Siemens 8WD4320-0FA Signal Column 8WD4320-0FA

Siemens 8WD4320-0FA Signal Column is a 70 mm-diameter SIRIUS signaling column designed for modular, multi-element visual signaling in automation systems. It is part of the 8WD4 signaling-column family, intended to mount indicator elements in control panels and machine dashboards with compatible 8WD4 accessories. A buzzer or acoustic element can be mounted per signaling column to provide audible signaling when paired with accessories such as the 8WD4420-0FA. For installation and labeling, Siemens offers compatible components including the labeling panel 8WD4408-0FA, which supports mounting on signaling-column hardware for 50 mm and 70 mm diameter configurations.