7Semi SHT45 Digital Humidity and Temperature Sensor Probe 0.1C Accuracy 1% RH 16bit I2C

The 7Semi SHT45 Digital Humidity and Temperature Sensor Probe is a high-accuracy environmental sensor designed for precise and reliable measurement of temperature and relative humidity. Based on the Sensirion SHT45 sensor, it delivers outstanding precision of ±0.1°C for temperature and ±1% RH for humidity. The sensor outputs fully calibrated digital data through an I²C interface and features excellent long-term stability, low power consumption, and a fast response time. Its sealed probe design makes it ideal for industrial, environmental, and IoT applications that demand dependable humidity and temperature monitoring.

Technical Specifications:

• Sensor IC: SHT45
  
• Measurement Parameters: Temperature and Humidity
  
• Interface: I²C (digital communication)
  
• Supply Voltage: 2.4V to 5.5V (typical 3.3V)
  
• Temperature Range: -40°C to +125°C
  
• Temperature Accuracy: ±0.1°C (typical at 25°C)
  
• Humidity Range: 0% to 100% RH (non-condensing)
  
• Humidity Accuracy: ±1% RH (typical 10%–90% RH range)
  
• Resolution: 16-bit (temperature and humidity)
  
• Response Time: Temperature <2s, Humidity <8s
  
• I²C Address: 0x44 (default)
  
• Current Consumption: 0.4 µA standby, 1.3 µA typical active
  
• Output Type: Calibrated digital signal
  
• Probe Material: Sealed housing for protection against moisture and dust
  
• Cable Length: Approximately 1 meter
  
• Operating Temperature: -40°C to +125°C
  
• Logic Compatibility: 3.3V and 5V systems

Features:

• High accuracy of ±0.1°C and ±1% RH
  
• Fully calibrated, linearized, and digital I²C output
  
• Low power consumption suitable for portable and IoT applications
  
• Fast response time and stable long-term performance
  
• Compact and sealed probe for harsh environments
  
• Wide operating voltage range for flexible system compatibility
  
• Factory-calibrated and ready to use without external components
  
• Compatible with Arduino, ESP32, STM32, and Raspberry Pi
  
• Reliable performance under varying environmental conditions
  
• Ideal for precise temperature and humidity monitoring

Applications:

• Industrial and environmental monitoring
  
• HVAC and air quality management systems
  
• Smart home and building automation
  
• Greenhouse and agricultural climate control
  
• IoT and wireless sensor networks
  
• Weather stations and data logging systems
  
• Scientific research and laboratory testing
  
• Medical, pharmaceutical, and storage monitoring
  
• Portable climate sensing instruments
  
• Energy-efficient smart device applications