The ILSCO CTL-600 is a SureCrimp copper compression sleeve designed for reliable electrical connections. It features a long barrel and tin plating for enhanced durability and conductivity. This sleeve is UL and CSA listed, ensuring it meets stringent safety and performance standards.The ILSCO CTL-600 is a copper compression sleeve with a long barrel and tin plating. It is designed for conductor size 600 and is UL and CSA certified. The product is supplied in individual units, with 6 master units per case.