The Adafruit SHT41 is a high-precision digital temperature and humidity sensor featuring Sensirion's fourth-generation sensor technology. This compact breakout board provides laboratory-grade environmental measurements with I2C interface, perfect for professional monitoring and IoT applications.
✨ Key Features and Benefits
- Sensirion SHT41 sensor chip
- ±0.2°C temperature accuracy
- ±1.5% RH humidity accuracy
- I2C digital interface
- 3.3V or 5V compatible
- Ultra-low power consumption
- Fully calibrated and temperature compensated
- Compact 0.55"×0.75" board size
🔧 Material and Construction Details
| Component | Material | Description |
|---|---|---|
| Sensor Chip | SHT41 | Sensirion 4th-gen environmental sensor |
| Board | FR-4 | 0.55"×0.75" breakout board |
| Pins | Gold-plated | Breakout headers |
| Protection | Hydrophobic filter | Optional protective cover |
📚 Use Cases and Applications
- Precision environmental monitoring
- HVAC and climate control systems
- Laboratory equipment
- Industrial process control
- Weather stations
- IoT and smart home devices
- Agricultural monitoring
🔍 Technical Specifications
| Specification | Details |
|---|---|
| Sensor | Sensirion SHT41 |
| Temperature Range | -40°C to +125°C |
| Temperature Accuracy | ±0.2°C |
| Humidity Range | 0-100% RH |
| Humidity Accuracy | ±1.5% RH |
| Interface | I2C (address 0x44) |
| Voltage Range | 2.3V to 5.5V |
| Current Consumption | 0.4µA (sleep), 800µA (active) |
| Response Time | 8 seconds (tau63%) |
| Board Dimensions | 14×19mm (0.55"×0.75") |
| Long-term Stability | <0.25% RH/year |
🧼 Care Information
Keep the sensor clean and protected from dust and condensation. Avoid touching the sensor membrane. Store in original packaging when not in use. For best accuracy, allow 5 minutes for stabilization after power-up.
⚠ Safety Information
Do not exceed maximum voltage ratings. Avoid exposure to corrosive gases or liquids. Not suitable for medical applications. Handle with ESD precautions.
👍👎 Pros & Cons
| Pros | Cons |
|---|---|
| Laboratory-grade accuracy | Higher cost than basic sensors |
| Ultra-low power operation | Requires I2C interface |
| Wide voltage compatibility | Small size may require adapter |
| Excellent long-term stability | Not waterproof without protection |
🅿 Product Images:
