WERMA 840 Signal Stack Light Tower Red Green Amber

The WERMA Type 840 KombiSIGN 70 Signal Stack Light Tower delivers three-color visual signaling (red, green, amber) at up to 240 V AC/DC for clear, immediate status indication on industrial equipment. As a modular stack light assembly with a 70 mm diameter black housing, it mounts to production lines, control panels, and automated workstations to visualize equipment status and warn personnel. The unit supports lamp/filament bulb compatibility (model dependent), operates on AC or DC, and carries IP54 protection for industrial environments. Ideal for automation and control systems in manufacturing, packaging, and process equipment where reliable signaling of machine status and alerts is essential.