DIGITAL TEMPERATURE AND HUMIDITY SENSOR SHT31-F, DFRDUINO UNO R3, MICRO:BIT, ESP32 BOARDS. DFROBOT SEN0334

DFRobot SEN0334 – SHT31-F Digital Temperature and Humidity Sensor

The DFRobot SEN0334 is a highly accurate and reliable digital sensor designed for measuring temperature and humidity in a wide range of environments. Featuring the SHT31-F sensor from Sensirion, this module provides fast response times, long-term stability, and excellent precision — making it ideal for environmental monitoring, smart home systems, weather stations, and HVAC applications.

With support for both I2C and analog output, the SEN0334 is versatile and compatible with popular microcontrollers including Arduino UNO R3, Raspberry Pi, ESP32, micro:bit, and more. Its compact design, onboard voltage regulator, and pull-up resistors allow for direct plug-and-play integration into 3.3V or 5V systems without additional circuitry.

Features:

• Precision SHT31-F sensor – ±2% RH and ±0.3°C accuracy
• Dual output: I2C interface and analog signal
• Wide input voltage range: 3.3V to 5V
• Built-in 10K pull-up resistors for I2C communication
• Fast response and high reliability
• Compact module with mounting holes
• Fully compatible with Arduino, Raspberry Pi, ESP8266/ESP32, micro:bit, and more

Typical Applications:

• Environmental monitoring systems
• Smart agriculture and greenhouses
• Home automation and IoT applications
• HVAC control and indoor climate monitoring
• Weather stations and outdoor sensing projects

Specifications:

• Supply voltage: 3.3V ~ 5V
• Temperature range: –40°C to +125°C
• Humidity range: 0% RH – 100% RH
• Interface: I2C (default address 0x44) / Analog output
• Dimensions: 27 mm × 20 mm
• Accuracy: ±0.3°C (temperature), ±2% RH (humidity)

The SEN0334 is an excellent choice for anyone needing a compact, easy-to-use, and highly precise sensing solution for temperature and humidity in DIY projects, prototypes, or commercial systems.