Lennox CK40, CK40DT-42B, 3.5 Ton, R-454B Only , Cased Aluminum Downflow Evaporator Coil
Cat # : 25V23
Model/Part # : CK40DT-42B-71
Product Overview
CK40DT-71 Indoor Evaporator Coil
Downflow, full-cased R-454B dedicated models
For every application and configuration, our cooling coils are the perfect choice. Introducing CK40DT R-454B dedicated downflow evaporator coils by Lennox, they are designed for use with air conditioners and heat pumps.
These R-454B dedicated models come with a factory-installed R-454B thermostatic expansion valve and a Refrigerant Detection System (RDS) sensor and have factory-applied A2L refrigerant labeling. The built-in sensor will alert the blower’s mitigation control to initiate a flush sequence if a refrigerant leak is detected, ensuring safe operation and peace of mind.
Applications
- 2- to 5-ton capacities
- Factory-installed R-454B thermostatic expansion valve helps ensure highly efficient operation
- Factory-installed RDS sensor and factory-applied A2L refrigerant labeling
- RDS line set sleeve included, refer to installation instructions for details
Coil Construction
- Accommodates braze-free installation
- Sleeved-distributor tubes for enhanced durability
- Large surface area for high-efficiency operation
- Lighter, rifled aluminum tubing, hairpins, distributor and header tubes for improved durability in certain environments
- Non-corrosive, UV-resistant polymer drain pan with dual connections and improved gasketing
- Minimal air resistance for better performance
Manufacturer Cross-Reference:
Goodman CAPF, Daikin CAPF, Franklin CAPF, Amana CAPF