Welcome to Western Thomson (India) Limited

Western Thomson (India) Limited (WTI), Chennai, was established in 1967 and today the company is a leading manufacturer of Thermostats, Thermostat Housings and Pressure relief valves for Passenger car, Commercial vehicle and off Road engine applications. We have a global customer base and a large presence in the Indian market. The company is owned by Western Thomson Group PTE, Singapore and we have two production facilities in India, a UK based sales/technical office and a US based warehousing/technical support facility.

Our customers in India and worldwide include leading international OEMs, engine producers and Tier 1 system assembly companies. Our focus on Research & Design initiatives has resulted in an expansion of our product range and creating a continuous process of innovation and product development.

Our company is certified with ISO-14001:2019 / IATF- 16949 Certification by BVQI and is featured in Dun & Bradstreet’s Emerging Auto Component SMEs of India. Our DUNS number is 91-536-1281.

Our Capabilities

Western Thomson (India) Limited (WTI), is a long established company in the field of Temperature control applications with an international customer base.

  • Design and production of Wax elements with a temperature range from -5 deg to +105 deg.
  • Mechanical Thermostats for engine cooling applications.
  • Electrically assisted Thermostats for engine cooling applications.
  • Thermostat Housings in Plastic and Aluminium.
  • Wax elements for Oil applications.
  • Pressure Relief valves for Oil applications.

Our Products