Code conductor, one-hole, standard barrel with window lug for use with stranded copper conductors. Color-coded barrels marked with Panduit and specified competitor die index numbers for proper crimp die selection. Inspection window to visually assure full conductor insertion. Tin-plated to inhibit corrosion. UL Listed and CSA Certified to 35 kV and temperature rated to 90 °C when crimped with Panduit and specified competitor crimping tools and dies. UL Listed and CSA Certified for wide wire range-taking capability when crimped with Panduit® Uni-Die ™ dieless crimping tools. Tested by Telcordia - meets NEBS Level 3. American Bureau of Shipping Approved.