Solenoid Expansion Valves 2028EX series

The Solenoid Expansion Valves 2028EX from Castel are designed for the use with R290, R600 and R600a. They come with the ATEX coil already assembled and complies with the European Directive 2014/34 / EU.

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Basic specifications for the Solenoid Expansion Valves 2028EX series from Castel.

  • Available in sizes 3/8” – 1/2” and 1/2” – 5/8”
  • Supplied complete with interchangeable orifice that can be chosen in several different sizes
  • Sold with coil series 9100EX
  • Maximum pressure 50 bar


  • Can be employed in refrigeration systems in EX Zone 2
  • Orifices can be changed after valve is soldered to the system


Refrigeration systems with the hydrocarbons R290, R600, R600a.


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