Hazardous Area Enclosure Heaters – Maltec-H ATEX/IECEx-HEF


  • Certified to meet the requirements of the ATEX Directive 94/9/EC and IECEx.
  • Compact, low profile, stainless steel case, requires minimal space.
  • Self-regulating can be used without a thermostat.
  • Suitable for ambient temperatures from -60°C to +80°C.
  • Mounting of the heater can be in any orientation.
  • Design allows installation close to internal components and cables without fear of damage by overheating.

HEF hazardous area enclosure heaters provide intrinsically safe, hazardous area certified heating and air warming for Zone 1 or Zone 2 hazardous areas. The HEF range of enclosure heaters has self regulating properties eliminating the need for a thermostat. The compact design of the HEF makes this enclosure heater ideal for anti-condensation, frost protection and temperature control. HEF hazardous area enclosure heaters are certified to meet ATEX equipment directive and IECEx standards and can be mounted in almost any orientation.


  • Control / monitoring panels
  • Instrumentation cabinets
  • Condensation prevention
  • Temperature fluctuations
  • Frost protection


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