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StarTech.com Arista Compatible QSFP+ 40GBASE-SR4 40Gbps MPO 150m Transceiver QSFP-40G-SR4-AR-ST
StarTech.com·MPN: QSFP-40G-SR4-AR-ST

StarTech.com Arista Compatible QSFP+ 40GBASE-SR4 40Gbps MPO 150m Transceiver QSFP-40G-SR4-AR-ST

The StarTech.com QSFP-40G-SR4-AR-ST transceiver module delivers dependable 40 Gigabit Ethernet connectivity over multi-mode fiber, extending network reach up to 150 meters for critical data center applications.

  • 40GbE Performance: Enables high-bandwidth data transfer, eliminating network bottlenecks in demanding enterprise environments.
  • Arista Compatibility: Ensures seamless integration and reliable operation with existing Arista Networks switches and routers.
  • 150m Reach: Supports multi-mode fiber connections for efficient intra-data center links and campus network backbones.
  • Digital Diagnostics Monitoring (DDM): Provides real-time performance insights, enabling proactive network health management and reduced downtime.
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Product Overview

The StarTech.com QSFP-40G-SR4-AR-ST is a purpose-built QSFP+ transceiver module engineered for 40 Gigabit Ethernet, supporting multi-mode fiber with an MPO connector for distances up to 150 meters. It operates at an 850nm wavelength, delivering a maximum data transfer rate of 40,000 Mbit/s.

Designed for seamless integration, this hot-swappable module is fully compatible with Arista Networks switches and routers, ensuring frictionless deployment and consistent performance. Its Digital Diagnostics Monitoring (DDM) capability provides crucial real-time operational data, enabling IT teams to maintain optimal network health.

  • Core Functionality: Provides 40 Gigabit Ethernet connectivity, ensuring high-speed data throughput for demanding enterprise applications and services.
  • Arista Certified Compatibility: Programmed and tested for full compatibility with Arista Networks switches and routers, guaranteeing reliable network integration.
  • Extended Reach: Supports multi-mode fiber connections up to 150 meters, ideal for connecting servers, storage, and switches within data centers or campus environments.
  • Real-time Monitoring (DDM): Offers Digital Diagnostics Monitoring, allowing IT staff to proactively monitor transceiver performance and prevent potential network issues.
  • Operational Value: Features a hot-swap design and a high MTBF of over 244 million hours, contributing to maximum network uptime and reduced operational overhead.

This transceiver is an essential component for organizations requiring high-performance, reliable 40GbE connectivity within their Arista-powered network infrastructure.

Technical Specifications

1Performance & Business Impact
Transceiver TypeQSFP+ Fiber Optic
Maximum Data Rate40000 Mbit/s
Fiber Type SupportedMulti-Mode Fiber (MMF)
Maximum Transfer Distance150 m (492 ft)
Wavelength850 nm
Digital Diagnostics Monitoring (DDM)Yes
Mean Time Between Failures (MTBF)244,610,583 hours
2Connectivity & I/O
Fiber Optic ConnectorMPO
Ethernet Cabling Technology40GBASE-SR4
Brand CompatibilityArista Networks
3Physical & Environmental
Dimensions (W x D x H)122 mm x 18.6 mm x 8.5 mm / 4.80 in x 0.73 in x 0.33 in
Weight37.5 g / 0.08 lbs
ColorSilver
Chassis MaterialMetal Alloy
Hot-Swap SupportYes
4Lifecycle, Warranty & Compliance
Product WarrantyLifetime Warranty
In-Box Contents1x StarTech.com QSFP+ Transceiver Module
CertificationsCE, FCC, UR, REACH
Shipping Weight50 g / 0.11 lbs

