The Phoenix Contact 1018737 is a high-performance blue LED optical signal element designed for modular signal towers. Operating at 16-26V DC, this component features a B15d base, a 50mm diameter, and a 61.5mm height, ensuring compatibility with various industrial applications. With an impressive service life of 100,000 hours, it offers reliable and efficient signaling for factory automation and process control environments. Its robust design and high-intensity illumination make it an ideal choice for enhancing visibility and safety in industrial settings.