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The Lennox 17G77 is a genuine OEM thermal expansion valve with a five ton capacity, specifically designed for R410A refrigerant systems. This valve facilitates proper refrigerant flow, which is crucial for optimal cooling performance in HVAC systems. It serves as a direct replacement part, which simplifies the installation process while ensuring system efficiency.
This thermal expansion valve is essential for maintaining cooling efficiency in Lennox systems that use R410A refrigerant.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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