Armstrong Furnace 20274507 Pressure Switch 320735-701 3-inch diameter and standard 4-wire

3-inch diameter and standard 4-wire plastic plug-and-play connector facilitate rapid installation on Intertherm

and 5008631 series

ensuring a clean and consistent gas-air mixture ignition while minimizing delayed ignition events or "no heat" service calls

With universal mounting configurations and a 90-degree barbed elbow

meeting stringent safety standards for 15

Armstrong Furnace 20274507 Pressure Switch 320735-701 3-inch diameter and standard 4-wireThe Armstrong Furnace 20274507 Pressure Switch is a high performance, OEM replacement part specifically engineered for HVAC systems operating in elevated environments. This high altitude pressure switch is a critical safety component designed to monitor and regulate internal air pressure, ensuring that your furnace operates within its designated airflow parameters to prevent hazardous exhaust buildup. By accurately sensing atmospheric changes, it