# Makita 18V LXT 5.0Ah Battery

> Makita 18V LXT 5.0Ah Battery (BL1850B) is a battery from Makita 18V LXT. It is labelled 18 V, holds 5 Ah, and has a 3-year limited warranty. Lowest in-stock price on file: $99.00 at Coastal Tool (checked Oct 23, 2026).

- Line: [Makita 18V LXT](https://powertoolgrid.com/lines/makita-18v-lxt/)
- Category: [Batteries](https://powertoolgrid.com/compare/battery/)
- Status: current
- Data confidence: inferred (last verified 2026-10-08; [what this means](https://powertoolgrid.com/how-we-compare/#confidence))
- Page: https://powertoolgrid.com/products/makita-18v-lxt-bl1850b/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model number | BL1850B | [makitatools.com](https://web.archive.org/web/20260419115730/https://makitatools.com/products/details/BL1850B) (brand, archive, 2026-04-19) |
| Voltage on the label | 18 V | [makitatools.com](https://web.archive.org/web/20260419115730/https://makitatools.com/products/details/BL1850B) (brand, archive, 2026-04-19) |
| Capacity | 5 Ah | [makitatools.com](https://web.archive.org/web/20260419115730/https://makitatools.com/products/details/BL1850B) (brand, archive, 2026-04-19) |
| Energy | not published |  |
| Weight | not published |  |
| Warranty | 3 yr | [makitatools.com](https://makitatools.com/products/details/BL1850B) (brand, search, 2026-10-08) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Coastal Tool | $99.00 | in stock | 2026-10-23 | [View at Coastal Tool](https://www.coastaltool.com/products/makita-bl1850b-18v-lxt-lithium-ion-5-0ah-battery) |
| Tool Nut | $169.00 | in stock | 2026-10-10 | [View at Tool Nut](https://www.toolnut.com/products/makita-bl1850b-18v-lxt-5-0ah-battery) |
| Makita | not checked | unknown | — | [View at Makita](https://makitatools.com/products/details/BL1850B) |

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.