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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

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Part Selection Guide
Barrel Length (L₂ mm)
6(2)
8(5)
10(4)
12(5)
12(1)
18(4)
AWG
2(5)
2 x 8(4)
2 x 16(5)
2 x 18(8)
8(5)
16(17)
18(16)
Color
Black(12)
Ivory(3)
Red(21)
Ferrule Type
Insulated(18)
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Part Selection Guide
Barrel Length (L₂ mm)
6(2)
8(5)
10(4)
12(5)
12(1)
18(4)
AWG
2(5)
2 x 8(4)
2 x 16(5)
2 x 18(8)
8(5)
16(17)
18(16)
Color
Black(12)
Ivory(3)
Red(21)
Ferrule Type
Insulated(18)
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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

                      FTD0812 - UL Twin Insulated : 2 x 8 AWG : 2 x 10 mm²

                      FTD0812
                      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

                        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

                              FTD0818 - UL Twin Insulated : 2 x 8 AWG : 2 x 10 mm²

                              FTD0818
                              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

                                FTI10812M - UL Twin Insulated : 2 x 8 AWG : 2 x 10 mm²

                                FTI10812M
                                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

                                  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...
                                        View
                                        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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                                          Ferrules & Crimpers Ferrules & Crimpers 2

                                            2801.0 - Original Dual Wire Insulated Ferrules

                                            2801.0
                                            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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                                            Wire & Cable Management
                                            Part Selection Guide
                                            Barrel Length (L₂ mm)
                                            6(2)
                                            8(5)
                                            10(4)
                                            12(5)
                                            12(1)
                                            18(4)
                                            AWG
                                            2(5)
                                            2 x 8(4)
                                            2 x 16(5)
                                            2 x 18(8)
                                            8(5)
                                            16(17)
                                            18(16)
                                            Color
                                            Black(12)
                                            Ivory(3)
                                            Red(21)
                                            Ferrule Type
                                            Insulated(18)
                                            Reset Done
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