PA-H Cisco 1 Port Adapter Expansion Module at discount

PA‑H Specifications

Cisco 1‑Port High‑Speed Serial Interface (HSSI) Port Adapter

Manufacturer: Cisco
Manufacturer Model: PA‑H
Product Line: Cisco Port Adapters
Product Series: HSSI Serial Interfaces
Product Type: Port Adapter Module
Product Name: Cisco PA‑H 1‑Port HSSI Port Adapter

KEY FEATURES:

Port Count: 1 × HSSI (High‑Speed Serial Interface) full‑duplex port

Interface Type: HSSI synchronous serial interface

Maximum Data Rate: Up to ~52 Mbps

Connector: Female 50‑pin SCSI‑II‑type HSSI receptacle

Protocol Support: PPP, HDLC, Frame Relay (platform/IOS dependent)

LED Indicators: Enabled, send/receive timing, data activity indicators

PERFORMANCE:

Full‑duplex synchronous serial operation up to ~52 Mbps

Supports industry standard HSSI rates (T3 ~45 Mbps, E3 ~34 Mbps, SONET STS‑1 ~51.82 Mbps depending on DSU and service)

Supports both 16‑bit and 32‑bit cyclic redundancy checks (CRC)

ENVIRONMENTAL & RELIABILITY:

Designed for enterprise and service provider WAN connectivity in modular router platforms

Operating Temperature: typical range ~0 °C to 40 °C

Relative Humidity: non‑condensing operational range

PHYSICAL:

Form Factor: Plug‑in port adapter module for supported Cisco routers (e.g., 7200, 7301, 7400, 7500, 7600 series)

Typical Use Case: Installed in router/adapter carrier slots to provide high‑speed serial WAN link

Weight & Dimensions: Standard port adapter module size (varies by platform)