A
Anonymous
Apr 15, 2026
Rating: 4/5
Solid build
Quality feels premium. Delivery was fast. Good value.
Description
SHT40 30 20 SHTC3 Temperature Humidity Sensor Waterproof Stainless Steel IIC Digital Temperature Module I2C Probe
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Sensor Chip | SHT40 / SHT30 / SHT20 / SHTC3 |
| Communication Protocol | I2C Digital Output |
| Supply Voltage | 3.3V to 5V DC |
| Temperature Measurement Range | -40°C to +125°C |
| Humidity Measurement Range | 0% to 100% RH |
| Temperature Accuracy | ±0.2°C |
| Humidity Accuracy | ±2% RH |
| Probe Housing | 304 Stainless Steel |
| Waterproof Rating | IP68 |
| Cable Length | 1 Meter Shielded |
5 reviews
A
Anonymous
Apr 02, 2026
Rating: 4/5
Good accuracy
Works well with my Raspberry Pi. Only wish the cable was slightly longer.
A
Anonymous
Mar 30, 2026
Rating: 5/5
Excellent for industrial logging
Very stable readings over long periods. The stainless steel housing is robust.
A
Anonymous
Mar 08, 2026
Rating: 5/5
True waterproofing
Submerged it in a tank for testing and no issues. Highly recommend.
A
Anonymous
Feb 24, 2026
Rating: 5/5
Easy integration
Library support is great. Up and running in minutes.
5 FAQ
Q: Is calibration included?
A: Sensors are factory calibrated, no user calibration needed.
Q: Does this work with 5V logic?
A: Yes, the module supports 3.3V to 5V DC input.
Q: Is the probe safe for drinking water tanks?
A: The steel is 304 grade, suitable for general water monitoring.
Q: Can I extend the cable?
A: Yes, but ensure signal integrity for I2C over long distances.
Q: What library do you recommend?
A: Adafruit SHT31 or Sensirion official libraries work well.
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