DHT12 AM2320 Digital Temperature & Humidity Sensor – I2C

DHT12 / AM2320 Digital Temperature & Humidity Sensor Module

This compact DHT12 / AM2320 Digital Temperature & Humidity Sensor Module is the perfect drop-in upgrade for your electronics projects. Supporting both Single Bus and I2C communication protocols, it is fully compatible with popular microcontroller platforms and serves as a direct replacement for the AM2302 sensor. Whether you are building a weather station, smart home controller, greenhouse monitor, or any IoT project, this module delivers accurate, reliable environmental data with minimal wiring effort.

Key Features

• Dual Protocol Support: Works via Single Bus (1-Wire) or I2C interface — giving you flexibility across different project architectures.
• AM2302 / AM2302s Compatible: Plug-and-play replacement for DHT11, DHT12, AM2302, and AM2320 sensors.
• High Accuracy Readings: Measures both ambient temperature and relative humidity with precision-grade sensing elements.
• Wide Operating Range: Suitable for a broad spectrum of temperature and humidity environments.
• Compact Polymer Housing: Lightweight, durable polymer body for easy integration into tight project spaces.
• Fast Response Time: Delivers rapid environmental sampling, ideal for real-time monitoring applications.
• Easy to Integrate: Standard pin layout works seamlessly with Arduino, Raspberry Pi, ESP8266, ESP32, STM32, and more.

Specifications

• Sensor Type: Digital Temperature & Humidity Sensor
• Interface: Single Bus / I2C
• Material: Polymer
• Output: Switching Transducer (digital signal)
• Compatible Sensors: DHT12, AM2320, AM2302, AM2302s
• Country of Origin: Made in China

What's in the Box

• 1 × DHT12 / AM2320 Digital Temperature & Humidity Sensor Module

Perfect For

• Arduino & Raspberry Pi DIY electronics projects
• Smart home automation systems
• Greenhouse & plant environment monitoring
• Weather station builds
• IoT and embedded systems development
• HVAC control and industrial sensing

Looking for other useful project tools? Check out our Electromagnetic Induction Tester – Coil & Circuit Fault Detector and the Air Compressor Pressure Gauge – DIY Tool to complete your workshop setup.

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Frequently Asked Questions

Q: Is this DHT12 AM2320 sensor module compatible with Arduino and ESP32?

A: Yes! The DHT12 / AM2320 digital temperature and humidity sensor module supports both Single Bus and I2C interfaces, making it fully compatible with Arduino, ESP8266, ESP32, Raspberry Pi, STM32, and most other popular microcontroller platforms. Standard libraries are widely available for fast integration.

Q: Can this module replace an AM2302 or AM2302s sensor?

A: Absolutely. This module is designed as a direct replacement for the AM2302, AM2302s, DHT11, and DHT12 sensors. It offers the same pinout and communication protocol compatibility, allowing for a seamless swap in existing circuit designs.

Q: What does this sensor measure and what is its output format?

A: This sensor module measures both ambient temperature and relative humidity and outputs the data digitally via the Single Bus or I2C protocol. This makes reading and processing the data straightforward in any microcontroller environment without the need for additional analog-to-digital conversion.