Mini Line Heaters – Maltec-H ATEX/IECEx-FP-MLH


  • Certified to meet the ATEX Directive 94/9/EC.
  • Weatherproof lightweight cast aluminium terminal enclosure-IP67.
  • Choice of built in process temperature sensors adjustable option.
  • Mild steel or stainless steel vessel.
  • Suitable for ambient temperatures -40°C to +40°C.
  • Standard range of high quality Incoloy rod-type elements designed for oil.
  • Maximum allowable working pressure 5bar.g (73psi.g).
  • Designed for horizontal installation (vertical mounting version available on request).

The range of Maltec-H FP-MLH mini line heaters consist of a screw plug or flanged type immersion heater mounted in a thermally insulated heating vessel. They are designed to efficiently transfer heat to a flowing medium (liquid, air or gas). All EX HEAT. Mini line heaters are fully ATEX certified and designed for use in Zone 1 and 2 Hazardous Areas, Gas Group IIA, IIB and IIC.


  • Water heating – wash rooms, industrial washing equipment, hot water storage tanks.
  • Frost protection – pre-start systems for water cooled engines, fire extinguishing equipment, oil sump heating.
  • Heat transfer oils – moulds, dies & platens, closed loop systems for bitumen.
  • Fuel oil heating – pre-heating to pumping viscosity.


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