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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)
6(2)
8(5)
10(4)
12(3)
18(3)
AWG
2(5)
2 x 8(4)
2 x 16(5)
2 x 18(22)
2 x 20(8)
8(5)
10(1)
12(3)
16(17)
18(34)
20(13)
26(2)
Color
Black(12)
Red(17)
Ferrule Type
Insulated(17)
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Ferrules & Crimpers Ferrules & Crimpers 2

    FII1606 - UL Single Insulated : 16 AWG : 1.5 mm²

    FII1606
    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

      FII1608 - UL ingle Insulated : 16 AWG : 1.5 mm²

      FII1608
      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

        FII1610 - UL Single Insulated : 16 AWG : 1.5 mm²

        FII1610
        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

          FII1612 - UL Single Insulated : 16 AWG : 1.5 mm²

          FII1612
          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

            FII1612 - UL Single Insulated : 16 AWG : 1.5 mm²

            FII1618
            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

              FII1606M - UL Single Insulated : 18 AWG : 1 mm²

              FII1606M
              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

                FII1608M - UL Single Insulated : 16 AWG : 1.5 mm²

                FII1608M
                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

                  FII1610M - UL Single Insulated : 16 AWG : 1.5 mm²

                  FII1610M
                  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

                    FII1612M - UL Single Insulated : 16 AWG : 1.5 mm²

                    FII1612M
                    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

                      2204.0 - Insulated Industry & DIN Standard : 16 AWG : 1.5 mm²

                      2204.0
                      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

                        2400.0 - Insulated Industry & DIN Standard : 16 AWG : 1.5 mm²

                        2400.0
                        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

                          2205.0 - Insulated Industry & DIN Standard : 16 AWG : 1.5 mm²

                          2205.0
                          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

                            FII1608RE - UL Insulated : 16 AWG : 1.5 mm²

                            FII1608RE
                            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

                              FII1608B - UL Insulated : 16 AWG : 1.5 mm²

                              FII1608B
                              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

                                2842.0 - Insulated Industry & DIN Standard : 16 AWG : 1.5 mm²

                                2842.0
                                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...
                                View
                                Ferrules & Crimpers Ferrules & Crimpers 2

                                  2843.0 - Insulated Industry & DIN Standard : 18 AWG : 1.7 mm²

                                  2843.0
                                  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

                                    2844.0 - Insulated Industry & DIN Standard : 16 AWG : 1.7 mm²

                                    2844.0
                                    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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                                    Wire & Cable Management
                                    Part Selection Guide
                                    Barrel Length (L₂ mm)
                                    6(2)
                                    8(5)
                                    10(4)
                                    12(3)
                                    18(3)
                                    AWG
                                    2(5)
                                    2 x 8(4)
                                    2 x 16(5)
                                    2 x 18(22)
                                    2 x 20(8)
                                    8(5)
                                    10(1)
                                    12(3)
                                    16(17)
                                    18(34)
                                    20(13)
                                    26(2)
                                    Color
                                    Black(12)
                                    Red(17)
                                    Ferrule Type
                                    Insulated(17)
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