3M™ 91-AH 22-N is a heatshrink low voltage inline joint kit for crimp connectors, designed to be used on 4-core and 5-core non shielded, non armoured, low voltage polymeric insulated energy cables up to 0.6/1 kV according to HD603 and IEC 60502-1. Cable cross section range is 5x1,5-5x6 mm². RoHS compliant, halogen free. Good electrical insulation, moisture, mechanical, chemical and UV resistance.