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.

Technical Data

  • Applicable Refrigerants: R134a, R407C, R410A, and R404A
  • Medium Temperature: -30°C~120°C
  • Ambient Temperature: -20°C~60°C
  • Max. Operating Pressure: 4.5 MPa
  • Applicable Relative Humidity: ≤95%


  • Modified polymer to ensure the tightness, and long lifetime;
  • Bidirectional flow with low pressure drop;
  • Small installation space required;
  • Supplied with/without access port.
  • Holes for panel mounting.