Introducing the WSB QUICK MARKING SYSTEM, 209-656. Designed for efficient and organized labeling, this white marker strip is an essential accessory for any terminal block setup. With a snap-on mating type, installation is a breeze. The red marking color stands out for easy identification, while the 5mm width ensures clear visibility. Certified halogen-free and with a flammability rating of UL 94V-2, this marker strip prioritizes safety. Its vertical marking direction and numerical labeling make it ideal for barrier strip jumpers, covers, and various other connector applications. Upgrade your terminal block system with the WSB QUICK MARKING SYSTEM.