Nordyne 632554R Pressure Switch 322838-754 Smith 100208404 Pressure Switch is

Smith 100208404 Pressure Switch is a critical safety component designed for high-efficiency water heaters and boilers

Universal Compatibility: The multi-voltage 24V capability and direct-coupled universal clamp fit shafts from 1/2” to 1

balanced profile that minimizes bearing load and motor stress

recurring furnace lockout usually indicates the flame sensor probe requires replacement to ensure signal integrity

ensuring a perfect physical fit and matched magnetic properties

Nordyne 632554R Pressure Switch 322838-754 Smith 100208404 Pressure Switch isThe Nordyne 632554R Pressure Switch is an essential safety component engineered for high efficiency dual stage furnaces and HVAC systems. This OEM replacement part features a 1. 60" WC high fire set point and a 0. 80" WC low fire set point, ensuring precise monitoring of combustion air and inducer motor performance. As a SPDT dual pressure switch, it utilizes a 1 4" NPT connection to maintain a vacuum sealed safety loop during both heating cycles.