DHT-11 Digital Temperature and Humidity sensor

DHT-11 Digital Temperature and Humidity sensor


DHT-11 Digital Temperature and Humidity Sensor: 16 Bit Serial data output for Temperature and Humidity readings, Humidity Accuracy ± 5% @ 25℃, Temperature Accuracy ±2% @ 25℃, Supply Voltage 3.5~5.5V, Current Draw 0.3mA Max. Sampling time 2 Seconds.

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600 in stock

DHT11 digital temperature and humidity sensor is a composite Sensor and contains a calibrated digital signal output of the temperature and humidity. Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long-term stability. The sensor includes a resistive sense of wet components and an NTC temperature measurement devices, and connected with a high-performance 8-bit microcontroller. This device must be used alongside a microcontroller in other to read and process its serial temperature and humidity data.


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Low cost, long-term stability, relative humidity and temperature measurement, excellent quality, fast response, strong anti-interference ability, long distance signal transmission, digital signal output, and precise calibration.


HVAC, dehumidifier, testing and inspection equipment, consumer goods, automotive, automatic control, data loggers, weather stations, home appliances, humidity regulator, medical and other humidity measurement and control.



Relative humidity

  • Resolution: 16Bit
  • Repeatability: ±1% RH
  • Accuracy: At 25℃ ±5% RH
  • Interchangeability: fully interchangeable
  • Response time: 1 / e (63%) of 25℃ 6s
  • 1m / s air 6s
  • Hysteresis: <± 0.3% RH
  • Long-term stability: <± 0.5% RH / yr in



  • Resolution: 16Bit
  • Repeatability: ±0.2℃
  • Range: At 25℃ ±2℃
  • Response time: 1 / e (63%) 10S


Electrical Characteristics

  • Power supply: DC 3.5~5.5V
  • Supply Current: measurement 0.3mA standby 60μA
  • Sampling period: more than 2 seconds