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DFRobot Fermion ENS160 air-quality sensor (SEN0515): 20 × 15 mm board, Ø2 holes and pin rows
What are the DFRobot Fermion ENS160 (SEN0515) dimensions and mounting-hole positions? · Modern device · basis: DFRobot's SEN0515 3D model, cross-checked with the SEN0515 dimension drawing.
Also called: DFRobot SEN0515, Fermion ENS160, ENS160 air quality sensor breakout, dfrobot ens160 dimensions, dfrobot ens160 mounting holes, sen0515 board size
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
- 20.0 mm
- width
- 15.0 mm
- height
- 1.91 mm
Notes
- Datum: board centred on X and Y, bottom on z=0; −Y is the mounting-hole edge.
- Board 20.0 × 15.0 × 1.0 mm with R1.5 corners; overall 1.91 high over the ENS160 package.
- Two Ø2.0 mounting holes at (±7.5, −5.0): 15.0 apart, 2.5 from the −Y edge.
- Pin holes Ø0.9 at 2.54 pitch: 7 along y=+5.88 (3V3 GND SCK SDI SDO CS INT) and 4 along y=−5.87 (3V3 GND SCL SDA).
- Not modelled: the 1×7 and 1×4 pin headers (ship unsoldered) and small passives. Exact nominal mm.
DFRobot Fermion ENS160 air-quality sensor (SEN0515): 20 × 15 mm… size chart
| feature | x (mm) | y (mm) | diameter (mm) |
|---|---|---|---|
| mounting hole | −7.5 | −5.0 | 2.0 |
| mounting hole | +7.5 | −5.0 | 2.0 |
| 7-pin row | −7.62..+7.62 | +5.88 | 0.9 |
| 4-pin row | −3.81..+3.81 | −5.87 | 0.9 |
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 |
|---|---|---|---|---|
| Mounting holes | 2 × Ø2.0, 15.0 apart | M1.6 screws or Ø2 locating pins | designed | all |
| Pin rows | 1×7 and 1×4, 2.54 pitch | 2.54 mm pin headers | socket | all |
Where the files are
Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.
| DFRobot | SKU SEN0515 Fermion ENS160 Air Quality Sensor wiki | web | Publisher's page; dimensions are facts |
| DigiKey | DFRobot SEN0515 ENS160 air quality sensor board | 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
| dfrobot-fermion-ens160-sen0515 | DFRobot Fermion ENS160 air-quality sensor (SEN0515): 20 × 15 mm board, Ø2 holes and pin rows | 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=dfrobot-fermion-ens160-sen0515

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Questions
How big is the DFRobot ENS160 board?
20.0 × 15.0 mm, 1.0 mm board, 1.91 mm overall over the sensor.
Where are its mounting holes?
Two Ø2.0 holes 15.0 mm apart, 2.5 mm from the edge opposite the 7-pin row.