) fail-safe position ensures fluid flow during pneumatic signal loss

As a normally closed pressure switch

The Belimo TFB120-SR is a professional-grade spring return damper actuator designed for modulating control in robust HVAC systems

It is vital to match these exact specs to ensure the inducer motor is venting flue gases correctly

5" shaft with double flats

Lau 60560101 Fan Blade 319848-301 ) fail-safe position ensures fluidThe Lau 60560101 Fan Blade is a professional grade HVAC replacement part designed for high demand condenser motor applications. Featuring a 16 inch diameter and a precise 27 degree pitch, this 5 blade configuration is optimized for maximum static pressure and efficient airflow in residential and light commercial condensing units. This CW rotation fan blade is engineered with high strength aluminum blades and a corrosion resistant steel spider,