CO₂ evaluation kit STC31-C
- Perfectly suited for measuring high CO₂ concentrations
- Reliable sensor output over product lifetime
- Fast, automated and low-cost assembly
Includes:
- 1x STC31-C,1x SHTC3 on FPCB
- 1x RJ45 adapter cable (1 meter length)
1x SEK-SensorBridge required
| CO₂ | |||
|---|---|---|---|
| Specified CO₂ Measurement Range 0 - 100 | 0 - 100 | vol % | |
| Accuracy ±0.2 vol % ±2.0 %m.v. | ±0.2 vol % ±2.0 %m.v. | ||
| Response time (τ63%) 0.5 | 0.5 | s | |
| Temperature stability 0.02 | 0.02 | vol%/°C |
| Generic | |||
|---|---|---|---|
| Supply voltage 2.7 - 5.5 | 2.7 - 5.5 | V | |
| Average supply current 50 | 50 | uA | |
| Max. supply current 5 | 5 | mA |

Sensirion's sensor solutions are used in a wide range of applications and markets. Our reliable environmental and flow sensors improve energy efficiency, increase health and ensure safety and comfort.
| Part number | Quantity | Distributor name | Country | Uploaded | |
|---|---|---|---|---|---|
| SEK-STC31-C | 4 | SOS electronic s.r.o. | SK, DE, CZ, HU, PL | 04.12.2025 | Buy |
| Part number | Quantity | Distributor name | Country | Uploaded | |
|---|---|---|---|---|---|
| SEK-STC31-C | 13 | element14 | SG | 04.12.2025 | Buy |
| Part number | Quantity | Distributor name | Country | Uploaded | |
|---|---|---|---|---|---|
| SEK-STC31-C | 5 | Newark, An Avnet Company | US | 04.12.2025 | Buy |