Milwaukee M18 18-Volt REDLITHIUM CP2.0 Compact Battery Pack (2.0Ah, 2-Pack)

Regular price $209.00

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M18 REDLITHIUM CP2.0 18V Compact Battery 2-Pack

This Milwaukee M18 REDLITHIUM CP2.0 compact battery 2-pack delivers 18V power with 2.0Ah capacity per pack for lightweight runtime in tight spaces. Built with REDLINK Intelligence and all-weather performance, these batteries provide fade-free power and long life for the full M18 tool system.


Key Features:

  • REDLINK Intelligence: Optimizes performance and protects against overloads and overheating
  • Fade-Free Power: Consistent output in extreme jobsite conditions, even below 0°F/-18°C
  • Compact & Lightweight: Reduces user fatigue and fits tight spaces while powering M18 tools
  • Onboard Fuel Gauge: Quickly check remaining runtime to minimize downtime
  • M18 System Compatibility: Works with all Milwaukee M18 chargers and 300+ M18 tools; includes two 2.0Ah batteries

Specifications Table:

Specification Details
Battery Power Type Lithium Ion
Battery Voltage 18V
Battery Amp Hours 2.0Ah (each)
Number of Total Batteries Included 2
Rechargeable Yes
Power Tool Accessory Type Battery
Cordless/Corded Cordless
Charge Time (min.) 20 (spec), ~27 with Rapid/Super Charger; ~42 with Standard Charger
Color Family Red
Product Width (in.) 2.75 in
Product Length (in.) 3.15 in
Product Height (in.) 6.77 in
Individual Battery Weight 0.95 lb
Item Weight (listed) 1.013693 lb
Compatibility All Milwaukee M18 tools and chargers
Model Number 48-11-1820 (battery), 48-11-1820-x2 (2-pack)
Onboard Fuel Gauge Yes
Electronics Protection REDLINK Intelligence (overload and temperature management)
All-Weather Performance Fade-free power in extreme jobsite conditions
Includes (2) M18 REDLITHIUM CP2.0 2.0Ah batteries

Frequently Asked Questions (FAQ):

Q: What tools are these batteries compatible with?
A: They work with all Milwaukee M18 cordless tools and M18 chargers.


Q: How long do they take to charge?
A: Approx. 20–42 minutes depending on charger; Super Charger and Rapid Charger about 27 minutes, standard charger about 42 minutes.


Q: What is the capacity of each battery?
A: Each battery is 2.0 amp-hours (CP2.0).


Q: Are these batteries suitable for cold weather?
A: Yes. They deliver fade-free power and operate in conditions below 0°F/-18°C.


Q: What’s included?
A: Two M18 REDLITHIUM CP2.0 (2.0Ah) compact batteries, model 48-11-1820.


Compact Power, Ready for Every Project

Sleek and purposeful, the M18 CP2.0 packs a punch without the bulk, streamlining your workspace with clean, modern efficiency. I love the subtle fuel gauge—an elegant, functional detail that keeps your workflow uninterrupted. Pair these with a compact drill/driver for a nimble, clutter-free setup that moves effortlessly from cabinet installs to punch-list touchups. It’s the polished, reliable power essential to a luxe, well-organized shop.


Power your M18 tools with compact, fade-free performance—add this CP2.0 2-pack to your kit today.

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