Feature:1. High Accuracy: This air compressor pressure switch has high accuracy voltage regulation and sensitive response.2. Great Control: Equipped with on and off switch lever, the simple operation adds more convenience to the control.3. Saving Energy: Works perfectly in saving the electric energy and improving the work efficiency as well, useful.4. Practical Use: Allows for extensive application in private workshops and factories, very practical and reliable.5. Easy to Install: Comes with a compact size and a light weight, the installation is very convenient to complete.Specification:Item Type: Pressure SwitchMaterial: ABS + AluminiumSwitch Pressure Range 0.5-0.8MPA (5-8BAR) (90-120PSI)Rated Voltage: 220V Exhaust Pipe: Approx. 6mm / 0.24inContact Method: Normally ClosedConnector Size: 12mm / 0.47in (approx.), 1/4 inchOuter Diameter of Pressure Relief Port: Approx. 9.5mm / 0.37inMaximum Current: 15AWorking Pressure: 5-8KGLife: 80,000 times. .Package List:1 x Pressure Switch2 x Pressure Regulating Gauge2 x Male Thread2 x Male Threaded Valve1 x Switch Control ValveNote:Please use according to the parameter voltage.