Its bidirectional operation and 24VAC/DC power supply compatibility make it a versatile HVAC replacement part for managing airflow and pressure in air handling units

the HTR15199 is the official superseding part for the HTR6621

Superior EPDM seal material designed specifically for high-temperature fluid compatibility

the air restrictor plate must be installed when converting to LP to ensure safe operation and prevent burner damage

but checking the technical parts manual for the specific BTU size is recommended

Schneider Electric (Barber Colman) MC-431-126 Motor Els PW 29614 Its bidirectional operation and 24VAC/DCThe Schneider Electric (Barber Colman) MC 431 126 is a heavy duty 120V electric rotary actuator engineered for continuous duty in demanding HVAC and industrial control environments. This unidirectional motor delivers a robust 220 lb in torque, making it a reliable solution for the two position operation of dampers and valves where a fail safe return to normal position is not required. Designed with a rugged die cast aluminum housing and an oil