# Milwaukee M18 REDLITHIUM FORGE XC8.0 Battery

> Milwaukee M18 REDLITHIUM FORGE XC8.0 Battery (48-11-1881) is a battery from Milwaukee M18. It is labelled 18 V, holds 8 Ah, weighs 2.45 lb, and has a 3-year limited warranty. Lowest in-stock price on file: $149.00 at Coastal Tool (checked Oct 23, 2026).

- Line: [Milwaukee M18](https://powertoolgrid.com/lines/milwaukee-m18/)
- Category: [Batteries](https://powertoolgrid.com/compare/battery/)
- Status: current
- Data confidence: confirmed (last verified 2026-10-29; [what this means](https://powertoolgrid.com/how-we-compare/#confidence))
- Page: https://powertoolgrid.com/products/milwaukee-m18-48-11-1881/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model number | 48-11-1881 | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) (brand, page, 2026-10-29) |
| Voltage on the label | 18 V | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) (brand, page, 2026-10-29) |
| Capacity | 8 Ah | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) (brand, page, 2026-10-29) |
| Energy | not published |  |
| Weight | 2.45 lb | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) (brand, page, 2026-10-29) |
| Warranty | 3 yr | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) (brand, page, 2026-10-29) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Coastal Tool | $149.00 | in stock | 2026-10-23 | [View at Coastal Tool](https://www.coastaltool.com/products/milwaukee-48-11-1881-m18-redlithium-forge-xc8-0-battery) |
| Ohio Power Tool | $229.00 | in stock | 2026-10-29 | [View at Ohio Power Tool](https://www.ohiopowertool.com/milwaukee-tools-48-11-1881) |
| Tool Nut | $229.00 | in stock | 2026-10-10 | [View at Tool Nut](https://www.toolnut.com/products/milwaukee-48-11-1881-m18-redlithium-forge-xc8-0-battery-pack) |
| Milwaukee | not checked | unknown | — | [View at Milwaukee](https://www.milwaukeetool.com/products/details/m18-redlithium-forge-xc8-0-battery-pack/48-11-1881) |

Prices are re-checked weekly; a date more than a month old means the store could not be re-read.

## The same tool on other platforms

Same category, different line:

- [BLACK+DECKER 40V MAX 2.0Ah Battery](https://powertoolgrid.com/products/black-decker-40v-max-lbx2040/) — $89.00
- [BLACK+DECKER 40V MAX 2.5Ah Battery](https://powertoolgrid.com/products/black-decker-40v-max-lbx2540/) — $99.00
- [BLACK+DECKER 40V MAX 1.5Ah Battery](https://powertoolgrid.com/products/black-decker-40v-max-lbx1540/) — $79.00
- [Craftsman V60 2.5Ah Battery](https://powertoolgrid.com/products/craftsman-v60-cmcb6025/)
- [Craftsman V60 5.0Ah Battery](https://powertoolgrid.com/products/craftsman-v60-cmcb6050/)
- [Craftsman V60 7.5Ah Battery](https://powertoolgrid.com/products/craftsman-v60-cmcb6075/)
- [Craftsman V20 4.0Ah Battery](https://powertoolgrid.com/products/craftsman-v20-cmcb204/)
- [Craftsman V20 2.0Ah Battery](https://powertoolgrid.com/products/craftsman-v20-cmcb202/)


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PowerToolGrid lists battery yard tools from every brand side by side, with a source for every spec. [How we compare](https://powertoolgrid.com/how-we-compare/). Data as of 2026-10-29.