Heil Quaker ICP 1174412 Pressure Switch 326070-701 this unit utilizes Setra’s proven

this unit utilizes Setra’s proven capacitive sensing technology to ensure stability and linear accuracy in critical systems

Common Questions Which thermostat models are compatible with the AT-520-40

Proper installation of the VAL7347 expansion valve stabilizes suction pressure

this product is the motor module only (the "end cap" controller)

Heil Quaker ICP 1174412 Pressure Switch 326070-701 this unit utilizes Setra’s provenThe Heil Quaker ICP 1174412 Pressure Switch is an essential safety component designed for precise airflow monitoring in gas fired furnaces and HVAC systems. As a genuine OEM replacement part, it ensures the inducer motor establishes a proper draft before ignition, preventing hazardous exhaust buildup. This specific low pressure switch is factory calibrated to a normally open state, configured to close when it senses a negative pressure of 0. 45" WC