Lennox 59W74 Pressure Switch 320788-704 reducing labor time and potential

reducing labor time and potential wiring errors during multi-zone retrofits

or mixed air temperature sensing in various AHU and RTU configurations

eliminating common pressure switch lockout codes and noisy bearing vibrations that signal imminent system failure

Operating at 230V and a 1075 RPM fixed speed

This is a TEAO motor designed to be cooled by the air it moves

Lennox 59W74 Pressure Switch 320788-704 reducing labor time and potentialThe Lennox 59W74 Pressure Switch is a critical safety component engineered for precision monitoring of inducer motor performance and flue draft integrity. This OEM Lennox furnace pressure switch transitions at a fixed set point of . 80"wc, ensuring the combustion process only initiates when proper negative pressure is established. Featuring a Single Pole Single Throw (SPST) configuration and dual 1 4" barb connections, this switch provides a reliable