DHT11 Temperature and Humidity Sensor Module

A pre-calibrated digital temperature and humidity sensor module designed for easy integration with Arduino, Raspberry Pi, Micro:bit, and other microcontrollers. The DHT11 provides accurate readings via a single-wire digital interface with no additional components required.

This module features an integrated 8-bit microcontroller with factory-calibrated coefficients stored in OTP memory for reliable measurements. Low power consumption makes it ideal for battery-powered and IoT applications.

Key Features

• Pre-Calibrated – Ready to use out of the box, no calibration needed
• Digital Output – Single-wire interface for easy connection
• Wide Voltage Range – Works with 3.3V and 5V systems
• Low Power – Only 40-50µA in standby mode
• Long-Term Stability – Calibration coefficients stored in OTP memory
• Includes Wiring Cable – Ready to connect

Specifications

• Operating Voltage: 3.3-6V DC
• Measuring Current: 1-1.5mA
• Standby Current: 40-50µA
• Humidity Range: 0-100% RH
• Humidity Accuracy: ±2% RH
• Temperature Range: -40°C to 80°C
• Temperature Accuracy: ±0.5°C
• Interface: Single-wire digital

Compatibility

• Arduino (all models)
• Raspberry Pi
• Micro:bit
• ESP8266 / ESP32
• Intel Edison, Joule, Curie
• Any 3.3V or 5V microcontroller

Ideal For

• Weather stations
• HVAC monitoring
• IoT environmental sensors
• Home automation
• Data logging projects

Package Contents

• 1× DHT11 Sensor Module
• 1× Wire with Header