The Pumptrol FHG12J52XBP air-compressor pressure switch by Square D is the most trusted brand in residential, commercial and industrial air compressor applications. The switch controls an electrically driven air compressor in a power circuit when the adjustable threshold upon falling is reached and is set to turn off at 125 psi. It has a 1/4 in. NPSF internal fluid connection and is suitable for use with a lower-horsepower motor with 1.5 HP or less. The non-adjustable differential is 30 psi, and the adjustable cut-out range is 70 psi to 150 psi. The switch is diaphragm actuated and has a fixed differential. The threshold or setting point, upon rising adjusts with a screw nut. The switch has screw terminal electrical connections, and two 2-pole NC contacts open on rising pressure. The enclosure is National Electrical Manufacturers Association (NEMA) Type 1 and Ingress Protection (IP) 20 rated. The switch is Underwriters Laboratories (UL) Listed and Canadian Standards Organization (CSA) certified. This switch includes a 2-way pressure release valve. For over 75 years, Square D pressure switches continue to meet the needs of our customers. Square D Pumptrol pressure switches are manufactured by Schneider Electric.
Includes a 2-way pressure release valve
Universally accepted and recognized design is easy to wire, features drift proof cut-in and cut-out settings and has visible vertical contacts which are easy to inspect