The Lennox 12W75 (659242-03) evaporator coil is an OEM indoor coil designed for reliable heat absorption and efficient cooling performance within compatible Lennox HVAC systems. Built with high-quality copper tubing and aluminum fins, this coil ensures effective heat transfer, stable refrigerant flow, and long-lasting operation. It is engineered to maintain system efficiency, improve dehumidification, and deliver consistent comfort in residential or light-commercial applications. Ideal for restoring performance in systems requiring an exact-match replacement evaporator coil.

 

Specification:

 

• Part Number: 12W75
• Manufacturer Number: 659242-03
• Component Type: OEM evaporator coil
• Application: Indoor cooling and dehumidification
• Material: Copper tube, aluminum fin construction
• Refrigerant Type: Matches system specification (R-410A or as required by unit)
• Function: Absorbs heat from indoor air as part of the refrigeration cycle
• Installation: For use in compatible Lennox air handlers and furnace-coil combinations