DHT22 Digital Temperature and Humidity Sensor Module
৳ 240.00
In stock
The DHT22 Digital Temperature and Humidity Sensor Module is a highly reliable and cost-effective sensor designed to measure temperature and relative humidity with excellent accuracy. Compared to the DHT11, the DHT22 offers higher precision, a wider measurement range, and better stability, making it ideal for both hobby and professional applications.
This module provides a digital single-wire output, making it easy to interface with Arduino, ESP8266, ESP32, STM32, Raspberry Pi, and other microcontrollers without requiring complex calibration. It is widely used in weather stations, IoT smart homes, environmental monitoring systems, and greenhouse automation.
🔹 Also known as: AM2302 Temperature & Humidity Sensor, DHT22 Arduino Sensor, Digital Humidity and Temperature Module, DHT22 ESP32 Sensor
If you are looking for a DHT22 sensor price in Bangladesh, this module is an affordable and reliable solution for accurate temperature and humidity measurement in your projects.
📌 Applications:
Weather monitoring stations
Greenhouse and indoor climate control
IoT and smart home automation
Environmental monitoring systems
Data logging and scientific experiments
DIY Arduino and Raspberry Pi projects
Model: DHT22 / AM2302
Operating Voltage: 3.3V – 5.5V DC
Temperature Range: -40°C to +80°C
Temperature Accuracy: ±0.5°C
Humidity Range: 0% – 100% RH
Humidity Accuracy: ±2–5% RH
Output Signal: Digital (single-wire protocol)
Sampling Period: ~2 seconds (0.5 Hz)
Dimensions (sensor only): 28 × 12 × 10 mm (approx.)
Module Type: DHT22 sensor mounted on PCB with pull-up resistor
Interface Compatibility: Arduino, ESP8266, ESP32, STM32, Raspberry Pi
