Arista QSFP-40G-SR4 – QSFP+ SR4 Optical Transceiver

Arista QSFP-40G-SR4 – QSFP+ SR4 Optical Transceiver
The Arista QSFP-40G-SR4 from Datacom Technologies BD is a reliable 40 Gigabit optical transceiver designed for short-reach, high-density connectivity over multimode fiber. It is ideal for data centers and enterprise networks that require stable, low-latency 40G transmission for aggregation, core switching, and high-performance computing on Arista QSFP+-enabled platforms.

Specification Table

Arista QSFP-40G-SR4 Description
The Arista QSFP-40G-SR4 optical transceiver is engineered to deliver efficient and dependable 40G Ethernet connectivity over multimode fiber using four parallel 10G NRZ lanes. Operating at an 850 nm wavelength, it ensures stable signal integrity, low bit error rates, and consistent performance for short-distance links within high-density data center environments.

Its compact QSFP+ form factor enables high port density while maintaining low power consumption and thermal stability. Fully tested for interoperability with Arista networking equipment, the SR4 transceiver provides a scalable, cost-effective, and reliable solution for upgrading enterprise and data center networks to 40G speeds.

Key Features
• Supports 40Gbps high-speed optical transmission
• SR4 multimode fiber connectivity for short distances
• 4 × 10G NRZ lane architecture
• 850 nm wavelength for stable performance
• MPO-12 connector for high-density cabling
• Low power consumption and high reliability
• Hot-pluggable QSFP+ form factor
• Optimized for Arista switching platforms

Where It Can Be Used
• Enterprise and hyperscale data centers
• Aggregation and core switching layers
• Server-to-switch and switch-to-switch links
• Cloud computing and virtualization platforms
• High-performance computing (HPC) environments
• High-density 40G switching deployments

Get in Touch with Datacom Technologies BD
Call/WhatsApp: 01748173213