NBK Parts 20998K Fan Assembly 318518-761 including 0-10Vdc and 4-20mA

including 0-10Vdc and 4-20mA

If the existing condensate drain hose or fittings are brittle or clogged

The diaphragm offset pilot design facilitates consistent actuation in cooling tower loops and automated water treatment systems where thermal stability up to 180°F is required

providing precise monitoring of the exhaust vent airflow

reducing the risk of fatigue-related failures in Daikin-McQuay 336166932 installations

NBK Parts 20998K Fan Assembly 318518-761 including 0-10Vdc and 4-20mAThe NBK Parts 20998K Fan Assembly is a 120V 60Hz direct drive air movement component used in HVACR systems requiring consistent airflow and reliable motor performance. Built for standard single phase power, this assembly is typically installed in condensers, air handlers, and exhaust units where maintaining proper ventilation and heat dissipation is critical. The integrated design supports stable rotation under continuous duty conditions, helping