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Immersion heater with round flange, 12000 W / 400 V 3P, recommended for heating water and aqueous liquids up to 100 °C. It consists of 3 sheathed 316L stainless steel heating elements welded onto a DN80 flange in 316L stainless steel according to standard EN 1092-1. The heating elements with a immersion length of 520 mm are loaded at 12 W/cm2. The immersion heater is equipped with a aluminium IP55 terminal protection box and a pocket for installation of a control or safety device. Maximum permissible pressure 13 bar.g. By changing the coupling of the heating elements, the power can be reduced to 4000 W with a specific load of 4 W/cm2