The Supco SLP2550 pressure switch provides high precision controls at economical prices. Encapsulated, non-adjustable, single pole - single throw, direct mount switches for use with HFC, HCFC, and CFC refrigerants. Features Low pressure switch opens on pressure fall Rated Voltage 24/120/240 VAC @ 50/60 Hz Life at rated load: 100,000 cycles¼" SAE 45° female flare fitting with valve core depressor Snap acting stainless steel hermetically sealed sensor Small size and light weight for direct mounting Excellent set point repeatability/stability Wire is 18 AWG, 18" long Applications Heat pump systems Air conditioning systems Refrigeration Systems Specifications Tolerance: +/- 5 PSI Open PSI: 25 PSI Close PSI: 50 PSI Burst Pressure: 2800 PSI Maximum Operating Pressure: 700 PSI Maximum Temperature: -31°F to 149°F (-35°C to 65°C) Maximum LRA: 17.4 Amps @ 240VAC Maximum LRA: 34.8 Amps @ 120VAC Maximum FLA: 2.9 Amps @ 240VAC Maximum FLA: 5.8 Amps @ 120VAC