Description
Lennox 13Y19 Thermostatic Expansion Valve Overview
The Lennox 13Y19 is a factory-engineered Thermostatic Expansion Valve (TXV) designed for reliable, precise refrigerant metering in residential and light commercial cooling systems. Engineered specifically for R-410A refrigerant, this OEM replacement valve ensures your system operates at peak efficiency and maintains proper superheat control across a 1.5 to 3 ton capacity range.
Key Features
- OEM Lennox replacement TXV for guaranteed fit and compatibility
- Designed for R-410A (R410) refrigerant systems
- Covers 1.5 to 3 ton system capacity range
- Provides accurate refrigerant metering for optimal system efficiency
- Maintains consistent superheat control to protect the compressor
- Helps restore system performance and energy efficiency
- Direct OEM replacement minimizes installation time and callbacks
Application
The Lennox 13Y19 TXV is intended for use in Lennox split-system air conditioning and heat pump equipment using R-410A refrigerant. It is the correct OEM replacement for systems in the 1.5 to 3 ton range, making it suitable for a wide variety of residential and light commercial installations.
Why Use an OEM TXV?
A properly functioning thermostatic expansion valve is critical to system performance. It meters liquid refrigerant into the evaporator coil, maintaining the correct superheat level to maximize cooling capacity, protect the compressor from liquid slugging, and ensure energy-efficient operation. Using the correct OEM part — like the Lennox 13Y19 — eliminates compatibility guesswork and helps restore the system to factory specifications.
Specifications
- SKU: 13Y19
- Brand: Lennox
- Refrigerant Type: R-410A
- System Capacity: 1.5 – 3 Ton
- Valve Type: Thermostatic Expansion Valve (TXV)
- Application: Split-system air conditioning / heat pump
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