3M Heat Shrink Cable Sleeve ITCSN is a heavy wall sleeve that provides abrasion, corrosion and chemical resistance. This sleeve has a 3:1 shrink ratio to offer electrical insulation for 1 kV rated applications. It features a cross linked polyolefin construction that provides moisture seal protection.3M Heat Shrink Cable Sleeve ITCSN is a split resistant sleeve with a factory applied adhesive/sealant that offers reliable performance for electrical splices, connections and terminations. It is perfect for insulating secondary splices, direct buried, submersible or dig in repairs, as well as physical protection of high voltage, air insulated connectors or lugs. It withstands temperatures of 67 to 230 degrees F ( 55 to 110 degrees C). UL Listed, CSA Certified and RoHS 2011/65/EU Compliant.