Lennox CK40, CK40UT-30/36A, 2.5 to 3 Ton, TXV (R454B), Uncased Aluminum Upflow Evaporator Coil, R-454B Dedicated
Lennox CK40, CK40UT-30/36A, 2.5 to 3 Ton, TXV (R454B), Uncased Aluminum Upflow Evaporator Coil, R-454B Dedicated
Lennox CK40 (CK40UT-30/36A) is a high-efficiency 2.5–3 ton uncased upflow evaporator coil engineered specifically for R454B refrigerant systems. Built with a durable all-aluminum coil design, it provides superior corrosion resistance, reliable performance, and long service life in residential HVAC installations. The integrated TXV ensures precise refrigerant control, optimized cooling capacity, and consistent comfort across varying load conditions. Designed for seamless pairing with Lennox R454B outdoor units, this coil delivers strong airflow, dependable operation, and easy service access for installers.
This uncased upflow configuration makes it adaptable for custom plenums and retrofit applications while maintaining Lennox’s high performance standards. Ideal for homeowners upgrading to R454B-compatible systems and contractors needing a dependable coil for 2.5 to 3 ton applications.
Key Features:
- Uncased aluminum upflow evaporator coil for custom installations
- 2.5–3 ton capacity with dedicated R454B refrigerant compatibility
- Factory-installed TXV for optimized refrigerant flow and cooling efficiency
- Corrosion-resistant aluminum tubing and fins
- Reliable Lennox engineering for stable performance and long service life
- Designed for compatibility with Lennox R454B outdoor units
- Service-friendly layout for easier installation and maintenance
Typical Applications:
- Residential HVAC system upgrades
- R454B system replacements
- New installations requiring 2.5–3 ton capacity
- Uncased coil setups with custom duct transitions
| Package Quantity | 1 Item |
|---|---|
| Item Returns | This item can be returned |
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