Description

DHT22 Temperature Humidity Sensor Module for Arduino & DIY Electronics

The DHT22 Temperature Humidity Sensor Module is a reliable digital sensing solution designed for temperature and humidity monitoring applications. With an integrated PCB design, this module provides convenient connection and stable performance for Arduino, Raspberry Pi, and other microcontroller-based projects.

Unlike standalone sensor components, this PCB-based design simplifies installation and wiring, making it suitable for beginners, engineers, students, and makers who need an easy-to-use digital temperature humidity sensor.

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Reliable Digital Temperature and Humidity Measurement

This DHT22 Sensor Module uses the AM2302 sensing technology to provide digital temperature and humidity data through a single-wire communication interface.

The module is widely used in:

• Smart home monitoring systems
• Weather stations
• Greenhouse monitoring
• IoT environmental projects
• Arduino and Raspberry Pi applications
• Electronic learning projects

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Available Sensor Options

To meet different customer requirements, this product is available in two versions:

Original Sensor Probe Version

Features:

• Equipped with original DHT22 / AM2302 sensor
• Suitable for users who prefer original sensor sourcing
• Stable performance for long-term projects

Compatible Sensor Probe Version

Features:

• Uses a compatible DHT22 sensing element
• Same PCB design and electrical interface
• Cost-effective choice for prototyping and educational applications

Both versions provide the same connection method and can be used directly as a DHT22 Temperature Humidity Sensor Module.

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Product Features

Integrated PCB Module Design

The PCB layout makes installation easier compared with loose sensor components.

Benefits:

• Pre-soldered sensor module
• Clear connection interface
• Easy integration with development boards
• Suitable for rapid prototyping

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Wide Application Compatibility

This Arduino Temperature Humidity Sensor module works well with:

Arduino Projects

Examples:

• Indoor climate monitoring
• Smart home systems
• Automatic ventilation control

Raspberry Pi Projects

Examples:

• IoT weather monitoring
• Server room environmental tracking
• Data logging systems

DIY Electronics

Suitable for:

• Students
• Electronics beginners
• Makers
• Engineering prototypes

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Technical Specifications

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DHT22 Module – Original Sensor

Recommended for:

• Professional prototypes
• Long-term monitoring systems
• Projects requiring original sensor sourcing

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DHT22 Module – Compatible Sensor

Recommended for:

• Learning projects
• DIY electronics
• Cost-sensitive applications

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How to Use DHT22 Sensor Module

Typical wiring:

Common controllers:

• Arduino UNO
• ESP8266
• ESP32
• Raspberry Pi

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Learn More 

For beginners learning Arduino temperature and humidity measurement:

Arduino Official Documentation:

https://docs.arduino.cc/

Example library:

https://github.com/adafruit/DHT-sensor-library

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Related Products

Build your temperature and humidity monitoring projects with our Arduino-compatible development boards.

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FAQ

Q1: Is this DHT22 sensor module compatible with Arduino?

Yes. This DHT22 Temperature Humidity Sensor Module is compatible with Arduino boards and can be connected through a single digital signal pin.

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Q2: What is the difference between the original and compatible sensor versions?

Both versions use the same PCB design and provide the same connection method. The difference is the sensor sourcing. The original version uses an original DHT22 sensor, while the compatible version provides a more economical alternative.

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Q3: Can this module work with Raspberry Pi and ESP32?

Yes. The module supports common development platforms including Raspberry Pi, ESP32, ESP8266, and Arduino for temperature and humidity monitoring projects