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X.21 Cables

Stonewall manufactures industry standard X.21 cables in any length and with standard PVC, plenum, or LSZH jackets. Most orders ship within 3 days. If you need assistance selecting the right cable, or require a custom cable, please call or e-mail for assistance.

  1. X.21 Straight-thru Cable Male / Male

    X.21 Straight-thru Cable Male / Male

    X.21 Cables • *SC-9902-MMa

    X.21 Straight-thru Cable Male / Male; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)

  2. X.21 Straight-thru Cable Male / Female

    X.21 Straight-thru Cable Male / Female

    X.21 Cables • *SC-9902-MFa

    X.21 Straight-thru Cable Male / Female; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)

  3. X.21 Straight-thru Female / Female Cable

    X.21 Straight-thru Female / Female Cable

    X.21 Cables • *SC-9902-FFa

    X.21 Straight-thru Female / Female Cable; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)

  4. DB15M X.21 Loopback Plug

    DB15M X.21 Loopback Plug

    X.21 Cables • *SC-3283

    DB15M X.21 Loopback Plug

  5. X.21 Crossover Male / Male

    X.21 Crossover Male / Male

    X.21 Cables • *SC-7584-MM-a

    X.21 Crossover Male / Male Cable; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)

  6. X.21 Crossover Male / Female

    X.21 Crossover Male / Female

    X.21 Cables • *SC-7584-MF-a

    X.21 Crossover Male / Female Cable; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)

  7. X.21 Crossover Female / Female

    X.21 Crossover Female / Female

    X.21 Cables • *SC-7584-FF-a

    X.21 Crossover Female / Female Cable; Choose Any Length, and Jacket (Standard PVC, Fire Rated Plenum, or Low Smoke Zero Halogen)