Easily identify and organize your terminal connections with our Marker #'S 21-30. Designed for quick and convenient labeling, these white markers feature bold black numbers for clear visibility. Measuring 5mm in width, they are ideal for use with barrier strip jumpers, covers, and terminal blocks. With a snap-on mating type, installation is a breeze. Rest assured, these markers are not only RoHS compliant but also halogen-free, meeting stringent environmental standards. The UL 94V-2 flammability rating ensures safety in operation. Perfect for vertical marking, streamline your workflow with these high-quality markers from our 209 series.