Phoenix Contact 0826857 Terminal blocks can be marked with a custom label that fits their specifications. These labels come on sheets, available in white and can be personalized to meet the customer's needs. They are designed to fit into terminal block mounting types such as plug-in style and accommodate widths of 5.2 mm. Each sheet contains individual labels, numbered at 96, with a text field height of 4.6 mm and width of 3.97 mm.