The Werma 691.400.68 is a high-performance blue LED signal light module designed for use within the KombiSIGN 71 and 72 modular tower systems. Powered by 24 VDC, it emits a vivid, energy-efficient blue light ideal for signaling machine states, warnings, or operational statuses in various industrial settings. Featuring a compact 70 mm diameter housing, the unit is engineered to withstand tough environments with IP65-rated protection against dust ingress and water jets. The LED technology ensures a long service life with minimal power draw, supporting continuous operation in manufacturing, logistics, or process automation. Installation and maintenance are simplified by the modular bayonet locking system, enabling quick, tool-free assembly or replacement of tower elements. Key Features: • Vivid blue LED for distinct visual signaling • 24 VDC operation with low energy consumption • Compact, durable 70 mm diameter design • IP65 protection – dustproof and water-resistant • Tool-free bayonet lock mounting for easy installation • Suitable for indoor and challenging industrial environments • Long-lasting LED technology for minimal maintenance