Code conductor, one-hole, long barrel for use with stranded copper conductors. Long barrel maximizes number of crimps and provides premium wire pull-out strength and electrical performance. Color-coded barrels marked with Panduit and specified competitor die index numbers for proper crimp die selection. Enclosed barrel prevents corrosive material from entering barrel when used in harsh environments. 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.