Hubbell Industrial Controls 69WR7 Pressure Switch 321894-709 or "booming" starts when the

or "booming" starts when the internal step mechanism or diaphragm fails to regulate the initial fuel flow correctly

the pneumatic output range is jumper-selectable

ensuring terminal alignment and wiring consistency

contractors can avoid the risks of bypass leakage and improper seat alignment

Extensive Compatibility: Serves as a direct high-performance replacement for many commercial brands

Hubbell Industrial Controls 69WR7 Pressure Switch 321894-709 or "booming" starts when theThe Hubbell Industrial Controls 69WR7 Pressure Switch is a heavy duty solution designed for demanding HVACR and water system applications. Engineered for precision, this industrial pressure switch features a 35 PSI minimum closing and 150 PSI maximum opening force, ensuring reliable performance in high pressure environments. The 69WR series is built with a corrosion resistant non metallic cover and visible 2 pole double break contacts, providing clear