ISES Hazardous Area Immersion Heaters

Product Applications
  • Butane / propane vaporisers
  • Crude oil
  • Glycol (TEG & MEG) reboilers
  • Molecular sieve regeneration
  • Synthetic oils
  • Fuel oils
  • Fresh water
  • Sea water
  • Heating medium
  • Tank heating
  • KO drums

The ISES electric heater comprises a large range of process immersion heaters, certified for use in Zone 1 (ATEX and IECEx among others) or Class I, Division 2 (Canada only) hazardous areas, and are custom built to meet client specifications.


  • Certified to ATEX, IECEx or CSA standards
  • Terminal box is certified weatherproof to IP67 or Type 4X
  • Temperature classifications T1 to T6
  • Up to 5000kW
  • Anti-condensation heaters fitted, if required
  • Elements are specially sealed to prevent moisture ingress, and are individually replaceable on site without the need for special tools
  • Withdrawable type elements are available to facilitate replacement without draining the vessel
  • Lightweight stainless steel construction terminal box
  • Suitable and certified for use in ambient temperatures of –60°C to +60°C


Certifications ATEX / IECEx EX logo II 2 G
Ex e IIC T1 to T6 Gb IP67
CSA Class 1, Div 2, Groups A, B, C, D, T1 to T6, Type 4 or 4x
CU TR (EAC), CCOE, CNEx, Inmetro
Elements Manufactured from 80/20 NiCr resistance wire with high purity compacted magnesium oxide powder sheathed within corrosion/erosion resistant tube (eg: Incoloy 800/825, 316/316L stainless steel, Inconel 600/625, 321 stainless steel, Titanium, Monel)