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Multimode, 50-Micron Duplex Fiber Optic Cable, PVC, ST–ST, Custom Lengths

Get more with 50-micron fiber cables:
more bandwidth, more speed, more distance!

Kit Pricing

Starting at $27.00

Limited Quantity In Stock
Typically Ships within One Week
Lifetime Double Diamond™ Warranty (Standard)

Product Features

  • These 50-micron fiber cables provide three times the bandwidth of standard 62.5-micron cables. That means greater performance over longer distances.
  • Cables boast an ultra-low insertion loss of less than 3 dB.
  • Cables feature two 900-µm buffered fibers surrounded by aramid yarn strength members.
  • Guaranteed for life!


  • Great for new buildings and upgrades to existing buildings.
  • Ideal for storage area networks (SANs), high-speed parallel optics interconnects, and other high-speed, high-capacity interconnect applications.
  • Ceramic connectors provide low signal loss, high reliability, and long life.
  • Provide total immunity to electrical interference.
  • Cables are RoHS compliant.

  • Tech Specs

    Bandwidth 500 MHz/km @ 850 nm
    Bend Radius (Minimum) Loaded: 5 cm (2 in.); Installed: 3 cm (1.2 in.)
    Buffering Diameter 900 µm
    Cladding Diameter 125 µm
    Connector Durability ≤ 0.2 dB change, 1000 rematings
    Connector Tensile Strength = 0.2 dB change, > 50 N
    Core Diameter 50 µm
    Ferrule Ceramic
    Fiber Count 2
    Fiber Type Multimode
    Insertion Loss (Maximum) <-3.0 dB/km
    Operating Temperature +14 to +140° F (-10 to +60° C)
    Outer Diameter 2.8 mm
    Standards NEC® OFNR, CSA FT-4, UL® 1666 flame resistance for riser and general building applications
    Tensile Strength (Short-Term) Short Term: 1000 N (225 lb./ft.); Long Term: 480 N (108 lb./ft.)
    Weight 9.4 lb./1000 ft. (14 kg/km)
    This product works with:

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



    Double Diamond Warranty Diamond

    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    The Multimode, 50-Micron Duplex Fiber Optic Cable, PVC, ST–ST, Custom Lengths comes with a standard Lifetime Double Diamond™ Warranty (Standard) already included.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

    * Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

    What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.