The MINIATURE WSB QUICK MARKING SY in White ( 248-559) is a convenient and efficient solution for marking terminal blocks and connectors. Featuring a Snap-On mating type, this marker ensures easy installation. With a marking color of Red and a marker width of 5mm, it provides clear and visible identification. The horizontal marking direction and number marking type make it suitable for a variety of applications. Halogen-free construction ensures environmental friendliness. Perfect for use in barrier strip jumpers, covers, and terminal blocks, this marker (part of the 248 series) is an essential accessory for organizing and labeling electrical connections.