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"Birdcage" air & gas temperature sensor

This “birdcage” temperature sensor is ideal for measuring air temperature. The open-ended shape of the sensor helps to protect the sensing element while reducing thermal mass.

Series Resources


  • Available with a NTC thermistor or RTD sensing element
  • Typical wire size #22 to #26 AWG
  • Stainless steel ‘birdcage’ housing
  • Typically used for air temperature measurement where response time is critical
  • Also available for use with CTS’s micro thermistor for even faster response times
  • RoHS compliant options available

Sensor protected yet still exposed to direct airflow
Sensor TypePlatinum RTD Thermistor
Sensor MountSet-screw
MaterialStainless steel
Temperature Range-40°–125°
Beta Value3977, 3435, 3690, 4260, Custom
Resistance10000 / 100000 / 2252 / 3000 / 30000 / 5000 / 50000 / Custom / Pt100 / Pt1000
Tolerance0.1C (0C to 70C) / 0.2C (0C to 70C) / 1% / 2% / 5% / Custom

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CTS components are stocked and sold through a global network of distributors & sales representatives. Select your preferred partner in the link below.

Where to Buy