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Ferrules & Crimpers

Altech ferrules and crimpers ensure secure, professional wire terminations with reliable conductivity for industrial, electrical, and automation applications.

For over 30 years, Altech has offered one of the industry’s most complete lines of wire ferrules and crimping tools. Available in UL, CSA, CE, and DIN standard versions, these ferrules ensure secure, reliable terminations for stranded wire—eliminating loose strands, shorts, and weak connections. Made from tin-plated copper with polypropylene insulation, Altech’s range includes single and twin insulated ferrules, non-UL types, and assortment boxes covering sizes from 24 AWG to 350 MCM. A full selection of UL Recognized hand and semi-automatic crimpers supports professional, compliant wiring for UL508A control panels and industrial applications.

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UL Single Insulated Wire Ferrules (Large Standard Pack)

UL Single Insulated Wire Ferrules (Small Sstand Pack)

UL Twin Insulated Wire Ferrules

UL Insulated Wire Ferrules on Reel/Belt

Insulated Industry & DIN Standard

Also Original Dual Wire Ferrules

Uninsulated and Dual Wire Insulated Ferrules

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Crimper Selections & Guide

Part Selection Guide
Barrel Length (L₂ mm)
8(4)
8.2(2)
10(2)
10(1)
12(5)
18(2)
18(1)
AWG
2(5)
2 x 8(4)
2 x 12(4)
2 x 16(5)
2 x 18(17)
2 x 20(8)
8(5)
12(8)
16(17)
18(33)
20(13)
26(1)
Color
Gray(2)
Grey(7)
Red(8)
White(7)
Yellow(6)
Ferrule Type
Insulated(17)
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Ferrules & Crimpers Ferrules & Crimpers 2

    FTI1808W - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

    FTI1808W
    Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
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    Ferrules & Crimpers Ferrules & Crimpers 2

      FTI1810 - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

      FTI1810
      Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
      View
      Ferrules & Crimpers Ferrules & Crimpers 2

        FTI1812W - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

        FTI1812W
        Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
        View
        Ferrules & Crimpers Ferrules & Crimpers 2

          FTD1808R - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

          FTD1808R
          Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
          View
          Ferrules & Crimpers Ferrules & Crimpers 2

            FTI1812R - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

            FTI1812R
            Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
            View
            Ferrules & Crimpers Ferrules & Crimpers 2

              FTI1818W - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

              FTI1812WM
              Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
              View
              Ferrules & Crimpers Ferrules & Crimpers 2

                FTI1814R - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                FTD1814R
                Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                View
                Ferrules & Crimpers Ferrules & Crimpers 2

                  FTI1818R - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                  FTD1814R
                  Twin Insulated Wire Ferrules (Large Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                  View
                  Ferrules & Crimpers Ferrules & Crimpers 2

                    FTI1808WM - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

                    FTI1808WM
                    Twin Insulated Wire Ferrules (Small Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                    View
                    Ferrules & Crimpers Ferrules & Crimpers 2

                      FTI1810M - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

                      FTI1810M
                      Twin Insulated Wire Ferrules (Small Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                      View
                      Ferrules & Crimpers Ferrules & Crimpers 2

                        FTI1812WM - UL Twin Insulated : 2 x 18 AWG : 2 x 0.75 mm²

                        FTI1812WM
                        Twin Insulated Wire Ferrules (Small Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                        View
                        Ferrules & Crimpers Ferrules & Crimpers 2

                          FTD1808RM - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                          FTD1808RM
                          Twin Insulated Wire Ferrules (Small Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                          View
                          Ferrules & Crimpers Ferrules & Crimpers 2

                            FTD1812YM - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                            FTD1812YM
                            Twin Insulated Wire Ferrules (Small Standard Pack) Altech offers a wide variety of single and twin insulated ferrules for all your stranded wire applications. No more loose strands, no more loosening terminations, and no more shorts caused by stray strands. Ferrules are made of tin-plated copper and insulating collar is made of polypropylene plastic. A...
                            View
                            Ferrules & Crimpers Ferrules & Crimpers 2

                              2775.0 - Original Dual Wire Insulated Ferrules

                              2775.0
                              Dual Wire Insulated Dual Wire Ferrules have larger diameters and special shaped sleeves that accept two conductors of the same or different size.They provide an efficient connection of multiple wires in the same terminal clamp or simplify wire jumpering between terminal clamps.They are color coded with the same convention as the insulated DIN standard...
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                              Ferrules & Crimpers Ferrules & Crimpers 2

                                2795.0 - Original Dual Wire Insulated Ferrules

                                2795.0
                                Dual Wire Insulated Dual Wire Ferrules have larger diameters and special shaped sleeves that accept two conductors of the same or different size.They provide an efficient connection of multiple wires in the same terminal clamp or simplify wire jumpering between terminal clamps.They are color coded with the same convention as the insulated DIN standard...
                                View
                                Ferrules & Crimpers Ferrules & Crimpers 2

                                  2776.0 - Original Dual Wire Insulated Ferrules

                                  2776.0
                                  Dual Wire Insulated Dual Wire Ferrules have larger diameters and special shaped sleeves that accept two conductors of the same or different size.They provide an efficient connection of multiple wires in the same terminal clamp or simplify wire jumpering between terminal clamps.They are color coded with the same convention as the insulated DIN standard...
                                  View
                                  Ferrules & Crimpers Ferrules & Crimpers 2

                                    2796.0 - Original Dual Wire Insulated Ferrules

                                    2796.0
                                    Dual Wire Insulated Dual Wire Ferrules have larger diameters and special shaped sleeves that accept two conductors of the same or different size.They provide an efficient connection of multiple wires in the same terminal clamp or simplify wire jumpering between terminal clamps.They are color coded with the same convention as the insulated DIN standard...
                                    View
                                    Wire & Cable Management
                                    Part Selection Guide
                                    Barrel Length (L₂ mm)
                                    8(4)
                                    8.2(2)
                                    10(2)
                                    10(1)
                                    12(5)
                                    18(2)
                                    18(1)
                                    AWG
                                    2(5)
                                    2 x 8(4)
                                    2 x 12(4)
                                    2 x 16(5)
                                    2 x 18(17)
                                    2 x 20(8)
                                    8(5)
                                    12(8)
                                    16(17)
                                    18(33)
                                    20(13)
                                    26(1)
                                    Color
                                    Gray(2)
                                    Grey(7)
                                    Red(8)
                                    White(7)
                                    Yellow(6)
                                    Ferrule Type
                                    Insulated(17)
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