Lennox 33W19 Pressure Switch R-22 The NEMA-rated enclosure provides mechanical

The NEMA-rated enclosure provides mechanical protection for internal components

making them the standard choice for low-level cutoff and pump-dry protection

normally closed solenoid valve designed for demanding refrigeration and air conditioning applications

0 microamp minimum flame rectification signal to prevent nuisance shutdowns and ensure safe operation

This part number refers to the electrode for housing

Lennox 33W19 Pressure Switch R-22 The NEMA-rated enclosure provides mechanicalThe Lennox 33W19 Pressure Switch is a high precision, 2 stage dual pressure switch engineered for critical safety monitoring in gas furnaces and air handling units. This OEM component (part number 101599 03) features two independent, factory calibrated set points to ensure the inducer motor is moving the correct volume of air for safe combustion. The high stage set point is 1. 37" W. C. while the low stage set point is 0. 30" W. C., providing accurate