Description
The Lennox 60M99 is an OEM replacement R-410A expansion valve engineered to deliver precise refrigerant metering and consistent system performance in compatible Lennox HVAC equipment. Designed specifically for use with R-410A refrigerant, this expansion valve maintains optimal evaporator performance by regulating refrigerant flow in response to system demand, helping to maximize efficiency and protect compressor longevity.
Key Features
- OEM Lennox replacement part — engineered for direct-fit compatibility with applicable Lennox systems
- Designed for use with R-410A refrigerant
- Provides precise refrigerant metering for optimal evaporator superheat control
- Helps maintain system efficiency and protect against compressor damage
- Built to Lennox OEM quality standards for reliable, long-lasting performance
Application
This expansion valve is intended as a direct OEM replacement for compatible Lennox air conditioning and heat pump systems. Always verify compatibility with your specific Lennox model before installation. Proper installation by a qualified HVAC technician is recommended to ensure safe and efficient system operation.
Why Choose OEM?
Using genuine Lennox OEM replacement parts like the 60M99 ensures your system operates as designed, preserving manufacturer warranties and delivering the reliability your customers expect. Avoid the risks associated with aftermarket substitutes — trust the part that was built for the job.







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