Name: Network GBIC (GB20-B4-4C)
Brand: Extreme Networks
Price: 139.95 USD
Availability: InStock

Extreme Networks 1000BASE-ZX Network GBIC (GB20-B4-4C)

price

$139.95

In Stock: 15
Manufacturer: Extreme Networks
Model or Part: 1000BASE-ZX
Condition: New
Weight: 1.00lb
Dimensions: 4.75in x 2.75in x 1.20in

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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 Extreme Networks 1000BASE-ZX GBIC (model GB20-B4-4C) is a hot-swappable, compact transceiver designed for long-reach fiber optic connections in enterprise and carrier networks. Engineered to deliver reliable 1 Gigabit Ethernet performance over single-mode fiber, this module enables network operators to extend their reach up to 70 km while maintaining low latency and high signal integrity.

Key Features

Supports 1000BASE-ZX standard for long distance transmission
Operates over single-mode fiber (OS1/OS2) with a wavelength of 1550 nm
Maximum link distance of 70 km (up to 100 km with optional amplification)
Hot-swappable design for easy installation and maintenance
Low power consumption of less than 2.5 W per module
Built-in digital diagnostic monitoring (DDM) for real-time performance tracking
Compatible with Extreme Networks switches and routers that support SFP/GBIC slots

Technical Specifications

Form factor: GBIC (also known as SFP)
Data rate: 1 Gbps Ethernet
Transmission type: Full duplex
Wavelength: 1550 nm
Fiber type: Single-mode (OS1/OS2)
Connector: LC duplex
Maximum reach: 70 km (standard) / 100 km (with external amplifier)
Operating temperature: 0 to 70 degrees Celsius
Power consumption: 2.5 W max
Compliance: IEEE 802.3z, RoHS

Typical Applications

Campus backbone links that require long distance fiber runs
Metro Ethernet deployments connecting remote sites
Data center interconnects where low latency and high reliability are critical
Service provider aggregation points and edge routers
Industrial networks that need robust performance in harsh environments

By choosing the Extreme Networks 1000BASE-ZX GBIC, organizations gain a proven solution for extending their Ethernet networks across wide geographic areas without compromising speed or stability. Its plug-and-play nature reduces deployment time, while built-in diagnostics help maintain optimal performance throughout the lifespan of the installation.