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Duct heater certified for hazardous locations

EP-AH Hazardous Location Duct Heater

Duct heater certified for hazardous locations

  • Air Duct Heaters for Hazardous Air in Hazardous Areas
  • ATEX II 2 G - ExE T1 to T6 Certified Heaters
  • Stainless Steel Duct Section and Terminal Enclosure to IP66
  • Integral Over-Temperature Protection Devices in ExDe Junction Box
  • Certified for Ambient Temperatures -50˚C to +60˚C

Model EX-AH are rugged, custom engineered, duct heaters designed for harsh, hazardous location environments.  The elements terminate and are bussed within a single IP66 enclosure to allow for easy wiring.  ATEX, IECEx, and EAC certifications are available for multiple temperature class applications as well as ambient temperatures down to -50°C (-58°F) and as high as 55°C (131°F).  Integral over-temperature devices allow the EX-AH to be used in applications where the hazardous location is either in or outside of the duct air stream.


Model EX-AH duct heaters are designed for numerous applications, including:
  • Oil and Gas Refineries
  • Offshore Platforms and Processing Facilities
  • Coal Mines
  • Pulp and Paper Mills
  • Chemical and Petrochemical Plants
  • Water and Wastewater Treatment Plants

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Chromalox is a premium provider of electric thermal technologies globally. We engineer advanced thermal solutions that deliver superior performance for our customer’s sustainable and mission critical applications. For more than 100 years, Chromalox has shaped the history of industrial process heating, and today leads the future transformation in energy, materials, advanced technology, and health and nutrition.