The Phoenix Contact ZB 6,QR:FORTL.ZAHLEN 81-90 marker strip is a crucial component for maintaining organized and easily identifiable terminal blocks in industrial and commercial settings. This 10-section strip is vertically labeled with consecutive numbers, providing a clear and consistent marking system. Its white color offers excellent visibility, while the 6mm width ensures compatibility with standard terminal block sizes. Ideal for electrical panels, control cabinets, and automation systems, this marker strip simplifies troubleshooting and maintenance by allowing for quick identification of circuits and connections. Manufactured in Germany, it guarantees high quality and reliability for long-lasting performance.