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Datacom > Extenders & Line Drivers

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MD940A-F

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ST/DB25 Fiber Drivers, ST to DB25 Female  

Send RS-232 data across interference-free optical links with these high-performance drivers.

MD940A-F


One year Warranty

Product Highlights

  • Send RS-232 data from serial devices to a server over fiber cable.
  • Transmit data at up to 76.8 kbps.
  • Reach distances of 2.5 miles (4 km) at any speed.

  • Description

    ST to DB25 Female Fiber Driver


    Quick Facts

  • Send RS-232 data from serial devices to a server over fiber cable.
  • Transmit data at up to 76.8 kbps.
  • Reach distances of 2.5 miles (4 km) at any speed.

  • Further Details

  • Autosensing 110–220-VAC power supply ensures reliability and continuous transmission.
  • A range select feature compensates for coupled power variations.
  • Switch-selectable DTE/DCE option. Set to perform like a DTE so it can communicate with another DCE device. No special cables are needed.
  • Support RS-232 async, bidirectional transmission.
  • Use with multimode fiber cable.

  • Technical Specifications for ST/DB25 Fiber Drivers, ST to DB25 Female:

    Data Format — Asynchronous, bidirectional
    Data Rate — Transparent up to 76.8 kbps
    Distance — Dependent on type of multimode cable, power budget, and loss/km; preset ranges
    Fiber Cable — 850-nm multimode
    Flow Control — X-ON/X-OFF
    Operation — Full-duplex
    CE Approval — Yes
    Interface — RS-232 (DCE or DTE switch selectable)
    Connectors — (2) ST®; (1) DB25 M or F
    Power — 5 VDC @ 600 mA;
    External: 110–220 VAC, 50–60 Hz, autosensing
    Size — 1"H x 2.7"W x 4.2"D (2.5 x 6.9 x 10.7 cm)
    Weight — 1.4 lb. (0.6 kg)
    These products work with:
  • Multimode Distribution-Style, Fiber Optic Bulk Cable, Plenum, Custom Lengths, 12-Fiber (EXP3012A or EXP35012A)
  • Premium Ceramic, Multimode, 62.5-Micron Fiber Optic Patch Cables, ST–ST (EFN110 or EFP110)
  • Standard RS-232 Low-Noise Cable, 25-Conductor (ECM25T-0010).
  • Questions? Contact our FREE Tech Support.

    NOTE: 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.


    Resources for ST/DB25 Fiber Drivers, ST to DB25 Female:


    Connect your ST/DB25 Fiber Drivers, ST to DB25 Female with:

    Double Diamond Warranty

    Standard Manufacturer's Warranty


    A One year warranty is included.

    Diamond

    Double Diamond™ Warranty (Standard)

    Coverage:

    The most complete product warranty exclusively from Black Box

    The Double Diamond™ Warranty is our no-questions-asked warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    Most products come with a one- or two-year warranty. Some products, such as copper cables, manual switches, cabinets, and racks, are guaranteed for life! Standard Warranty features are as follows:

    Worry-Free Purchases

    If your new Black Box® brand products are accidentally damaged, you're covered with this no-questions asked warranty. FREE

    Coverage

    Double Diamond™ is the standard warranty that comes with your new Black Box® brand product. Most products come with a one- or two-year warranty.

    Lifetime Guarantees

    Many products, such as copper cables, manual switches, cabinets, and racks, are guaranteed for life.

    Fast Service

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

    Extra Coverage

    Extend your warranty or protect a previously purchased Black Box® brand product* for an additional year for only 10% of the current retail price! And when you do, we give you the second year of extended coverage free! FREE Tech Support Hotline. No cost. No contracts. No kidding!

    No-Risk 45-Day Return Policy

    If it's not right, send it back.
    (Excludes custom built products)

    * Certain products may not be eligible.

    Warranty Compared

    Black Box® Double Diamond™ Warranty The Competition
    Warranty Length One Year to Lifetime, Depending on the Product. Read the fine print.
    Guaranteed for Life! Black Box® Brand Copper Cables, Manual Switches and More! No.
    Accidental Damage 100% Covered! No.
    Water Damage 100% Covered! No.
    Power Surges 100% Covered! No.
    Warranty Replacements No Questions Asked! Forget It.
    Tech Support Hotline 100% FREE! $$$
    Product SKU Price Quantity
    ST/DB25 Fiber Drivers, ST to DB25 Female MD940A-F $214.95
     
    ST/DB25 Fiber Drivers, ST to DB25 Male MD940A-M $214.95
     
    You can find this product in the following subcategory(s)
     

    Add to Cart

    Price: $214.95

    Quantity

    Warranty

    Total

    In Stock

    Shipping Info

    In Stock - orders received before 8PM ET ship same day


    45-day return policy


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