Name: Smartbits 1-Port 100/1000Base GMII/MII Adapter, GMII 80-Pin
Brand: Spirent
Price: 261.95 USD
Availability: InStock

Spirent GX-1421A Smartbits 1-Port 100/1000Base GMII/MII Adapter, GMII 80-Pin

Spirent GX-1421A Smartbits 1-Port 100/1000Base GMII/MII Adapter provides a reliable bridge between Ethernet MAC devices and standard RJ45 connectors. Designed for high-performance test and development environments, this adapter supports both 100Base-... Read More

price

$261.95

In Stock: 1
Manufacturer: Spirent
Model or Part: GX-1421A
Condition: Refurbished
Weight: 6.00lb

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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
Spirent GX-1421A Smartbits 1-Port 100/1000Base GMII/MII Adapter provides a reliable bridge between Ethernet MAC devices and standard RJ45 connectors. Designed for high-performance test and development environments, this adapter supports both 100Base-TX and 1000Base-T operation over a single GMII 80-pin interface. Its compact form factor and robust construction make it ideal for lab benches, automated test rigs, and field deployments where precise signal integrity is required.

Key Features

Dual speed support: 100 Mbps and 1000 Mbps Ethernet
GMII 80-pin connector compatible with Spirent Smartbits platforms
Integrated MII mode for legacy device testing
Low insertion loss and high return loss for superior signal quality
Plug-and-play design with no driver installation required
Durable metal housing with secure screw-type mounting

Technical Specifications

Interface: GMII 80-pin (compatible with standard Smartbits chassis)
Supported standards: 100Base-TX, 1000Base-T, IEEE 802.3
Operating temperature: -40 to 85 deg C
Power consumption: less than 0.5 W
Impedance: 100 ohm differential
Connector type: RJ45 (8P8C) with shielded contacts
Dimensions: 45 mm x 30 mm x 15 mm (L x W x H)
Weight: approximately 120 g

Applications

Network equipment development and validation
Protocol compliance testing for Ethernet devices
High-speed data acquisition and analysis
Automated test equipment (ATE) integration
Research and education labs focusing on PHY layer performance
Field troubleshooting of Ethernet interfaces in industrial settings

With the Spirent GX-1421A Smartbits adapter, engineers gain a versatile tool that simplifies Ethernet testing while delivering consistent performance across a wide range of environments.