Pentair Thermal Management Becomes nVent
- A New Opportunity to Spark Innovation

Your trusted brands RAYCHEM, TRACER, NUHEAT, PYROTENAX and TraceTek are now part of nVent Thermal Management.

The new company website is in development and will be launched in January 2019. Until then, we are happy to serve your information needs through our current website.

For more information on nVent:
Download press release
Visit nVent.com
(currently English only)



The nVent RAYCHEM RAYSTAT-EX-03-A is an electronic line-sensing thermostat which provides accurate control for all electric heat trace cable types. The enclosure, electronics, and sensor are approved for use in Division 2 and Zone 1 hazardous locations. The thermostat can be supplied at voltages of either 100-277 Vac 50/60 Hz, and has a double-pole switch rated at 16 A. The switch can be configured to provide a dry contact. Temperature setting is accurate via digital thumb wheel switches inside the enclosure. The thermostat is supplied with a factory installed 6 ft. (2 m) stainless-steel RTD.

Additional Product Information:

  1. The enclosure is NEMA 4X rated
  2. The unit can be mounted on pipes reaching temperatures of 482°F (250°C) when used in conjunction with the RAYCHEM JBS-SB-25 support bracket.

Industries Served:
Chemical and Pharmaceutical
Food and Beverage
Oil and Gas


Warranty Information
Connection and Protection