Full Specifications

Manufacturer Data
Performance10
SFP transceiver typeFiber optic
Maximum data transfer rate40000 Mbit/s
Interface typeSFP+
Multi-mode fiber (MMF) supportedYes
Fiber optic connectorMPO
SFP transceiver standardSR4
Maximum transfer distance150 m
Wavelength850 nm
Fiber ethernet cabling technology40GBASE
Digital Diagnostics Monitoring (DDM)Yes
Features5
Product colourSilver
Hot-swapYes
Mean time between failures (MTBF)244610583 h
Brand compatibilityArista Networks
Compatible productsQSFP-40G-SR4
Weight & dimensions4
Width122 mm
Depth18.6 mm
Height8.5 mm
Weight37.5 g
Certificates1
CertificationCE, FCC, UR, REACH
Packaging content1
Quantity per pack1 pc(s)
Packaging data1
Package width90 mm
Logistics data1
Master (outer) case width90 mm
Downloads1
Product Datasheet80 KB
Download

What This Solves

High-Speed Data Center Interconnects

Within modern data centers, high-bandwidth links are essential for connecting servers, storage, and core switches. This transceiver provides reliable 40GbE connectivity, supporting the rapid transfer of large datasets and virtual machine traffic.

Data center operators, co-location facilities, enterprise infrastructure teams, cloud service providers

Enterprise Backbone Expansion

Organizations need to extend their high-speed network backbone across campus buildings or within large facilities. This module enables 40GbE multi-mode fiber links up to 150 meters, facilitating robust inter-building or inter-floor connectivity.

Campus networks, large corporate offices, educational institutions, healthcare systems

Arista Network Upgrades

For businesses utilizing Arista Networks infrastructure, upgrading or expanding network segments requires compatible, high-performance components. This transceiver ensures seamless integration and optimal performance within existing Arista-powered environments.

Organizations with Arista Networks deployments, IT operations teams, network architects

Key Features

40000 Mbit/s Maximum Data Transfer Rate

Ensures ultra-fast data throughput, eliminating network bottlenecks and supporting high-demand applications.

Arista Networks Brand Compatibility

Guarantees seamless integration and reliable operation with your existing Arista switches and routers, simplifying deployment.

150 m (492 ft) Maximum Transfer Distance

Extends high-speed network reach over multi-mode fiber, ideal for intra-data center links and campus backbones.

Digital Diagnostics Monitoring (DDM)

Provides real-time performance data, enabling proactive troubleshooting and ensuring consistent network uptime.

Hot-Swap Capability

Allows for module replacement without interrupting network services, minimizing downtime during maintenance or upgrades.

Compatible With

Arista Networks Switches

Arista 7050S, 7280R, 7500R series switches, and other QSFP+ enabled platforms

40 Gigabit Ethernet Routers

Enterprise-grade routers with QSFP+ ports, core network devices

Multi-Mode Fiber Optic Cabling

OM3, OM4, and OM5 MPO fiber patch cables and trunk cables

Data Center Infrastructure

Server racks, network cabinets, patch panels, fiber distribution units

Frequently Asked Questions

What type of fiber cable is compatible with this transceiver?

This QSFP+ transceiver is designed for use with multi-mode fiber (MMF) optic cables, specifically OM3, OM4, or OM5, utilizing an MPO connector. It supports 40GBASE-SR4 compliant networks.

Can this module be used with non-Arista switches?

While this module is specifically programmed and tested for Arista Networks compatibility, it adheres to industry-standard 40GBASE-SR4 specifications. However, full functionality and support are guaranteed with Arista Networks brand switches and routers.

What is the purpose of Digital Diagnostics Monitoring (DDM)?

DDM provides real-time monitoring of the transceiver's operating parameters, such as temperature, voltage, and optical power levels. This allows IT administrators to proactively identify and address potential issues before they impact network performance.

Is this transceiver hot-swappable?

Yes, the StarTech.com QSFP-40G-SR4-AR-ST module is hot-swappable. This feature allows for installation or removal without powering down the host device, ensuring continuous network operation during maintenance.

Warranty & Returns

Manufacturer Warranty

Lifetime

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$48.72