pack
Operates in extreme weather conditions down to -20°C
Compatible with all 250+ Milwaukee M18 cordless power tools
1 x M18 B5 5.0Ah Battery Pack
Milwaukee Tool (Milwaukee Electric Tool Corporation)
Website

Milwaukee Tool is a heavy-duty power tool, hand tool and accessories manufacturer focused on professional trades, known for cordless innovation and jobsite solutions.

UK Contact

Techtronic Industries (UK) Limited, Suite A, Second Floor, Parkway, Marlow, Bucks, SL7 1YL, England

+44 (0) 1628 894400

uk.enquiries@tti-emea.com

Product Range

Cordless and corded power tools, hand tools, measuring/instrumentation, accessories (blades, bits, fixings), storage systems (e.g., modular storage), and PPE for professional users.

Customer Reviews 73

4.9
73 reviews
5 star
67
4 star
4
3 star
1
2 star
0
1 star
1
Highly recommended
5.0
February 21, 2026
62884590-746a-54fc-b574-87462dd37b22 Verified Purchase

Excellent product and even better for the price. Can't go wrong with this

Does what it says in the tin
5.0
February 16, 2026
Xpanco Verified Purchase

Milwaukee enough said,what else can I say,top brand

Bargain buy
5.0
February 7, 2026
Rlk7 Verified Purchase

Top quality excellent price as always friendly , helpful staff , simple brilliant

Exactly as expected
5.0
January 19, 2026
RuthBee Verified Purchase

Needed exact replacement for items I'd had stolen. These were available immediately, at a lower price than I'd been quoted elsewhere, and the click & collect process was seamless

M18 5ah battery
5.0
January 3, 2026
e5c8a3e4-55f6-52a9-9af2-a84788f9b66b Verified Purchase

The Milwaukee M18 REDLITHIUM™ XC5.0 is widely considered the "gold standard" of the M18 lineup. It strikes a nearly perfect balance between weight, runtime, and power, making it the most versatile battery for both professionals and DIYers.

Great price, great product
5.0
December 12, 2025
Daveeeeeee Verified Purchase

Good offer on two batteries, cheaper than everywhere else.

Great product
5.0
December 11, 2025
Wil7530 Verified Purchase

Top product at a fair price, best priced around at the time

Power
5.0
December 6, 2025
NSinterior Verified Purchase

Holds amazing power, been running grinder for porcelain tiles, multitool etc

milwaukee battery bargain
5.0
December 3, 2025
joey lee Verified Purchase

best price there is for genuine milwaukee 5.0ah batteries the 2 for £100 deal is great

Decent gear
4.0
December 1, 2025
c1bba36e-d80f-5f45-a74e-997e44a6a97c Verified Purchase

Good batteries but I wonder whether the release mechanism could be designed more ergonomically

it’s alive!
5.0
November 14, 2025
Richard1975 Verified Purchase

It’s a battery, not much more can be said. Could be cheaper I suppose

Good value
5.0
November 12, 2025
P james1 Verified Purchase

Good value for money. Does exactly what is says it should and runst the tools no problem

It keeps me busy working
5.0
October 29, 2025
Tony Biddenham Verified Purchase

Bought as im on a new job which i knew would need an extra battery. It hasn't Disappointed!

Battery 18a
5.0
October 8, 2025
Tonksy Verified Purchase

Good battery and lasts ages works well in my nail gun

Great service
5.0
September 24, 2025
5793ee96-e538-56d2-92ad-ebb91c059726 Verified Purchase

Quick and easy to pick up, Needed it and within minutes had it at local tool station in stock and ready to collect

Best batteries
5.0
July 15, 2025
Natstro Verified Purchase

It’s a battery and it was on offer. Perfect as I hate paying full price for these

Expensive but a quality item
4.0
July 1, 2025
Guido122 Verified Purchase

A required item when using a Milwaukee cordless tool

Brilliant
5.0
June 20, 2025
af63b9e3-4060-593b-a661-aa76d468ce8d Verified Purchase

Classic batteries best in my opinion last long enough to get the job done

Battery
5.0
June 8, 2025
Revamp Verified Purchase

Great price for these to add to my stock, might get some more shortly

When reading comments look for small things
5.0
May 16, 2025
C0 Verified Purchase

Come in handy when doing jobs big or small good battery

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