Description
Xircom PT2-16BT AM Pocket Token Ring Adapter II 16 Mbps
The Xircom Pocket Token Ring Adapter II is a PCMCIA Type III network interface card designed for portable computing systems. This 16 Mbps Token Ring adapter enables laptops and mobile workstations to connect to Token Ring local-area networks, supporting the IEEE 802.5 standard for reliable token-passing protocol communication. The PT2-16BT AM variant is engineered for legacy corporate and industrial computing environments that relied on Token Ring infrastructure during the 1990s and early 2000s.
Specifications & What's Included
- Model: Xircom PT2-16BT AM
- Type: Token Ring Network Adapter (PCMCIA Card)
- Data Rate: 16 Mbps
- Interface Standard: IEEE 802.5 Token Ring
- Form Factor: PCMCIA Type III
- Connector: RJ-45 Token Ring jack
- Protocol Support: Token Ring (active, auto-sensing)
- Compatibility: Portable systems with PCMCIA Type III expansion slot
Applications
Token Ring adapters like the PT2-16BT AM were essential network interface cards for portable computers throughout the 1990s and early 2000s, when many enterprises—particularly in banking, manufacturing, and telecommunications—deployed Token Ring as their primary LAN standard. Unlike Ethernet, Token Ring offered deterministic access and collision-free communication, making it valuable in real-time and mission-critical environments. The Pocket adapter variant brought Token Ring connectivity to mobile workstations, allowing field engineers, traveling consultants, and remote workers to maintain network access on corporate Token Ring networks. Though Token Ring has been largely superseded by Fast Ethernet and Gigabit Ethernet, these adapters remain useful for legacy system maintenance, network restoration projects, and hobbyist work with vintage computing equipment. This unit is compatible with older laptops and portable computers equipped with PCMCIA expansion slots—a standard feature on notebook computers from the mid-1990s through early 2000s.
This Xircom PT2-16BT AM Pocket Token Ring Adapter II has been inspected and is in good used condition. It was pulled from a working environment where it was previously in service. The adapter appears to be complete and functional for its intended role as a PCMCIA Token Ring network interface for portable systems. Please view our photo set and contact us if you have any questions.
Warranty Information
Additional Information
Brand: |
Xircom |
Model: |
PT2-16BT AM |
Type: |
Token Ring Network Adapter / PCMCIA Card |
SKU: |
8635 |
Data Rate: |
16 Mbps |
Interface Type: |
Token Ring |
Form Factor: |
PCMCIA Card |
Connector Type: |
RJ-45 Token Ring |
Compatible Systems: |
Portable computers with PCMCIA Type III slot |
Condition: |
Used – Pulled from Working Environment |
Condition Notes: |
Xircom PT2-16BT AM Token Ring Adapter — inspected, good used condition, pulled from working environment. Ready for integration into legacy Token Ring systems. |
