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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

Ferrules & Crimpers Ferrules & Crimpers 2

    FII1806Y - UL Single Insulated : 18 AWG : 1 mm²

    FII1806Y
    Single 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....
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    Ferrules & Crimpers Ferrules & Crimpers 2

      FII1808Y - UL Single Insulated : 18 AWG : 1 mm²

      FII1808Y
      Single 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....
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      Ferrules & Crimpers Ferrules & Crimpers 2

        FII1810Y - UL Single Insulated : 18 AWG : 1 mm²

        FII1810Y
        Single 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....
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        Ferrules & Crimpers Ferrules & Crimpers 2

          FII1812Y - UL Single Insulated : 18 AWG : 1 mm²

          FII1812Y
          Single 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....
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          Ferrules & Crimpers Ferrules & Crimpers 2

            FII1408Y - UL Single Insulated : 14 AWG : 2.08 mm²

            FII1408Y
            Single 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....
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            Ferrules & Crimpers Ferrules & Crimpers 2

              FID1012 - UL Single Insulated : 10 AWG : 6 mm²

              FID1012
              Single 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....
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              Ferrules & Crimpers Ferrules & Crimpers 2

                FID1018 - UL Single Insulated : 10 AWG : 6 mm²

                FID1018
                Single 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....
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                Ferrules & Crimpers Ferrules & Crimpers 2

                  FID0416 - UL Single Insulated : 4 AWG : 25 mm²

                  FID0416
                  Single 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....
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                  Ferrules & Crimpers Ferrules & Crimpers 2

                    FID0418 - UL Single Insulated : 4 AWG : 25 mm²

                    FID0418
                    Single 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....
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                    Ferrules & Crimpers Ferrules & Crimpers 2

                      FID0422 - UL Single Insulated : 4 AWG : 25 mm²

                      FID0422
                      Single 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....
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                      Ferrules & Crimpers Ferrules & Crimpers 2

                        FII1806YM - UL Single Insulated : 18 AWG : 1 mm²

                        FII1806YM
                        Single 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....
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                        Ferrules & Crimpers Ferrules & Crimpers 2

                          FII1808YM - UL Single Insulated : 18 AWG : 1 mm²

                          FII1808YM
                          Single 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....
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                          Ferrules & Crimpers Ferrules & Crimpers 2

                            FII1810YM - UL Single Insulated : 18 AWG : 1 mm²

                            FII1810YM
                            Single 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....
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                            Ferrules & Crimpers Ferrules & Crimpers 2

                              FII1812YM - UL Single Insulated : 18 AWG : 1 mm²

                              FII1812YM
                              Single 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....
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                              Ferrules & Crimpers Ferrules & Crimpers 2

                                FII1408Y - UL Single Insulated : 14 AWG : 2.8 mm²

                                FII1408Y
                                Single 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....
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                                Ferrules & Crimpers Ferrules & Crimpers 2

                                  FID1012M - UL Single Insulated : 10 AWG : 6 mm²

                                  FID1012M
                                  Single 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....
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                                  Ferrules & Crimpers Ferrules & Crimpers 2

                                    FTI1808Y - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                                    FTI1808Y
                                    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

                                      FTI1812Y - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                                      FTI1812Y
                                      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

                                        FTD1012 - UL Twin Insulated : 2 x 10 AWG : 2 x 6 mm²

                                        FTD1012
                                        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

                                          2399.0 - Insulated Industry & DIN Standard : 18 AWG : 1 mm²

                                          2399.0
                                          Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                          Ferrules & Crimpers Ferrules & Crimpers 2

                                            2203.0 - Insulated Industry & DIN Standard : 18 AWG : 1 mm²

                                            2203.0
                                            Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                            Ferrules & Crimpers Ferrules & Crimpers 2

                                              2786.0 - Insulated Industry & DIN Standard : 2/0 AWG : 70 mm²

                                              2786.0
                                              Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                              Ferrules & Crimpers Ferrules & Crimpers 2

                                                FTI1814Y - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                                                FTI1812YM
                                                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

                                                  FTD1018 - UL Twin Insulated : 2 x 10 AWG : 2 x 6 mm²

                                                  FTD1018
                                                  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

                                                    FTI1808YM - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                                                    FTI1808YM
                                                    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...
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                                                    Ferrules & Crimpers Ferrules & Crimpers 2

                                                      FTI1812YM - UL Twin Insulated : 2 x 18 AWG : 2 x 1 mm²

                                                      FTI1812YM
                                                      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...
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                                                      Ferrules & Crimpers Ferrules & Crimpers 2

                                                        FTD1012M - UL Twin Insulated : 2 x 10 AWG : 2 x 6 mm²

                                                        FTD1012M
                                                        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...
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                                                        Ferrules & Crimpers Ferrules & Crimpers 2

                                                          FII1808YRE - UL Insulated : 18 AWG : 1 mm²

                                                          FII1808YRE
                                                          Insulated Wire Ferrules (on reel) for Handtools and Machines 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...
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                                                          Ferrules & Crimpers Ferrules & Crimpers 2

                                                            FII1808YB - UL Insulated : 18 AWG : 1 mm²

                                                            FII1808YB
                                                            Insulated Wire Ferrules (belt-strips) for Handtools and Machines 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...
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                                                            Ferrules & Crimpers Ferrules & Crimpers 2

                                                              2787.0 - Insulated Industry & DIN Standard : 3/0 AWG : 95 mm²

                                                              2787.0
                                                              Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                              Ferrules & Crimpers Ferrules & Crimpers 2

                                                                2788.0 - Insulated Industry & DIN Standard : 4/0 AWG : 120 mm²

                                                                2788.0
                                                                Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                Ferrules & Crimpers Ferrules & Crimpers 2

                                                                  2789.0 - Insulated Industry & DIN Standard : 520MCM AWG : 150 mm²

                                                                  2789.0
                                                                  Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                  Ferrules & Crimpers Ferrules & Crimpers 2

                                                                    2851.0 - Insulated Industry & DIN Standard : 10 AWG : 6 mm²

                                                                    2851.0
                                                                    Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                    Ferrules & Crimpers Ferrules & Crimpers 2

                                                                      2852.0 - Insulated Industry & DIN Standard : 10 AWG : 6 mm²

                                                                      2852.0
                                                                      Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                      Ferrules & Crimpers Ferrules & Crimpers 2

                                                                        2857.0 - Insulated Industry & DIN Standard : 4 AWG : 25 mm²

                                                                        2857.0
                                                                        Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                        Ferrules & Crimpers Ferrules & Crimpers 2

                                                                          2858.0 - Insulated Industry & DIN Standard : 4 AWG : 25 mm²

                                                                          2858.0
                                                                          Original Industry Standard Ferrules Ferrules ensure reliable electrical connections when terminations standard wire in terminal block, circuit breakers, or other control devices. Insulated ferrules prevent conductor breakage due to bending, wire stress, or vibration while facilitating wire insertion into the terminal clamp. Altech's insulated ferrules...
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                                                                          Ferrules & Crimpers Ferrules & Crimpers 2

                                                                            2800.0 - Original Dual Wire Insulated Ferrules

                                                                            2800.0
                                                                            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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