Milwaukee M18 Redlithium 18V 2Ah Battery 48-11-1820
Milwaukee M18 Redlithium 18V 2Ah Battery 48-11-1820
Hero image 0 of Milwaukee M18 Redlithium 18V 2Ah Battery 48-11-1820, 0 of 2
Milwaukee

Milwaukee M18 Redlithium 18V 2Ah Battery 48-11-1820

|93 ratings

Key item features

  • Durable Construction: Integrated weld frame with cell separator and impact/vibration protective rubber.
  • Wide Compatibility: Powers over 125+ Milwaukee M18 cordless power tools.
  • Optimized Performance: REDLINK intelligence ensures optimized performance and overload protection.
  • Runtime Indicator: Onboard fuel gauge displays remaining runtime to minimize downtime.
  • All-Weather Use: Delivers fade-free power in extreme jobsite conditions.
  • Extended Runtime: Provides up to 2X more runtime and 20% more power than standard lithium-ion batteries.
  • Compact Design: Lightweight and compact for use in tight spaces, reducing user fatigue.
  • Enhanced Protection: Built-in temperature management and individual cell monitoring maximize battery life.
Generated by AI

Specs

Volts, 18 VBattery capacity, 2000 mAhCompatibility, MilwaukeeCompatible models, Milwaukee M18 Multiple Power ToolsBrand, MilwaukeeWorks with, 1

About this item

Product details

Milwaukee M18 18V Lithium-Ion 2.0Ah Compact Battery 48-11-1820 Description: Our M18 REDLITHIUM CP2.0 Battery delivers up to 2X more runtime, 20% more power, and 2X more recharges than standard lithium-ion batteries. The lithium-ion battery pack features superior pack construction, electronics, and performance giving you more work per charge and more work over pack life than any battery on the market. The rechargeable battery also offers you 2.0 amp-hours of runtime. Each battery pack is durably built for heavy-duty use, runs cooler, and performs in climates below 0°F/-18°C. Its compact, lightweight design allows you to work in tight work spaces and reduces fatigue. Built-in REDLINK intelligence protects the battery from overloads, preventing you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. An integrated temperature management system and individual cell monitoring help to maximize your battery's life. 

Features:

  • Integrated weld frame with cell separator.
  • Impact and vibration protective rubber.
  • Versatility: powers more than 125+ Milwaukee M18 cordless power tools.
  • REDLINK intelligence: provides optimized performance and overload protection using total system communication between tool, battery, and charger.
  • Fuel gauge onboard: displays remaining runtime for less downtime on the job.
  • All-weather performance: delivers fade-free power in extreme jobsite conditions.

Pack Includes:
(1) Milwaukee M18 REDLITHIUM CP2.0 Battery (48-11-1820)

info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Volts

18 V

Battery capacity

2000 mAh

Compatibility

Milwaukee

Compatible models

Milwaukee M18 Multiple Power Tools

Warranty

Warranty information

2 Year

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

Customer ratings & reviews

4.7 out of 5 stars
stars
93 ratings23 reviews
How item rating is calculated
  1. 5 stars86% (80)
  2. 4 stars5% (5)
  3. 3 stars2% (2)
  4. 2 stars3% (3)
  5. 1 star3% (3)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 23 reviews

Dec 3, 2025
Reviewer name: Rick
Sold and shipped byToolXpress
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

great batterys for milwaukee m-18s ,they charge great, better than the higher rated, and last about as long, have 2 of the 5.0s and they dont last any longer and trouble charging, these 2.0s charge in half hour, no problems. i will order these 2.0s over any 5.0s . great batterys! when cold bring them inside, charge, they hate cold weather. use them!

Helpful?7I6Q3V832YRS948326260
Nov 6, 2025
Reviewer name: John
Sold and shipped byMass Depot LLC
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Well worth the money

Theses battery are genuine. The battery's I received according to the date code are only 8 months old. New and fresh excellent price.

Helpful?7I6Q3V832YRS948326260
Dec 31, 2025
Reviewer name: John
Sold and shipped byThe TOOL GUY
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

good value

just as describe

Helpful?7I6Q3V832YRS948326260
Current price is $40.95
Price when purchased online
  • Free shipping
  • Free Holiday returns until Jan 31

How do you want your item?

How do you want your item?
Ships to
Arrives by Sat, Oct 31
|
Sold and shipped by Mass Depot LLC
4.595628415300546 out of 5 stars
4.6 stars out of 5, based on 2196 seller reviews(4.6)
Extended holiday returns
Free Holiday returns until Jan 31

More seller options (1)

Starting from $40.95