The 209-602 is a marker card designed for the vertical labeling of terminal blocks. Each card contains 10 strips, with each strip holding 10 markers, pre-printed with the consecutive numbers 11 through 20. These markers are compatible with the WAGO Quick Marking System (WSB) and Multi Marking System (WMB) for terminal block widths from 5 mm to 17.5 mm, and specifically with the WMB system for widths of 4 mm to 4.2 mm. This system provides a clear and organized method for identifying components in control cabinets and electrical panels, with each package containing 5 cards.