Description
York S1-R72DB0003 TXV Kit for Mortex Coil
The York S1-R72DB0003 is an OEM thermostatic expansion valve (TXV) kit designed specifically for use with Mortex evaporator coils. This factory-authorized replacement kit ensures your system maintains accurate refrigerant metering, optimal superheat control, and peak cooling efficiency — restoring your equipment to original manufacturer specifications.
Why Replace Your TXV?
A failing or improperly sized TXV can lead to poor system performance, compressor damage, and reduced energy efficiency. Using the correct OEM-matched kit like the York S1-R72DB0003 ensures a precise fit and reliable operation without the guesswork of aftermarket alternatives.
Key Features
- OEM York replacement TXV kit engineered for Mortex evaporator coils
- Ensures accurate refrigerant flow and superheat regulation
- Helps protect the compressor from liquid slugging and overheating
- Factory-matched components for a direct, hassle-free installation
- Supports system efficiency and longevity
- Genuine York part — SKU S1-R72DB0003
Application
- Compatible with: Mortex evaporator coils (verify coil model before ordering)
- Intended use: Residential and light commercial split-system air conditioning
Installation Notes
Installation should be performed by a qualified HVAC technician. Always verify system refrigerant type, coil model compatibility, and follow all applicable safety codes and manufacturer guidelines during replacement.







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