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The Cisco QSFP40G BiDi Short-reach Transceiver Module is designed to handle high-speed data transfer over short distances using multimode fiber. Often found in data centers and enterprise networks, it enables 40G connectivity without the need for additional fiber cabling.

This module is commonly used in Cisco networking equipment, making it a reliable choice for network engineers seeking efficient, high-bandwidth links between switches or servers.

Key Features

• Enables 40Gbps full-duplex data communication through a single fiber pair
• Supports distances up to 100 meters on OM3 multimode fiber
• Fits standard QSFP+ ports for easy integration
• Maintains low power draw to reduce energy costs
• Hot-swappable for minimal network downtime during replacement

You’ll typically see this transceiver deployed in data center racks or campus backbones where short-range, high-throughput connections are necessary. It helps streamline fiber management and keeps network speed consistent across critical links.