The Lennox 15R45 LB-90287AN evaporator coil is a 3.5 ton uncased aluminum upflow coil equipped with a factory-installed TXV. The all-aluminum construction helps improve corrosion resistance and heat transfer efficiency, while the uncased design allows flexible installation in custom air handler or furnace applications. The integrated thermostatic expansion valve ensures proper refrigerant metering, improving system efficiency, capacity control, and overall comfort.

This coil is ideal for replacement or new installations where a high-efficiency, OEM-quality evaporator coil is required for R410A systems.

 

Key features and benefits:

• 3.5 ton capacity for residential and light commercial HVAC systems
• Uncased upflow configuration for flexible installation
• All-aluminum coil construction for enhanced durability and corrosion resistance
• Factory-installed TXV for precise refrigerant control
• Designed for R410A refrigerant systems
• OEM Lennox quality for proper fit and performance

 

Specifications:

Brand: Lennox
Part number: 15R45
Catalog number: LB-90287AN
Cooling capacity: 3.5 ton
Refrigerant type: R410A
Metering device: TXV included
Coil material: Aluminum
Configuration: Uncased
Airflow direction: Upflow
Application: Indoor evaporator coil for AC and heat pump systems