The MINIATURE WSB QUICK MARKING SY in White, part of the 248 series, is a essential accessory for efficient organization in any electrical setup. Designed for quick and easy identification, this marker features a black marking that stands out clearly. With a marker width of 5mm and horizontal marking direction, it ensures neat and precise labeling of terminal blocks and connectors. The snap-on mating type allows for effortless installation, while the halogen-free construction guarantees safety. Perfect for barrier strip jumpers and terminal block applications, this marker is a must-have for streamlined connectivity in any project.