Milwaukee 48-11-1820 M18 battery
Specs checked 2026-10-17 from Milwaukee's US product page
The Milwaukee 48-11-1820 is an M18 battery, sold on its own. Milwaukee publishes 18 V voltage, 0.95 lb battery weight, onboard fuel gauge charge indicator, REDLITHIUM CP2.0 battery line. Source: Milwaukee's US product page, checked 2026-10-17.
Key specs
- Voltage
- 18 V
- Battery capacity (each)
- 2.0 Ah
- Battery weight
- 0.95 lb
- Works with (maker's statement)
- Powers more than 40 Milwaukee M18 cordless power tools
- Charge indicator
- onboard fuel gauge
- Battery line
- REDLITHIUM CP2.0
- Warranty
- 2 Year Limited Warranty
Not on Milwaukee's US product page for the 48-11-1820: Energy. We do not guess.
In the box
The battery itself. Milwaukee's page does not list box contents.
Part of the Milwaukee M18 system. See "Works with" for the maker's own compatibility statement.
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Find the 48-11-1820 at Acme Tools Opens a search for "48-11-1820" at acmetools.com (US retailer) in a new tab; the current price is shown there. Specs here checked 2026-10-17.All specs
| Voltage | 18 V |
| Battery capacity (each) | 2.0 Ah |
| Battery weight | 0.95 lb |
| Works with (maker's statement) | Powers more than 40 Milwaukee M18 cordless power tools |
| Charge indicator | onboard fuel gauge |
| Battery line | REDLITHIUM CP2.0 |
| Warranty | 2 Year Limited Warranty |
| Dimensions (L x W x H) | 4.66 x 3.12 x 2.15 in |
Ratings are Milwaukee's published figures from its US product page, listed under Sources. Anything not on that page is left out rather than guessed. Check this against another model.
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Find the 48-11-1820 at Acme Tools
Owner reviews
2.3 out of 5 from 65 owner reviews on MilwaukeeTool.com (as shown on Milwaukee's 48-11-1820 page, checked 2026-10-17). Read the owner reviews on MilwaukeeTool.com
Sources
- Milwaukee US product page 48-11-1820 (features), retrieved 2026-10-17
Researched by Rob, licensed electrician (Australia). Found an error? Tell us.
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