Lennox 46K93 Heat Exchanger 320074-702 24 lb unit is designed

24 lb unit is designed to withstand the corrosive environment of flue condensates

making it suitable for standard contactor coils and control boards

this HVAC draft inducer switch monitors differential pressure to prevent unsafe combustion conditions caused by blocked flues or failing motors

Constructed with durable internal components

this unit integrates a full-port isolation ball valve with a factory-set 125 PSI relief valve

Lennox 46K93 Heat Exchanger 320074-702 24 lb unit is designedThe Lennox 46K93 Heat Exchanger is a critical genuine OEM replacement part specifically engineered for high performance Lennox HVAC systems. As a veteran technician knows, maintaining the integrity of the combustion cycle depends on a robust furnace heat exchanger. This aluminized steel component is built to withstand high cycle fatigue and thermal stress, ensuring maximum thermal expansion management and efficient heat transfer. Utilizing this Lennox