Connection sleeve suitable for connecting 3-conductor plastic cables without an outer conductive layer with three 1-conductor plastic cables. Enables the connection of cables of different cross-sections and conductor materials even with different cable constructions. With screw connectors. Areas of application: Indoor, outdoor, soil, water, installation ducts, empty pipes. Properties: Compact dimensions, large cross-section range, immediately ready for use, high mechanical strength, quick, easy and safe installation, multi-area application thanks to integrated screw connector. Scope of delivery: Thick-walled heat-shrink outer tube with thermoplastic adhesive, inner jacket sleeve, copper fabric tape, screw connector, small assembly material, assembly instructions