Parker Hannifin 4183-00 Refrigeration Solenoid Valve ODF Normally Closed - 7/8

The Parker Hannifin 4183-00 (R46E257M) is a pilot-operated, two-way normally closed refrigeration solenoid valve designed for reliable fluid control in HVAC and refrigeration systems. This valve features a 7/8-inch ODF (sweat) connection with a 25/32-inch port size, making it suitable for medium-capacity refrigeration applications.

Key Features:

• All-brass body and cover construction for superior durability and corrosion resistance
• Pilot-operated design for efficient operation and extended service life
• Compatible with virtually all CFC, HFC, and HCFC refrigerants including R-22, R-134a, R-404A, R-410A, and R-507
• Thermoplastic seals with dual neoprene O-ring seals and cap for reliable leak-free performance
• Synthetic coated metal gasket material for enhanced sealing
• Safe working pressure rating of 450 PSI
• UL, CSA, and CE agency compliance for professional installations

Refrigeration Capacities:

• R-134a Liquid Line: 49.9 tons @ 5 PSI
• R-134a Suction Line: 2.53 tons @ 40°F
• R-410A Liquid Line: 50.6 tons @ 5 PSI
• R-410A Suction Line: 3.97 tons @ 40°F

The R46 series from Parker Hannifin represents proven technology for commercial and industrial refrigeration applications, offering dependable performance in both new installations and retrofit projects. The normally closed configuration ensures fail-safe operation in most refrigeration control scenarios.