Coala screw-in immersion heaters are intended for heating liquids (water, oil, fuel oil, glycol, acid, soda, bitumen, etc.) or gases (air, nitrogen, CO2, etc.), by natural or forced convection, up to 75 kW , 750 V three-phase, 400 °C, 25 bar.

Horizontal or vertical mounting on stagnant fluid vessels or in circulating fluid heater bodies.

Coala screw-in immersion heaters consist of a very compact bundle of hairpin-shaped heating resistors available in different materials compatible with the fluids to be heated (steel, stainless steel, Incoloy®, etc.).