3-Phase 230V 400V 16A Pressure Switch For Compressor Air Compressors Switch Control 130-170 Psi Home Toolsnew3-phase / 230V / 380V /400V 16APressure adjustment range 9 to 12 barSuitable for :most air compressors.for domestic waterworks, pumps, compressorsYou can get a compressor control SK-22, with 13mm / 1/2-inch threaded connection.You get a mechanical pressure switch, as used in a workshop and in mobile compressors.The cut-off pressure is infinitely adjustable and it is a switch that can switch 3 phases at the same time.colour:blackMaterial:ABSsize: diameter: 10mmPackage Contents:1 * Pressure SwitchOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.