AM2301 DHT21 Temperature and Humidity Sensor Module

AM 2301 High-Precision Temperature & Humidity Sensor | Digital Output | Arduino Compatible

The AM2301 Temperature and Humidity Sensor Module is a high-accuracy digital sensor designed for precise environmental measurement and control applications. It provides calibrated digital signal output through advanced signal processing and reliable data transmission.

The AM2301 integrates a capacitive humidity sensor and a thermistor temperature sensor into a single module, ensuring fast response, excellent long-term stability, and high reliability. Its pre-calibrated digital output makes it easy to interface with microcontrollers, Arduino, Raspberry Pi, and ESP series boards via a single-wire data bus.

Ideal for weather stations, HVAC systems, industrial monitoring, and home automation, the AM2301 is a go-to solution for developers who require consistent environmental readings.

Key Features

• Measures both temperature and humidity accurately

• Fully calibrated digital output signal

• Excellent long-term stability and reliability

• Single-wire digital interface for easy integration

• Fast response and anti-interference design

• Wide voltage operating range: 3.3V5.5V

• Low power consumption perfect for continuous monitoring

• Compact, sealed enclosure for durability and easy mounting

• Compatible with Arduino, ESP32, ESP8266, and Raspberry Pi

Technical Specifications

Applications

• Weather monitoring stations

• Indoor air quality systems

• HVAC control systems

• Industrial and agricultural automation

• Smart home and IoT projects

• Data logging and environmental sensing