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maintaining consistent burst pressure ratings and dimensional stability across varying ambient temperatures

Ranco O11-1711 Control Els PW 17895 Q: What equipment is thisThe Ranco O11 1711 High Pressure Control is a heavy duty single pressure control designed for professional HVACR applications requiring reliable system protection. This SPST high pressure switch features an open on rise action, effectively cutting out the compressor circuit when discharge pressures reach dangerous levels, specifically within the 150 to 450 PSI range. Built with a laser welded bellows for extended service life, the O11 1711 includes an