Description
The Sporlan Controls 111877 is a thermostatic expansion valve (TXV) engineered for reliable refrigerant metering in R-404A refrigeration and cooling systems. Designed with 3/8″ x 1/2″ ODF connections and a 30″ external equalizer line, this valve delivers precise superheat control to maximize system efficiency and protect the compressor from liquid slugging.
Sporlan has long been a trusted name in refrigeration controls, and this TXV reflects that heritage — built for demanding commercial refrigeration applications where consistent performance and durability are essential.
Key Features
- Refrigerant: R-404A compatible
- Inlet connection: 3/8″ ODF
- Outlet connection: 1/2″ ODF
- External equalizer line: 30″ length for accurate downstream pressure sensing
- Thermostatic expansion valve (TXV) design for precise superheat regulation
- Engineered for commercial refrigeration and low-temperature applications
- Durable construction for long service life in demanding environments
Application
This TXV is well-suited for walk-in coolers, reach-in refrigeration cases, and other commercial refrigeration systems operating on R-404A refrigerant. The external equalizer configuration makes it ideal for evaporators with higher pressure drops, ensuring stable and accurate superheat control across varying load conditions.
Why Choose Sporlan?
Sporlan Controls, a Parker Hannifin brand, is a leading manufacturer of refrigeration and air conditioning controls. Their TXVs are engineered to tight tolerances, providing consistent metering performance that helps optimize energy efficiency and extend system component life.







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