# M.2 2280 SSD / module size

> What size is an M.2 2280 SSD?

- Category: Electronics › Computer storage
- Kind: Modern device
- Basis: SNIA M.2 overview (PCI-SIG M.2 form factor)
- Page: https://xemstudio.com/objects/m-2-2280-ssd/ · JSON: https://xemstudio.com/api/geometry?object=m-2-2280-ssd · Plain text: https://xemstudio.com/objects/m-2-2280-ssd/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 80 | 22 | 0.8 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- M.2 2280: 22 mm wide × 80 mm long (the code is width then length).
- Component height classes: single-sided S1 1.2, S2 1.35, S3 1.5 mm above the board; double-sided D1–D3 up to 1.50 mm top / 1.35 mm bottom.
- Key notches: B key pins 12–19, M key pins 59–66 of the 75-position edge connector. Board thickness and screw-notch position are in the members-only spec (not published openly).
- The file is the board outline (no notch, 0.8 mm nominal) — check the screw position on your drive.

## Sizes

| dimension | value |
|---|---|
| width | 22 mm |
| length | 80 mm |
| S3 top components | 1.50 mm |
| B key | pins 12–19 |
| M key | pins 59–66 |

## Where the files are

- SNIA: [M.2 form factor overview (PDF)](https://www.snia.org/sites/default/files/12May%20M.2%20Tanguy%20M.2.pdf) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, CC BY 4.0, Xem Studio)

Index: https://xemstudio.com/files/hardware/m-2-2280-ssd/index.json

- m2-2280-board: [STEP](https://xemstudio.com/files/hardware/m-2-2280-ssd/m2-2280-board.step) · [STL](https://xemstudio.com/files/hardware/m-2-2280-ssd/m2-2280-board.stl) — 80 × 22 mm board outline, 0.8 mm

## Questions

**How big is an M.2 2280?**

22 × 80 mm.

## Fits with

- [M.2 2230 SSD / module size](https://xemstudio.com/objects/m-2-2230-ssd/)
- [M.2 2242 SSD / module size](https://xemstudio.com/objects/m-2-2242-ssd/)
- [M.2 2260 SSD / module size](https://xemstudio.com/objects/m-2-2260-ssd/)
- [2.5-inch drive (SATA SSD / HDD)](https://xemstudio.com/objects/2-5-inch-drive/)