Tewa Temperature Sensors designs and manufactures temperature probes and thermistors for industrial and professional thermoregulation. The company, which has more than 50 years of experience, can provide a complete sensing solution rather than just a range of standard catalogue products. From 2022 Tewa Temperature Sensors becomes part of CTS group.

Product lines


  • NTC/PTC designing and manufacturing
  • Wide range of customized R/T curves

Temperature probes

  • Industrial and commercial refrigeration systems
  • Vending machines
  • Pellets stoves
  • Core food piercing
  • Wall-fixed devices
  • Gas water boilers
  • HVAC systems
  • Medical devices
  • Humidity devices
  • Industrial applications

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Siri Elettronica S.p.A

  • Via Cesare Battisti 70 35010 Limena - Padova
  • VAT 02634470286
  • Registered Capital 500.000,00€


  • Siri Elettronica S.p.A. has obtained the certification of the quality management system issued by SGS Italy, in compliance with the UNI EN ISO 9001:2015