Allen-Bradley 855E-24TL3 is a 24V AC/DC socket-mount LED lamp module for the 855E Control Tower Stack Light system, delivering a steady green indication. It’s designed to work with 855E base modules and preassembled stack assemblies to provide a clear status signal on industrial equipment. The TL3 designation identifies a socket-mount LED lamp module in the 24V green steady-light category, part of Rockwell Automation’s 855E LED lighting options.
