HCK5D gas-powered, two-step stop suction stop valve

  • Gas-powered, two step suction stop valve is designed to control the flow of refrigerant
  • Suitable for large industrial and commercial refrigeration systems

Technical specifications

  • Safe working pressure: 400 psig (28 bar g); 600 psig (41 bar g) for CO2
  • Operating temperature: -50°C to +115°C (-60°F to +240°F)
  • Materials (body): ductile iron, ASTM A536 (Flanged valve); cast steel, ASTM A352 grade LCB (Weld-in valve)
  • Materials (top cover): steel, ASTM A36
  • Available sizes: 40mm to 100mm (1.5” to 4”)
  • Suitable for ammonia and CO2


  • Internal, self-equalising piston assembly
  • Requires only one pilot solenoid valve for operation
  • Remains closed until pressure is equalised, during loss of power
  • Adjustable bleed rate via orificed plugs
  • No pressure drop required to open
  • Durable metal-to-metal seating
  • Tough ductile iron piston and body
  • Lower cost of installation
  • Flange-to-flange drop-in for standard Hansen HCK2 gas powered suction stop valve
  • HCK5DW, Weld-in available


  • Industrial refrigeration
  • Commercial refrigeration


Brochure: HCK5D Gas-Powered Two Step Suction Stop Valve
Product data sheet: HCK5D Gas-Powered Two Step Suction Stop Valve

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