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)

nVent RAYCHEM Raystat-EX-02 mechanical trace heating thermostat


The Raystat EX-02 switching temperature range is from -4°C to +163°C and is adjustable externally to the Ex-d enclosure by a dial mounted under a bolted-on cover and seal.

Technical Specifications

Area of useHazardous area: Zone 1, Zone 2 (Gas), Zone 21, Zone 22 (Dust), Ordinary
Special conditions for Safe Use–40°C < Ta < +60°C, Ta = Ambient Temperature
Exposure temperature–50°C to +215°C
Temperature setting range–4°C to +163°C
RelaySingle pole change over volt free contacts (SPDT)
Rating22 A at 250 Vac


Installation Manuals
Connection and Protection