---
title: MILWAUKEE 48-11-1820 M18 Redlithium 2.0Ah Compact Battery Pack
url: https://octoolhouse.com/product/milwaukee-48-11-1820-m18-redlithium-20ah-compact-battery-pack/
date: 2023-11-07T00:57:52+00:00
modified: 2026-10-19T04:14:30+00:00
lang: en_US
---

# MILWAUKEE 48-11-1820 M18 Redlithium 2.0Ah Compact Battery Pack

The MILWAUKEE 48-11-1820 18V Lithium-Ion Battery works on the M18™ Cordless Tool System and has 2.0 Amp Hours of run-time. This battery powers over 40 M18 cordless tools. The M18 REDLITHIUM 2.0 tool provides up to 2X more run-time, 20% more power and 2X more recharges than a standard Lithium-Ion battery. The MILWAUKEE 48-11-1820 REDLITHIUM™ 2.0 also delivers best-in-class performance in extreme job-site conditions. With Milwaukee® durability built into each pack, the REDLITHIUM™ 2.0 battery operates cooler and performs in climates below 0°F/-18°C with fade free power.