HS7/0 - Hansen - 3/4 (20MM) Solenoid Valve for Refrigerant

The Hansen HS7/0 is a 3/4" (20mm) flanged solenoid valve designed for industrial refrigeration systems, particularly for controlling refrigerant flow in ammonia and other approved refrigerants.

Key Specifications

• Model: HS7/0
• Port Size: 3/4" (20mm)
• Connection Type: Flanged
• Valve Type: Pilot-operated solenoid valve
• Body Material: Ductile iron
• Bonnet: Plated steel cartridge
• Piston: Stainless steel
• Seat: Teflon
• Safe Working Pressure:
  • Standard: 400 psig (27 bar)
  • CO₂ Applications: 600 psig (41 bar)
• Operating Temperature: -60°F to +240°F (-50°C to +115°C)
• Dimensions: Approx. 14" W × 8" H × 18" L
• Weight: ~15 lbs 
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Features

• Pilot-Operated Design: Opens fully with a slight pressure differential when energized; closes via spring when de-energized.
• Teflon Main and Pilot Seats: For tight sealing and durability.
• Manual Opening Stem: For service and testing.
• Universal Coil Compatibility: One molded coil fits all HS7 valves.
• Applications:
  • Liquid line feed to overfeed evaporators
  • Float switch-controlled accumulators
  • Thermal expansion valves
  • Hot gas defrost
  • Evaporator suction control