MARS 43327 High-Pressure Switch 250 PSI-CL 350 PSI-OP 1/4" Mount

The MARS 43327 High-Pressure Switch operates as a high-quality direct-mount pressure control equipment for HVAC systems and refrigeration systems. The part connects through a 1/4" size and functions with pressure settings at 250 PSI close and 350 PSI open. The Pressure Switch protects refrigeration equipment compressors and condensers through its ability to control excessive pressure buildup that prevents system failure or damage. The switch operates in air conditioning units heat pumps and commercial refrigeration systems to optimize efficiency and reliability through automatic electrical circuit control to pressure measurements.