Patterson-Kelley 26-0000-0059 Pressure Switch 321894-706 operating with direct acting logic

operating with direct acting logic at 15 psig and reverse acting logic at 20 psig

though upright mounting is often recommended to minimize the risk of sediment buildup in the core tube

As a 120V 50W bolt-on heater

Its precise geometry ensures a flush fit on compatible packaged units and split systems

This burner is the standard for contractors prioritizing equipment longevity and system safety in Raypak Hi-Delta heaters

Patterson-Kelley 26-0000-0059 Pressure Switch 321894-706 operating with direct acting logicThe Patterson Kelley 26 0000 0059 is a high sensitivity boiler air pressure switch engineered for precise combustion air proving in industrial HVACR systems. As a critical safety interlock, this OEM replacement part monitors the pressure differential created by the blower to ensure hazardous flue gases are properly exhausted before the ignition sequence begins. Designed for heavy duty performance, the 26 0000 0059 pressure switch features an