Description
The Sporlan Controls 129419 is a heavy-duty Thermostatic Expansion Valve (TXV) engineered for reliable refrigerant metering in commercial and light-industrial HVAC and refrigeration systems. Designed for use with R-22 refrigerant, this valve delivers consistent superheat control at a rated 10-ton capacity, making it well suited for rooftop units, split systems, and other large-tonnage cooling applications.
Sporlan’s TXVs are recognized throughout the HVAC/R industry for their precision-machined internals, stable superheat response, and long service life. The 129419 features a 7×8″ body configuration and 1-1/8″ ODF (Outside Diameter Flare/Sweat) connections for straightforward field installation and compatibility with standard copper line sets.
Key Features
- Refrigerant: R-22
- Capacity: 10 Tons
- Body Size: 7×8″
- Connection Type: 1-1/8″ ODF
- Function: Thermostatic Expansion Valve (TXV) for precise superheat control
- Designed for commercial and light-industrial HVAC/R applications
- Engineered for consistent refrigerant metering and system efficiency
- Manufactured by Sporlan Controls, a trusted Parker brand
Application
The Sporlan 129419 TXV is ideal for replacement or new-installation use in 10-ton R-22 systems including commercial rooftop units, split-system air conditioners, and refrigeration equipment. Proper TXV selection and installation ensures optimal evaporator performance, prevents compressor flooding, and maximizes system efficiency.
Why Choose Sporlan?
Sporlan Controls, a division of Parker Hannifin, has been a leading manufacturer of refrigeration and HVAC controls for decades. Their expansion valves are built to exacting tolerances, providing dependable superheat regulation across a wide range of operating conditions.







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