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QSFP-100G-LR4 Arista 100GBASE-LR4 QSFP 100Gbps 10km Duplex SMF

SKU:
QSFP-100G-LR4
Weight: 5.00 lbs
Condition: Refurbished
  • 100GBASE-LR4 QSFP optics module for high-speed data transmission
  • Operates over duplex single-mode fiber up to 10 kilometers
  • Compatible with Arista network equipment supporting QSFP form factor
  • Supports 4-lane 25 Gbps signaling for reliable 100Gbps throughput
In stock

$269.00

Product Overview

The QSFP-100G-LR4 module is designed to provide 100 Gigabit Ethernet connectivity over duplex single-mode fiber up to 10 kilometers. It fits into QSFP ports on Arista and compatible switches, offering a straightforward option for extending 100G links across data center or campus environments without complex setups.

General Information

Brand Arista Networks
Part Number QSFP-100G-LR4

Technical Information

Form Factor QSFP28
Media SMF
Type 4 x LAN WDM EML
Power Consumption ≤4.5 W (typical ~3.5–4.5 W)
Protocols 100GBASE-LR4
Connector LC Duplex
DOM Support Yes

Physical Characteristics

Weight 5.00
Condition Refurbished


Product Description

This QSFP-100G-LR4 optics module provides a reliable solution for transmitting 100 Gigabit Ethernet signals over long distances. Typically used in data centers and enterprise networks, it enables 100G connections across single-mode fiber runs up to 10 kilometers. The module is built for high-density environments where Arista switches or compatible hardware operate, facilitating efficient network scaling.

Often found in backbone or aggregation layers, it helps network engineers connect switches or routers over extended distances without sacrificing performance. Organizations requiring fast, stable, and long-range 100G links benefit from this module's design and interoperability.

Key Features

  • Delivers 100 Gb/s throughput via four 25 Gb/s lanes
  • Designed for duplex single-mode fiber with up to 10 km reach
  • Supports standard QSFP form factor for easy integration
  • Compatible with Arista and other QSFP-enabled devices
  • Offers low power consumption suitable for dense deployments

This module is commonly deployed in campus backbones, large data centers, and service provider networks where long-distance 100G connectivity is needed. Its use ensures consistent signal quality and network reliability over extended fiber runs, allowing for seamless data transport between core network components.


Use Cases

The QSFP-100G-LR4 module is ideally suited for high-performance networking environments requiring robust 100Gbps connections over long distances. It is most beneficial for data centers and enterprise networks that demand reliable, high-bandwidth links across campus or between facilities using duplex single-mode fiber.

How It's Used:

  • Connecting core switches in large data center rack deployments to support virtualization and cloud workloads.
  • Extending 100G connectivity between campus buildings within enterprise IT environments.
  • Linking storage clusters in hyper-converged infrastructure setups requiring low-latency, high-throughput connections.
  • Providing backbone connectivity in service provider networks where long-reach 100G links are necessary.
  • Supporting edge computing sites with high bandwidth demands connected back to central data centers.

This optic module enables scalable network architectures by delivering consistent 100Gbps performance across extended distances, facilitating efficient resource allocation and minimizing the need for additional intermediate equipment. Its integration simplifies long-range connectivity challenges inherent in complex network infrastructures.


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QSFP-100G-LR4 Arista 100GBASE-LR4 QSFP 100Gbps 10km Duplex SMF
QSFP-100G-LR4 Arista 100GBASE-LR4 QSFP 100Gbps 10km Duplex SMF
$269.00