# DW079 — Power tool battery platform and accessory interface compatibility

For DW079, brand is DEWALT; system / platform is DCA1820 adapter; fit verdict is Fits, Functional; notes is the door will not close on the battery and adapter, recorded from its source on 2026-08-11.

- **Item:** DW079 _(verified: appears in the quote below)_
- **Brand:** DEWALT _(our reading, not quoted from the source)_
- **System / platform:** DCA1820 adapter _(our reading, not quoted from the source)_
- **Fit verdict:** Fits, Functional _(our reading, not quoted from the source)_
- **Notes:** the door will not close on the battery and adapter _(verified: appears in the quote below)_

## What the source says

> Please note that on the DC500, DW074, and DW079, it will fit and work, but the door will not close on the battery and adapter.

## Source

- https://support.dewalt.com/hc/en-us/articles/360014537137-18v-Adapter-DCA1820-Compatibility-information

Last verified: 2026-08-11. Review by: 2027-08-11.
Part of [Power tool battery platform and accessory interface compatibility](https://referencesource.org/power-tool-battery-compatibility/).