Supco SHP250150 High Pressure Switch 250 PSI Open 150 PSI Close HVAC Refrigeration

The Supco SHP250150 is a high-quality automatic reset high pressure switch designed for HVAC and refrigeration applications. This switch opens on pressure rise at 250 PSI and closes at 150 PSI, providing reliable overpressure protection for air conditioning and refrigeration systems.

Key Features:

• Opens at 250 PSI, closes at 150 PSI with ±15 PSI tolerance
• 1/4" SAE 45° female flare fitting with valve core depressor
• Automatic reset functionality for convenient operation
• Snap-acting stainless steel hermetically sealed sensor
• Rated for 24/120/240 VAC at 50/60 Hz
• 100,000 cycle life at rated load
• 18" lead wire length (18 AWG UL1015)
• Compact, lightweight design for direct mounting
• UL Recognized and CE certified

Technical Specifications:

• Ambient temperature range: 20°F to 176°F (-30°C to 80°C)
• Fluid temperature range: 60°F to 250°F (-50°C to 120°C)
• Working pressure: 0 to 650 PSI
• Bursting pressure: 5,000 PSI
• Maximum current ratings: 10A at 12-28V, 5A at 48V, 5.8A at 110-120V, 2.9A at 208-240V
• Maximum LRA: 36 amps

This pressure switch delivers excellent set point repeatability and stability, making it ideal for commercial and residential HVAC systems using HFC, HCFC, and CFC refrigerants.