Name: 4 Pt OC3/stm1 SM Line Card
Brand: Cisco
Price: 310.95 USD
Availability: InStock

Cisco 800-02389-02 4 Pt OC3/stm1 SM Line Card

The Cisco 4 Pt OC3/stm1 SM Line Card (part number 800-02389-02) is a high-performance, modular interface module designed for use in Cisco carrier-grade routers. It provides four synchronous optical network (SONET) or synchronous digital hierarchy (SD... Read More

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$310.95

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In Stock: 12
Manufacturer: Cisco
Model or Part: 800-02389-02
Condition: Refurbished
Weight: 1.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The Cisco 4 Pt OC3/stm1 SM Line Card (part number 800-02389-02) is a high-performance, modular interface module designed for use in Cisco carrier-grade routers. It provides four synchronous optical network (SONET) or synchronous digital hierarchy (SDH) ports that support OC3 (155.52 Mbps) or STM-1 (155.52 Mbps) rates, delivering reliable, low-latency transport for voice, video, and data services across metropolitan and wide area networks.

Key Features

Four independent OC3/STM-1 ports for flexible provisioning
Full duplex operation with separate transmit and receive paths
Hot-swap capable for zero-downtime maintenance
Built-in error detection and correction to ensure data integrity
Compact line-card form factor for efficient chassis utilization
Compatible with Cisco IOS and IOS XR software releases

Technical Specifications

Port type: OC3/STM-1 (155.52 Mbps)
Number of ports: 4
Connector type: SC or LC (depending on configuration)
Power consumption: approx 25 W per line card
Operating temperature: 0 to 40 degrees Celsius
Dimensions: standard Cisco line-card height, fits 2U chassis
Supported protocols: SONET, SDH, Ethernet over SONET

Applications
The 4 Pt OC3/stm1 SM Line Card is ideal for service providers and enterprises that require high-capacity, resilient transport for:

Metro Ethernet aggregation
Video distribution and streaming services
Voice over IP and traditional telephony backhaul
Data center interconnect
Disaster recovery links and backup circuits

By delivering scalable bandwidth and robust performance, this Cisco line card helps network operators build flexible, future-ready infrastructures that can adapt to growing traffic demands.