these two part numbers refer to the same physical component and are interchangeable

Direct OEM Compatibility: Specifically engineered to replace the 1779405P without modification

maintaining factory-spec static pressure

While primarily used in the SC Series

Automation Components Inc (ACI) DRN4 Control Els PW 17895 these two part numbers referThe Automation Components Inc (ACI) DRN4 Control is a high performance resistive output motor actuator interface designed to bridge the gap between diverse DDC system signals and standard 0 to 135 ohm motor actuators. This versatile module is an ideal solution for electric actuator control, serving as an electronic potentiometer or for resistive sensor simulation in complex HVACR environments. Featuring an 8 position DIP switch, the DRN4 allows for