Lennox 80K25 Pressure Switch Refrigerant As a genuine Johnson Controls

As a genuine Johnson Controls OEM component

VST1100REC is identical to P474-1100REC

it maintains the same footprint while offering improved response times through a balanced poppet design and rolling diaphragm technology

the ASCO 8210G73 requires a minimum pressure differential (typically 5 PSI for air/water) to lift the diaphragm and ensure the valve opens fully

What is the difference between the 750 and the 750TO

Lennox 80K25 Pressure Switch Refrigerant As a genuine Johnson ControlsThe Lennox 80K25 Pressure Switch is a critical safety component designed for precise combustion air pressure monitoring in Lennox, Armstrong, and Ducane furnace systems. This genuine OEM replacement part, also identified as 80K2501 or Honeywell IS20407 5896, features a fixed set point of . 24" WC (Water Column). Engineered with a Single Pole Single Throw (SPST) contact configuration, it ensures the inducer motor is moving sufficient air before