Name: QSFP-100G-SR4 Arista 100GBASE-SR4 QSFP+ 70m OM3 100m OM4 Multi-Mode Fiber
Brand: Arista Networks
SKU: QSFP-100G-SR4
Price: 119.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The QSFP-100G-SR4 transceiver enables 100Gbps data transmission over multi-mode fiber in data center environments. It connects devices up to 100 meters apart using four parallel lanes of fiber, making it suitable for short-range network links. This module fits into QSFP+ ports and is designed to handle high-speed traffic efficiently, commonly seen in server-to-switch or switch-to-switch connections.

General Information
Brand	Arista Networks
Part Number	QSFP-100G-SR4

Technical Information
Form Factor	QSFP28
Media	MMF
Type	VCSEL
Power Consumption	Typical 3.5W (max ~4.0W)
Protocols	100GBASE-SR4
Connector	MTP/MPO
DOM Support	Yes

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
The QSFP-100G-SR4 is a high-speed optical transceiver designed to handle 100Gbps data rates over multi-mode fiber. It’s commonly used in data center networks where short-reach connectivity is required between switches and servers. Network engineers and IT professionals rely on this module for reliable, high-bandwidth connections that support demanding applications. Often found in environments that run large-scale computing or storage systems, it fits well in setups that need rapid data transfers without the expense or complexity of longer-range optics. Key Features Utilizes four parallel fiber lanes to achieve 100Gbps aggregate speed Supports transmission distances of up to 70m on OM3 and 100m on OM4 fibers Compliant with IEEE 802.3bm 100GBASE-SR4 standards Hot-pluggable form factor compatible with QSFP+ ports Low power consumption suitable for dense networking racks This type of transceiver is typically deployed within server racks and between switches in data centers. Its short-range capabilities make it ideal for connecting equipment in close proximity while maintaining strong signal integrity. By using this transceiver, network operators can build flexible, high-capacity links that support fast data movement without significant infrastructure changes.

Use Cases
The QSFP-100G-SR4 transceiver is primarily deployed in high-density data center environments where short-range, high-throughput connections are essential. It benefits network architects and IT professionals managing server farms, storage clusters, and switch fabrics requiring efficient 100Gbps multi-mode fiber links within racks or adjacent racks. How It's Used: Connecting top-of-rack switches to aggregation switches in enterprise data centers supporting virtualization workloads. Establishing high-speed uplinks between storage arrays and compute clusters in HPC or AI training environments. Facilitating low-latency, high-bandwidth links in cloud service provider infrastructures for east-west traffic optimization. Implementing fast interconnects within colocation facilities where multi-tenant environments demand scalable bandwidth. Supporting campus network core switches requiring reliable 100G connections over short distances within multi-building complexes. By enabling consistent 100Gbps throughput over OM3 and OM4 fiber, this transceiver supports scalable network architectures that maintain low latency and high reliability. Its compatibility with standard QSFP+ ports ensures straightforward integration in dense rack deployments, supporting operational efficiency in complex networking environments.

QSFP-100G-SR4 Arista 100GBASE-SR4 QSFP+ 70m OM3 100m OM4 Multi-Mode Fiber

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases