BLACK BOX 

BLACK BOX MED101A INDUSTRIAL DIN RAIL MOUNT RS232/RS422/RS485 TO FIBER DRIVER

Mfg Part Number:  MED101A  
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Price: $321.49
Quantity:
In Stock: 5
Last Updated: Feb 10, 2026
No Sales Tax except these states
, PO and Wire.

  • RS-232 signals are supported up to 115.2 kbps; RS422 or RS-485 signals are supported up to 460.8 kbps.
  • Fiber optic cabling makes it immune to EMI/RFI and transient surges. It's ideal for data communications near heavy electrical equipment and other electrical or radio interference!
  • Replaces converters and isolators when you connect remote equipment.
  • Modbus ASCII or RTU compatible.
  • Automatic Send Data Control eliminates the need for driver software.
  • Removable terminal blocks.
  • Conveniently mounts on an optional DIN Rail.

    • Main Specification
    General Information
    Manufacturer Black Box Corporation
    Manufacturer Part Number MED101A
    Manufacturer Website Address http://www.blackbox.com
    Brand Name Black Box
    Product Name Industrial DIN Rail RS-232/RS-422/RS-485 to Fiber Driver
    Product Type Transceiver/Media Converter
    Interfaces/Ports
    Total Number of Ports 3
    Network (RJ-45) No
    DVI No
    USB No
    Parallel Port No
    Digital Audio No
    Digital Audio/Video No
    Management Port No
    Number of ST Ports 1
    ST Port Type Duplex
    Number of Serial Ports 2
    Media & Performance
    Media Type Supported Optical Fiber
    Fiber Mode Supported Multi-mode
    Maximum Distance Supported 4.02 km
    Power Description
    Input Voltage 12 V DC
    Physical Characteristics
    Form Factor Rail-mountable
    Height 4.9"
    Width 4.5"
    Depth 1.3"
    Miscellaneous
    Additional Information

    Product works with:

  • DIN Rail (DR100)
  • DIN Rail 12-VDC Power Supply (PSD100)
    • Questions? Contact our FREE Tech Support.
    Certifications & Standards
    • CE
    • UL
    Country of Origin United States
    TAA Compliant Yes
    Warranty
    Limited Warranty 5 Year
    product information

    Connector Cables

    BLACK BOX (BC00200)
    Black Box Serial Extension Cable
    $34.99
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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