Introducing the WSB QUICK MARKING SYSTEM ( 209-680), a must-have accessory for efficient organization and labeling in your terminal block setup. This white snap-on marker, part of the 209 series, features a non-stretchable design with a 5mm width, allowing for clear and precise vertical marking with black symbols. Rest assured, it is halogen-free and UL 94V-2 flammability rated, ensuring safety and compliance. With RoHS certification, this marker is environmentally friendly. Perfect for use with barrier strips and terminal blocks, it streamlines identification and maintenance tasks. Upgrade your labeling game with the WSB QUICK MARKING SYSTEM.