The DHT11 Digital Temperature and Humidity Sensor (Original) is a reliable and cost-effective solution for monitoring environmental conditions in electronic projects. Featuring a resistive humidity sensor and an NTC thermistor, it is controlled by a high-performance 8-bit microcontroller to deliver precise digital output with minimal power consumption. Each sensor is factory-calibrated, ensuring accurate performance with stored coefficients in OTP memory. With a wide compatibility range, single-wire serial communication, and the ability to transmit data over distances up to 20 meters, the DHT11 is ideal for Arduino, Raspberry Pi, and other microcontroller-based applications. Compact, stable, and easy to integrate, this sensor is widely used in weather stations, environmental monitoring, and smart home systems. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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Features:
Dual Measurement – Measures both temperature (0–50°C) and humidity (20–90% RH).
Factory Calibrated – Provides reliable, pre-calibrated digital output.
Easy Communication – Single-wire serial interface ensures quick system integration.
Stable Performance – Long-term stability with ±2°C and ±5% RH accuracy.
Energy Efficient – Consumes less than 2.5mA for low-power applications.
Long Transmission Range – Supports signal transmission up to 20 meters.
Compact Design – 4-pin package for simple and flexible mounting.
Interchangeable – Fully compatible with microcontroller platforms.
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Applications:
Weather Stations – Monitor temperature and humidity in real-time.
Smart Homes – Ideal for HVAC systems, indoor climate control, and automation.
Greenhouses – Maintain precise conditions for plant growth.
IoT Projects – Easy integration with Arduino, ESP32, Raspberry Pi, and more.
Data Logging Systems – Reliable sensor for long-term environmental monitoring.
Educational Projects – Perfect for beginners learning about sensors and data acquisition.
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| General Specifications |
| Model | DHT11 (Original) |
| Measurement Range | Temperature: 0°C – 50°C, Humidity: 20–90% RH |
| Accuracy | Temperature: ±2°C, Humidity: ±5% RH |
| Output | Digital (Single-wire serial interface) |
| Operating Voltage | 3.3V – 5V |
| Current Consumption | <2.5mA |
| Signal Transmission Distance | Up to 20 meters |
| Package | 4-pin single-row lead, compact design |
| Dimensions | Small form factor for easy mounting |
| Shipment Weight | 0.0001 kg |
| Shipment Dimensions | 3 × 2 × 2 cm |
Please allow 5% measuring deviation due to manual measurement.
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Package Includes:
1 x DHT11 Digital Temperature and Humidity Sensor Original
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