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Adafruit NeoPixel Ring 16 (#1463): Ø44.45 × Ø31.75 mm ring and LED positions
What are the Adafruit NeoPixel Ring 16 (product 1463) dimensions and LED positions? · Modern device · basis: Adafruit's EagleCAD board file for the NeoPixel Ring 16 and the NeoPixel Überguide ring page (3.6 mm total thickness).
Also called: Adafruit NeoPixel Ring 16, Adafruit 1463, NeoPixel Ring - 16 x 5050 RGB LED, WS2812B LED ring 16, 16 LED NeoPixel ring, 16-pixel WS2812 ring, neopixel 16 ring
Exact dimensions. Every file is drawn at true size with no tolerance added. The holes and pins that meet another part are listed below under Mating features, with the fit each joint needs; open those by your process's clearance before making the part. Mating features
- length
- 44.45 mm
- width
- 44.45 mm
- height
- 3.6 mm
Notes
- Flat ring PCB: outer Ø44.450, bore Ø31.750, centred, board bottom at 0, LEDs facing up. Board thickness 1.6 is taken from Adafruit's Überguide note (1.6 PCB + 2 mm LEDs) and is not stated in the board file.
- 16 WS2812B LEDs, 5.0 × 5.0, standing 2.0 above the board (top at 3.6), centred on a Ø37.592 circle every 22.5°, LED 1 at (0, +18.796).
- No mounting holes: hold the ring by its outer edge, its bore or its back face.
- Not modelled: the wire/solder pads on the back and the breakaway-tab stubs on the rim.
- All dimensions are exact nominal millimetres, true size, with no tolerance added.
Mating features
Drawn at the exact size. Open press, slide, run and socket features by your process's clearance (tolerances by process); leave designed gaps and clamp fits as drawn.
| feature | exact | mates with | fit | files |
|---|---|---|---|---|
| Outer edge | Ø44.450 × 1.6 | pocket, lip or edge clips in a housing | designed | all |
| Bore | Ø31.750 | centring boss or hub through the ring | designed | all |
| LED circle | 16 × 5.0 × 5.0 on Ø37.592, top 3.6 | diffuser or light-pipe ring | designed | all |
Where the files are
Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.
| Adafruit | NeoPixel Ring - 16 x 5050 RGB LED with Integrated Drivers (#1463) | web | Publisher's page; dimensions are facts |
| Adafruit | Adafruit-NeoPixel-Ring repository | web | Publisher's page; dimensions are facts |
| Adafruit Learning System | Adafruit NeoPixel Überguide: NeoPixel Rings | web | Publisher's page; dimensions are facts |
Free files
★ Free files 1 parts. Generated by Xem Studio from the standard; threads are plain cylinders at major diameter. CC BY 4.0. index.json
| adafruit-neopixel-ring-16-1463 | Adafruit NeoPixel Ring 16 (#1463): Ø44.45 × Ø31.75 mm ring and LED positions | STEP · STL |
https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.Plain text: sheet.txt · JSON: /api/geometry?object=adafruit-neopixel-ring-16-1463
Fits with
Questions
What size is the NeoPixel Ring 16?
Outer Ø44.45 mm, inner Ø31.75 mm, 3.6 mm thick (1.6 mm board plus 2.0 mm LEDs).
Where are the LEDs on the 16 ring?
16 LEDs, 5.0 × 5.0 mm, on a Ø37.59 mm circle, one every 22.5°.
Does the NeoPixel Ring 16 have mounting holes?
No. Mount it by the outer edge, the bore or the back face.