Check Valve CV Series

CV series check valve with built-in piston is designed to control the correct flow direction, can be used in liquid, suction and hot gas lines in commercial refrigeration system and air conditioning systems.

Technical Data

  • Applicable Refrigerants: R134a, R404A, R507, R290, and R407C
  • Max. Bulb Temperature: 120°C
  • Max. Valve Housing Temperature: 150°C
  • Max. Operating Pressure: 3.4 Mpa
  • Max. Test Pressure: 3.75 Mpa
  • Equalization Connections: 6mm (1/4 in.) (solder ODF)
  • Capillary Tube Length: 0.75m (30 in.)
  • Bleed: 15% / 30%


  • Supplied with fixed superheat setting and adjustable straightway version for setting identification;
  • Available with filter in the inlet tube;
  • Versions with and without external equalization, with and without bleed;
  • Available with universal charge, range N or with MOP charge( MOP15°C, MOP20°C)