QSFP-40G-SRBD Arista 40GBASE-SR Bi-Directional Duplex QSFP Module

The QSFP-40G-SRBD is a transceiver module designed for 40 Gigabit Ethernet communication, utilizing bi-directional duplex technology to optimize fiber usage. It’s commonly used in data centers and enterprise networks where high-speed, short-range connectivity is essential.

Built for network engineers and IT professionals managing high-throughput environments, this module fits into QSFP ports on compatible switches and routers to deliver reliable 40G performance over multi-mode fiber links.

Key Features

• Uses bi-directional duplex transmission to reduce fiber cabling requirements
• Operates over multi-mode fiber for distances typically up to 100 meters
• Compatible with standard QSFP ports supporting 40GBASE-SR
• Offers a straightforward installation for network upgrades
• Ensures interoperability with Arista equipment and similar platforms

Typical deployments include data center interconnects and aggregation layers where short-range, high-bandwidth links are needed. It helps streamline infrastructure by cutting fiber costs and simplifying cabling while maintaining strong network throughput.