Patterson-Kelley 26-0000-0059 Pressure Switch 321894-706 Its precise geometry ensures a

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

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

Can this board be used in high-altitude applications

it is recommended to mount the valve with the coil in a vertical-up position

Patterson-Kelley 26-0000-0059 Pressure Switch 321894-706 Its precise geometry ensures aThe 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