Description
Lennox 24L18 Expansion Valve — R22 Refrigerant
The Lennox 24L18 is an OEM-grade thermostatic expansion valve (TXV) engineered for use with R22 refrigerant systems. Designed to deliver accurate refrigerant metering, this valve helps maintain optimal evaporator performance by regulating the flow of liquid refrigerant into the evaporator coil — ensuring consistent superheat control and maximum system efficiency.
Key Features
- OEM Lennox replacement expansion valve — direct-fit for compatible Lennox equipment
- Designed for use with R22 refrigerant
- Provides precise refrigerant flow metering for consistent superheat control
- Helps protect the compressor from liquid slugging and inefficient operation
- Durable construction built to withstand demanding HVAC operating conditions
- Supports reliable evaporator performance and overall system efficiency
Application
The Lennox 24L18 expansion valve is intended as a genuine OEM replacement component for Lennox residential and light commercial cooling systems utilizing R22 refrigerant. Always verify compatibility with your specific Lennox equipment model before installation.
Why Choose an OEM Expansion Valve?
Using a factory-specified expansion valve ensures your system operates within designed parameters, preserving equipment warranties and delivering the performance your customers expect. The Lennox 24L18 is the correct replacement part for maintaining the integrity of R22-based Lennox systems.







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