Description
The Parker-Sporlan 4273-00 (Model R38E145M) is a normally closed (NC) refrigeration solenoid valve designed for precise, reliable control of refrigerant flow in commercial and industrial HVAC/R systems. Engineered by Parker-Sporlan — a globally recognized leader in refrigeration flow control — this valve features a 5/8″ ODF (outside diameter flare/solder) connection for straightforward installation into copper refrigerant lines.
As a normally closed valve, the R38E145M remains shut when de-energized, preventing refrigerant flow and protecting the system during power-off conditions. When energized, the valve opens to allow refrigerant to pass, making it ideal for liquid line, suction line, and hot gas bypass applications.
Key Features
- Normally Closed (NC) operation — valve closes automatically on power loss for added system protection
- 5/8″ ODF connection for easy copper line integration
- Parker-Sporlan R38E series construction for dependable, long-service-life performance
- Suitable for a wide range of common refrigerants used in commercial refrigeration and air conditioning
- Compact, robust body design engineered for demanding HVAC/R environments
- Drop-in replacement compatibility with standard Parker-Sporlan solenoid valve installations
Typical Applications
- Commercial refrigeration liquid line control
- Suction line solenoid service
- Hot gas bypass and defrost circuits
- Multi-zone refrigeration system flow management
- OEM and aftermarket HVAC/R equipment
Product Specifications
- Brand: Parker-Sporlan
- SKU: 4273-00
- Model: R38E145M
- Connection Size: 5/8″ ODF
- Valve Action: Normally Closed (NC)
- Series: R38E
Trust Parker-Sporlan’s proven engineering in your next refrigeration or HVAC/R project. Order the 4273-00 R38E145M solenoid valve from Jackson Systems for fast shipping and expert support.







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