Description
The Sporlan Controls 124138 is a heavy-duty Thermostatic Expansion Valve (TXV) engineered for large commercial and industrial refrigeration systems operating on R-404A refrigerant. With a robust 21-ton capacity and 1 1/8″ ODF connections, this valve delivers precise refrigerant metering to maintain optimal superheat levels and protect compressor integrity across a wide range of operating conditions.
Sporlan, a Parker brand, is a globally recognized leader in refrigeration flow control. Their TXVs are trusted by HVAC/R professionals for consistent performance, long service life, and compatibility with modern low-GWP-transitional refrigerants like R-404A used extensively in commercial refrigeration and food service applications.
Key Features
- Designed for R-404A refrigerant systems
- 21-ton capacity for large commercial and industrial applications
- 1 1/8″ ODF inlet and outlet connections for secure, leak-free installation
- Precise superheat control to maximize system efficiency and compressor protection
- Durable construction built to Sporlan’s exacting quality standards
- Drop-in replacement for compatible Sporlan TXV applications
Specifications
- SKU: 124138
- Brand: Sporlan Controls (Parker-Sporlan)
- Refrigerant: R-404A
- Capacity: 21 Tons
- Connection Size: 1 1/8″ ODF
- Valve Type: Thermostatic Expansion Valve (TXV)
Applications
- Commercial refrigeration systems
- Industrial cooling and cold storage
- Food service and food retail refrigeration
- Large-capacity evaporator coil circuits







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