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Digi 301-1000-04

Digi Edgeport USB-to-Serial Converter - 4 serial ports, DB-9 connector, Baud rate: up to 230 Kbps, USB-IF certified, Tri-state LED displays device status and COM port activity, Rack mountable, Hot-swappable
Connect standard USB, PoweredUSB and legacy serial devices to one box

Offering an out-of-the-box alternative to internal PCI cards, Digi's Edgeport USB-to-Serial Converter adds serial, USB or parallel ports to a PC or server. The installation does require opening of the chassis, reconfiguration or a reboot of the system. It helps add up to 16 serial ports to a PC, thin client or server in minutes. Feature-rich design, reliability and unmatched operating system support make it an ideal for any mission-critical enterprise application, such as point-of-sale, mobile computing, industrial automation, medical etc.

General Information

  • Product Type: Multiport Serial Adapter
  • Brand Name: Digi
  • Manufacturer: Digi International
  • Product Name: Edgeport/4 Multiport Serial Adapter
  • Product Line: Edgeport

Technical Information

  • Host Interface: USB
  • Baud Rate: 230 Kbps (Maximum)
  • IRQ: No additional IRQ or memory address requirements
  • Protocols: RS-232
  • UART Type: 64-byte FIFOs per port per direction

Physical Characteristics

  • Height: 4.4"
  • Width: 7.2"
  • Form Factor: External Hot-swappable
  • Dimensions: 1" Height x 7.2" Width x 4.4" Depth
  • Thickness: 1"
  • Weight (Approximate): 10 oz


  • Ports: 1 x 4-pin Type A - USB
  • Ports Expandability: 4 x 9-pin DB-9 - Serial


  • Certifications & Standards:
    • FCC Part 15 Class B
    • CE
    • EN55022
    • Class B
    • 50082-1
    • 55024
    • 60950
    • UL 1950
    • CSA No. 950
  • Compatibility: Plug-and-play compliant
  • System Requirements:
    • Windows 95 (OSR2), 98, SE, 2000, Me, CE, XP, XP Embedded, NT 4.0, NT Embedded
    • Linux
    • Macintosh
    • 1 USB type A (downstream) port
  • Additional Information:
    • Tri-state LED displays device status and COM port activity
    • Automatic port reacquisition
    • Full hardware and software flow control<br>
    • POWER REQUIREMENTS:<br> - No external power supply (USB-powered)


  • Limited Warranty: 5 Year
  • Additional Warranty Information: Money back guarantee - 30 days

Environmental Conditions

  • Humidity: 0 to 95% Non-condensing Relative Humidity Operating
  • Temperature: 32°F (0°C) to 131°F (55°C) Operating

Full specifications (PDF)

The Digi 301-1000-04 is also known as DIG-301-1000-04 or 301100004 .