The Phoenix Contact SK 3,5/2,8:FORTL.ZAHLEN 71-80 marker is a crucial component for maintaining organization and clarity in electrical panel and terminal block applications. These markers are specifically designed to adhere to terminal blocks with a width of 3.5mm, providing a secure and durable labeling solution. The white color and horizontal printing of consecutive numbers (71-80) allow for easy identification of circuits and connections. Manufactured in Germany, these markers meet DIN EN 61010-1 (VDE 0411-1) wipe resistance standards, ensuring longevity and readability. Ideal for industrial automation, control systems, and any application requiring precise terminal block identification.