The Phoenix Contact 0800019:0001 is a high-quality Zack marker strip, ideal for clear and organized labeling in industrial automation settings. This versatile marker strip, part of the ZB 5 series, is designed for uneven numbers ranging from 1 to 19, providing a reliable solution for wire and terminal block identification. Made from durable materials, it is available in white and can be easily customized to suit specific labeling needs. Perfect for use in control panels and electrical installations, this Phoenix Contact product ensures efficient and error-free maintenance.