A method of manufacturing a terminal block for a telecommunication cable is disclosed, which includes: positioning at least one electrical connector in a mold, the at least one electrical connector comprising a first end adapted to receive a first electrical wire and a second end adapted to receive a second electrical wire; connecting at least one insulated electrical wire to the first end of each of the at least one electrical connectors; and injecting a dielectric material by a force of greater than 1 g into the mold containing the at least one electrical connector and the at least one electrical wire, wherein the dielectric material surrounds at least the first end of the electrical connector and the at least one electrical wire.