# HDZero Race V3 VTX

> What are the dimensions of the HDZero Race V3 VTX?

- Category: Drones › Video transmitters and HD cameras
- Kind: Modern device
- Basis: Secondary source: GetFPV, FPV Faster (copy of the maker's figures; the maker publishes none directly)
- Page: https://xemstudio.com/objects/hdzero-race-v3-vtx/ · JSON: https://xemstudio.com/api/geometry?object=hdzero-race-v3-vtx · Plain text: https://xemstudio.com/objects/hdzero-race-v3-vtx/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); files CC BY 4.0 or their publisher's license
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 32 | 28 | 5 |

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

## Notes

- Digital VTX for HDZero; GetFPV and FPV Faster list the same figures.
- The file is a box; the 20 × 20 holes are not drawn because hole diameter is given only as M4 gummies.
- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.
- Secondary source: the numbers come from a retailer or magazine copy of the maker's specification.

## Sizes

| dimension | value |
|---|---|
| Dimensions | 32 × 28 × 5 mm |
| Mounting | 20 × 20 mm, M4-to-M3 gummies |
| Weight | 5.5 g |
| Antenna connector | U.FL (secured) |
| Power input | BEC 4–12 V |

## Where the files are

- GetFPV: [HDZero Race V3 Digital HD Video Transmitter](https://www.getfpv.com/hdzero-race-v3-digital-hd-video-transmitter.html) — web — Publisher's page; dimensions are facts
- FPV Faster: [HDZero Race V3 Digital VTx](https://www.fpvfaster.com.au/products/hdzero-race-v3-1080p-20x20-25-200mw-digital-hd-vtx) — web — Publisher's page; dimensions are facts

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

Index: https://xemstudio.com/files/hardware/hdzero-race-v3-vtx/index.json

- hdzero-race-v3-vtx-envelope: [STEP](https://xemstudio.com/files/hardware/hdzero-race-v3-vtx/hdzero-race-v3-vtx-envelope.step) · [STL](https://xemstudio.com/files/hardware/hdzero-race-v3-vtx/hdzero-race-v3-vtx-envelope.stl) — Envelope 32 × 28 × 5 mm (board (L×W×H))

## Questions

**What stack size does the HDZero Race V3 fit?**

20 × 20 mm (M4-to-M3 gummies); board 32 × 28 × 5 mm.

## Fits with

- [FPV camera sizes (nano 14, micro 19, mini 22, full 28 mm) and DJI O3 / O4 air unit dimensions](https://xemstudio.com/objects/fpv-cameras-and-air-units/)
- [Walksnail Avatar HD Pro Kit VTX (V2)](https://xemstudio.com/objects/walksnail-avatar-hd-pro-vtx-v2/)
- [Walksnail Avatar HD Pro camera](https://xemstudio.com/objects/walksnail-avatar-hd-pro-camera/)
- [Walksnail Avatar HD VTX (original kit)](https://xemstudio.com/objects/walksnail-avatar-hd-vtx/)
- [Walksnail Avatar HD camera (original kit)](https://xemstudio.com/objects/walksnail-avatar-hd-camera/)