IBM 33G5395 MCA 3270 Emulation Connection Adapter Card ISA Bus Token Ring

IBM 33G5395 MCA 3270 Emulation Connection Adapter Card

MCA expansion card that enables 3270 terminal emulation over Token Ring networks. Designed for IBM PS/2 and AS/400-compatible systems requiring mainframe connectivity.

Specifications & What's Included

• Model: IBM 33G5395 (Secondary: EC C98417)
• Bus Type: MCA (Micro Channel Architecture)
• Network Interface: Token Ring with BNC connector
• Protocol: IBM 3270 Terminal Emulation
• Chipset: Toshiba TC55329J-35 + Texas Instruments controller ICs
• Form Factor: Expansion card for IBM PS/2 systems
• Contents: Card only, no adapter provided connectivity between IBM personal computers and mainframe systems running 3270 terminal emulation protocols over Token Ring LANs. Commonly deployed in enterprise environments where PS/2 workstations required direct access to IBM AS/400 and mainframe applications. The MCA bus type indicates use in mid-to-late 1980s through early 1990s IBM hardware configurations.
  Condition: Used
  This IBM 33G5395 MCA 3270 Emulation Connection Adapter card has been inspected and is in good condition. It was pulled from a working environment where it was in use and functional. The PCB shows typical light wear consistent with normal service life; no visible damage to the board, traces, or BNC bracket connector. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function. Visit Our Store

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