Semi-hermetic refrigeration compressor / piston / R134a / R407C
HEX series Officine Mario Dorin Spa


  • Configuration:


  • Technology:


  • Refrigerant:

    R134a, R407C, R507, R404A

  • Other characteristics:

    single-stage, flameproof

  • Applications:

    for industrial refrigeration

  • Refrigeration capacity:

    Min.: 315 W (0.42 hp)

    Max.: 246400 W (330.43 hp)


HEX compressors are designed in accordance with the safety requirements defined in ATEX 94-9-CE for use in flammable risky environments, including zone 2 and gas group IIB. The compressors have displacements available from 2.89-244.79m3/h. The nominal capacity ranges from 0.5-90HP.

Notable characteristics include high-tech components, efficient motors, high COP values and fluidodynamic internal flow path optimization. The components and features make the compressors suitable for all of the main refrigerants, including various HFC and HC models.


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