ITEM NAME:Adjustable Pressure Control Switch Valve For Air Description: PSI Range: 4.0-12.5; working pressure: 1.25ï ¼Ë†MPaï ¼â€° Contact form: 3-phase Single port This is a great switch for mini air compressor It can help to save electric energy of the air compressor It also can use in water pressure control. And add some accessory; it can be used as boiler alarm apparatus, pressure relief or automatic supply water etc Specification: Model: SG-6A Size: 125MM*95MM*65MM Unit conversion: 1kgf/cm ²=14.2PSI, 1bar=14.5PSI, 1bar=0.1Mpa Rated voltage (V): AC 400V Rated current (A): 25A PSI: 115 Pressure adjusted range (Mpa): 1.25 Operating pressure range: 4.0-12.5 Differential pressure range: 2.0-4.0 Connection screw thread: G1/4 Unloading valve type: Coper Unloading valve diameter: Æ6mm Package Includes: 1x Pressure Switch SKU: DMO0015615351009315.It can help to save electric energy of the air compressor. 1x Pressure Switch. This is a great switch for mini air compressor. Connection screw thread: G1/4. Unloading valve type: Coper. Pressure adjusted range (Mpa): 1.25.