Sanitary plate heat exchangers

Sanitary plate heat exchangers

Our SONDEX® sanitary plate heat exchangers use FDA compliant materials and are designed for use in food, dairy, and beverage applications as well as other applications with strict sanitary requirements. We have the in-depth process knowledge and extensive experience needed to engineer hygienic, high-performance solutions.

We care greatly about your end product and take the necessary steps to ensure the highest output quality. Each solution is designed based on your specifications to provide the perfect conditions for your product.

Features and benefits


  • Dairy/food/beverage industry
    – e.g. regenerative pasteurization applications
  • Industries with sanitary requirements

Technical specifications

  • Connections from DN25 to DN800 (1″ to 32″)
  • Frames designed according to FEA and PED 2014/68/EU (EN13445) and ASME sec VIII, Div. 1 construction standards
  • Plate materials: AISI 304/316, titanium, SMO, Hastelloy*
  • Gasket materials: EPDM-HT, NBR-HT, Viton*
  • Plate heights up to 3.5 m (11.5 ft)
  • Flow rates up to 1,600 m3/h (7,045 gpm)
  • Working pressure up to 25 bar (363 psi)
  • Working temperatures from -20 °C to 180 °C (-4 °F to 356 °F)