for Automotive Application, RHU-450, Humidity sensor

Shinyei Technology

Humidity Sensing

for Automotive ApplicationRHU-450

RHU-450 is designed for automotive application which needs high reliability and good durability.
It is mainly used for relative humidity measurement in a cabin to control car air conditioning system.


  • Long-term stability

  • Outstanding noise resistance for automobile

  • Low temperature dependence

  • Low hysteresis

  • Outstanding repeatability

  • Wide humidity operating range




Supply Voltage DC5.0V±5%
Current Consumption 5mA or less (Average 2mA)
Operating Temperature Range -30 to 80℃
Operating Humidity Range 10 to 95%rh
Humidity Output 0.5 to 3.3V
Humidity Measurement Accuracy ±5%rh (at 25℃ 60%rh)
Temperature Detection

Analog: Thermistor


  • Car, Air-contitioner
  • Industrial instruments