Universally suitable for connecting polymeric cables or conductors insulated with PVC, PE, XLPE and EPR (e.g. N(A)YY, NYM,TT). Suitable for compression or screw connectors on copper and aluminum conductors. Application/Suitability: indoor, outdoor, underground, water, installation ducts, voltage level , Uo/U (Um）0.6/1 (1.2) kv.