Ball Valve

FQ Series


FQ series ball valves are used in liquid line, suction line, and hot gas line in refrigeration and air conditioning systems to manually open or close refrigerant flow. The access port type is also supplied.

  • Applicable to large commercial, central air-contitioning and refrigeration equipment
  • Open cavity is of straight through type with large flow and little resistance
  • Modified polymer to ensure the tightness, portable switch, and long lifetime;
  • Bi-directional flow with low pressure drop
  • Small installation space required

UL, Declaration according to PED

Technical Data
  • Applicable Refrigerants: R134a, R407C, R410A, R404A, R32, R290
  • Medium Temperature: -30°C~120°C
  • Ambient Temperature: -20°C~60°C
  • Max Operating Pressure: 4.9 MPa (DN4~DN32)
  • Max Operating Pressure: 4.5 MPa (DN40~DN75)
  • Applicable Relative Humidity: ≤95%
  • Max Leakage Rate <2.83 g/year

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