Lennox 46K93 Heat Exchanger 320720-756 This replacement cartridge is a

This replacement cartridge is a critical service part for Type Q conventional port and Type BQ balanced port valve bodies

including 3-stage electric heat

the unit meets UL 1995 plenum requirements

the 10728338 is the correct technical match

Rugged SPST Switching: High-quality Single Pole Single Throw contact action ensures reliable circuit interruption

Lennox 46K93 Heat Exchanger 320720-756 This replacement cartridge is aThe 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