Lennox 13R26 Pressure Switch 320788-704 this board is the exact

this board is the exact functional equivalent and will drop into your existing control circuit

Most failures result from carbon fouling or cracked ceramic insulation

protecting against excessive pressure caused by control failure

OEM Compatibility: Direct replacement for part numbers HT01AW039 and F87093401

Lennox 13R26 Pressure Switch 320788-704 this board is the exactThe Lennox 13R26 Pressure Switch (model 614285 03) is a precision engineered high pressure switch designed to protect the compressor and refrigerant circuit from extreme pressure spikes. This genuine Lennox OEM replacement part is built for heavy duty performance in residential and commercial condensing units, ensuring the system remains within safe operating parameters. By monitoring the high side refrigerant line, this switch prevents terminal