HRi Heavy Duty Industrial

The HRi Range of immersion heaters are designed specifically for high usage environments with a maximum of 8.5W/cm². This heater is ideal for use in water and chemical applications, due to the low watts density of the element sheath. With Incoloy 825 elements fitted as standard this heater offers resistance to aggressive liquids and hard water process applications.


  • IP68 rotatable terminal cover
  • Incoloy 825 sheath
  • Low watts density (8.5W/cm² max)
  • Single thermostat pocket


  • Separate power and control glands
  • Large range of thermostats available
  • Unique design offers both single and three phase installation

This product is designed to be heavy duty with flexibility in mind for easy installation into multiple industrial liquid heating applications. Along with the standard range detailed we also manufacture using different levels of element sheath protection depending on the environment which the heater is being installed into.

The below are just some of the products we can offer, please contact us for bespoke specifications.