QSFP-SR4

This Arista QSFP-SR4 is a high-speed optical transceiver designed for short-range 40G Ethernet connections. It uses an 850nm VCSEL laser to efficiently transmit data over multimode fiber, making it suitable for data center environments and high-performance networking setups.

Often found in switches and servers where rapid data transfer is essential, this transceiver helps maintain low latency and high bandwidth. Network engineers and IT professionals rely on it for reliable interconnects within racks or across adjacent racks.

Key Features

• Delivers 40Gbps data rate with four parallel lanes
• Compatible with OM3 and OM4 multimode fiber cables
• Supports link lengths up to 100 meters on OM4 fiber
• Low power consumption for efficient operation
• Hot-pluggable for easy network upgrades

This QSFP-SR4 module is commonly deployed in data centers, enterprise networks, and high-speed computing clusters. It plays a key role in connecting switches and servers, offering a balance of speed and reach without requiring complex cabling solutions.