The Phoenix Contact PMH 0:ZAHLEN 0 conductor marking collar provides a reliable solution for identifying conductors in electrical panels and systems. This collar is horizontally labeled with numbers, allowing for easy and clear identification of individual wires. Designed for conductor diameters between 1.4 and 2.5 mm, it's a versatile option for various applications. The yellow color enhances visibility and ensures quick recognition. It's commonly used in industrial automation, control systems, and electrical distribution to maintain organization and prevent miswiring.