Transmission Oil Temperature Sensor


The Transmission Oil Temperature Sensor is used in automotive applications to monitor the temperature of transmission fluid and provide feedback to prevent overheating of the transmission, which can cause performance and reliability issues.



  • Operating Temperature Range: -40°C ~ 150°C
  • Operating Pressure Range: 0 Bar ~ 20 Bar
  • R@25°C: 2009Ω±4%
  • R@100°C: 183Ω±2%
  • Sealing Spec: Leakage rate <0.5% when exposed to 20 Bar oil pressure for 1 minute
  • Fast Response: T63 <15s seconds (25°C~85°C in oil)
  • Insulation Resistance: >100MΩ at 500VDC between copper shell and wire
  • Chemical Compatibility: Automatic Transmission Fluid
  • RoHS Compliant
  • Alternate RvT curves available per request



  • Automotive Transmission Oil Temperature Sensing
  • Fluid Temperature Sensing


Ordering Options

Part No. Resistance @ 25ºC
CTTS-301823-F01 2009Ω ±4%