WERMA 645 800-75 Multicolor Signal Tower Light

WERMA 645 800-75 Multicolor Signal Tower Light is a KombiSIGN 71 (KS71) audible/visual signal tower assembly that combines red, amber, and green signaling elements with the 640 820 00 screwable terminal element. Operating at 24 VAC/DC, it uses a buzzer audible element with continuous or pulse-tone signaling and a sound output under 85 dB. With a 70 mm diameter and IP65 protection, it mounts on a base or wall using a screw-terminal connection for reliable industrial signaling. This configuration is designed for industrial machine status indication and alert signaling in automation and control systems, and it is commonly installed on signal towers, production equipment, industrial control panels, and machinery status indication systems to provide clear visual alerts and audible cues for operators and maintenance personnel. The accessory part number is 640 820 00, and the product is part of the KombiSIGN 71 series. Common replacements include Patlite Audible Signal Tower, Allen-Bradley Stack Light with Buzzer, and Schneider Electric Harmony Signal Tower.