DHT21/AM2301 Capacitive Digital Temperature and Humidity Sensor
The DHT21/AM2301 Capacitive Digital Temperature and Humidity Sensor is a powerful solution for precise and reliable environmental data collection. Designed with a capacitive humidity sensor and a thermistor, it provides accurate digital output for both temperature and humidity, making it ideal for Arduino, Raspberry Pi, and IoT-based applications.
With an operating voltage of 3.3V to 5.5V, the sensor delivers temperature readings from -40°C to 80°C with an accuracy of ±0.5°C and humidity from 0% to 100% RH with ±3% accuracy. It has a digital signal output, which makes interfacing with microcontrollers straightforward and efficient.
This sensor is perfect for weather stations, smart agriculture, home automation systems, greenhouse monitoring, and industrial environments where accurate climate control is necessary.
The DHT21/AM2301 supports long-distance signal transmission up to 20 meters and offers excellent stability and responsiveness over time.
Features:
- Accurate, durable and high quality
- 4 pin package
- Ultra low power
- No additional components
- Excellent long-term stability
- All calibration, digital output
- Completely interchangeable
- Long distance signal transmission
- Relative humidity and temperature measurement
Technical Specifications:
- Power: 3.3-5.2V DC
- HUMI: 0~99.9% RH
- TEMP: -40 ~ 80℃
- Precision: ±3% RH, ±0.5 ℃
- Output: Digital (1 wire)
- Dimension: 60 x 27 x 14mm(L*W*H)
- 👉 For more sensor modules, visit our Sensor Components Collection
Package Includes:
- 1 x DHT21 / AM2301 Capacitive Digital Temperature And Humidity Sensor Module
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