Lennox 28W59 Control Box 321894-709 this module is designed for

this module is designed for NEMA 48Y frame motors and features programmed speed taps to maintain consistent CFM delivery

this unit integrates a built-in thermal well and an ECO (Energy Cut-Off) high-limit switch for precise temperature regulation and system protection

This 225/200 PSI switch is specifically designed to stabilize head pressure by regulating the compressor's operation against fluctuations

I know that maintaining precise airflow is non-negotiable for system longevity

High Media Compatibility: Safe for use with hot water

Lennox 28W59 Control Box 321894-709 this module is designed forThe Lennox 28W59 Control Box (LB 108340) is an essential OEM replacement part engineered to house and protect the delicate electrical architecture of select Lennox furnaces and air handlers. For technicians dealing with corroded enclosures or a compromised HVAC control module, this factory spec metal housing provides the necessary environmental shielding and precise mounting points for internal circuit boards. Maintaining the integrity of the Lennox