Description
The Sporlan Controls 163721 is a Thermostatic Expansion Valve (TXV) engineered for reliable, precise refrigerant metering in commercial refrigeration and HVAC systems operating on R-404A. With a 7.5-ton capacity rating and 1/2″ inlet by 7/8″ ODF outlet connections, this valve is designed for straightforward integration into medium- to large-capacity systems where consistent superheat control is critical.
Sporlan is a trusted name in refrigeration flow control, and this TXV reflects their commitment to quality and performance. By accurately regulating refrigerant flow into the evaporator, the valve helps maintain optimal superheat levels — protecting the compressor from liquid slugging while maximizing system efficiency and longevity.
Key Features
- Designed for use with R-404A refrigerant
- 7.5-ton system capacity rating
- 1/2″ inlet x 7/8″ ODF outlet connections for easy installation
- Precise thermostatic control for consistent superheat management
- Helps protect compressors from liquid slugging and overheating
- Durable construction built to Sporlan’s industry-leading standards
- Suitable for commercial refrigeration and HVAC applications
Application
This TXV is ideal for commercial refrigeration systems — including walk-in coolers, freezers, display cases, and rooftop units — that use R-404A as the working refrigerant. The 7.5-ton capacity makes it well-suited for medium to large commercial installations where dependable flow control is essential to system performance.
Why Choose Sporlan?
Sporlan Controls, a Parker Hannifin brand, has been a leader in refrigeration and air conditioning controls for decades. Their thermostatic expansion valves are engineered for accuracy, durability, and ease of installation, making them a go-to choice for HVAC/R professionals across the industry.







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