HFS Series Control Valve. SKFS Series flow switch is used to sense the flow rate of liquid in the pipeline, when the flow rate reaches the setting point, it turns off (or turn on) to protect the torrential flow. Features: The setting point could be adjusted according to different requests of flow rates. Paddle type flow switch can be used wherever a simple economical and reliable monitor instrument. it can monitor flow in water or other non-corrosive liquid. Specifications: Model: WFS25 Max.Pressure: od Fluid 10 Bar The temperature of Fluid Min: 4ºC Max: 120ºC Ambient Temperature: 120ºC Package Include: 1 X HFS Series Control Valve