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19" PF (Pressure Fall) set point
meaning the switch will close once the pressure rises above the cut-in point determined by your differential setting
Ensures accurate flame sensing and immediate gas valve shutdown for enhanced system safety
the MARS 19550 is calibrated for precise motor starting performance
Reznor 208974 Motor 30067439-890 19" PF (Pressure Fall) setThe Reznor 208974 is a heavy duty, industrial grade 1 HP blower motor specifically engineered for high demand Reznor HVAC systems. This 1140 RPM motor features a secondary 48Y frame design, allowing for precise fitment in compatible units. Operating on a versatile three phase electrical system, it supports multi tap voltage configurations including 200 230V and 460V, providing the necessary torque and stability for commercial air handling and heating