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StarTech.com Dell EMC QSFP-40G-SR4 Compatible QSFP+ 40Gbps Module QSFP40GSR4ES
StarTech.com·MPN: QSFP40GSR4ES

StarTech.com Dell EMC QSFP-40G-SR4 Compatible QSFP+ 40Gbps Module QSFP40GSR4ES

The StarTech.com QSFP40GSR4ES is a Dell EMC compatible QSFP+ transceiver module engineered to provide dependable 40 GbE connectivity over multi-mode fiber for distances up to 150 meters, optimizing high-bandwidth network performance.

  • 40 Gbps Throughput: Enables rapid data transfer for critical business applications, eliminating network bottlenecks.
  • Dell EMC Compatibility: Ensures frictionless integration with existing Dell EMC switches and routers, simplifying deployment.
  • 150m Multi-Mode Fiber: Supports cost-effective, high-speed connections within data centers or campus environments.
  • Hot-Swap Design: Allows for module replacement without interrupting network operations, maximizing uptime.
$47.75
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Manufacturer Warranty Included

Product Overview

The StarTech.com QSFP40GSR4ES is a high-performance QSFP+ transceiver module, purpose-built for 40 Gigabit Ethernet applications, delivering a maximum data transfer rate of 40,000 Mbit/s over multi-mode fiber. It features an MPO connector and operates at an 850 nm wavelength, ensuring robust and efficient data transmission across your network.

Engineered for Dell EMC switches and routers, this module supports a maximum transfer distance of 150 meters, making it ideal for intra-building or campus backbone links. Its Digital Diagnostics Monitoring (DDM) capability provides real-time performance insights, enabling proactive network management and ensuring operational stability.

  • High-Speed 40GbE: Delivers 40,000 Mbit/s data rates, supporting bandwidth-intensive applications and preventing network congestion.
  • Multi-Mode Fiber Support: Utilizes cost-effective multi-mode fiber for reliable short-to-medium distance connections up to 150 meters.
  • Dell EMC Certified: Guarantees seamless interoperability with Dell EMC networking equipment, simplifying procurement and integration.
  • Digital Diagnostics Monitoring (DDM): Provides critical real-time performance data, enabling IT teams to troubleshoot proactively and maintain network health.
  • Operational Value: With a Mean Time Between Failures (MTBF) of over 45 million hours, this module offers exceptional longevity and reduces the need for frequent replacements, lowering long-term operational costs.

This QSFP+ module is an essential component for businesses seeking to upgrade or maintain high-performance 40GbE network infrastructure with proven reliability and compatibility.

Technical Specifications

1Performance & Business Impact
Maximum Data Rate40000 Mbit/s
Fiber Ethernet Technology40GBASE
Multi-Mode Fiber SupportYes
Maximum Transfer Distance150 m (492 ft)
Digital Diagnostics Monitoring (DDM)Yes
2Connectivity & I/O
Interface TypeQSFP+
Fiber Optic ConnectorMPO
Wavelength850 nm
SFP Transceiver StandardSR4
3Physical & Environmental
Dimensions (W x D x H)58.4 x 13.9 x 12.6 mm (2.3 x 0.55 x 0.5 inches)
Weight40 g (0.09 lbs)
Product ColorSilver
Hot-Swap SupportYes
4Lifecycle, Warranty & Compliance
WarrantyLifetime Warranty
Compliance CertificatesRoHS, CE, FCC, UL, REACH
Mean Time Between Failures (MTBF)45017120 hours
In-Box Contents1 QSFP+ Transceiver Module

Full Specifications

Manufacturer Data
Performance10
SFP transceiver typeFiber optic
Maximum data transfer rate40000 Mbit/s
Interface typeQSFP+
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)45017120 h
Brand compatibilityDell
Compatible productsQSFP-40G-SR4
Weight & dimensions4
Width58.4 mm
Depth13.9 mm
Height12.6 mm
Weight40 g
Certificates2
Compliance certificatesRoHS
CertificationCE, FCC, UL, REACH
Packaging content1
Quantity per pack1 pc(s)
Packaging data1
Package width205 mm
Logistics data1
Master (outer) case width205 mm
Downloads1
Product Datasheet80 KB
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What This Solves

High-Speed Data Center Interconnects

In modern data centers, rapid data transfer between servers and storage arrays is paramount for application performance. This QSFP+ module provides 40GbE links, ensuring low-latency, high-bandwidth communication for virtualized environments and cloud infrastructure.

Data center operators, co-location facilities, enterprise infrastructure teams

Campus Network Backbone

Connecting buildings or departments across a large campus network requires robust and high-capacity links to support diverse user needs. The module enables 40GbE multi-mode fiber connections up to 150 meters, consolidating network traffic efficiently and reliably.

University campuses, large corporate offices, government agencies

Network Infrastructure Upgrades

As business demands grow, existing 10GbE or lower speed networks often become performance bottlenecks. Deploying this 40GbE module allows organizations to scale their network capacity, supporting new applications and increasing overall network throughput without a complete overhaul.

Growing mid-market companies, organizations with increasing data traffic, IT departments planning network modernization

Key Features

Maximum data transfer rate: 40000 Mbit/s

This ensures your network can handle intensive data loads, preventing bottlenecks and maintaining high application performance.

Multi-mode fiber (MMF) supported: Yes

Enables cost-effective, high-bandwidth connections over shorter distances, ideal for intra-building or data center links.

Hot-swap: Yes

Allows for module replacement or upgrades without requiring network downtime, maximizing operational continuity.

Digital Diagnostics Monitoring (DDM): Yes

Provides real-time visibility into transceiver performance, enabling proactive troubleshooting and ensuring network stability.

Brand compatibility: Dell

Guarantees seamless integration and reliable operation with your existing Dell EMC networking equipment, simplifying deployment.

Compatible With

Networking Switches

Dell EMC switches, 40GbE network switches, core and distribution layer switches

Network Routers

Dell EMC routers, enterprise-grade routers, high-capacity network devices

Fiber Optic Cabling

Multi-mode fiber (MMF) cables, MPO connectors, OM3/OM4 fiber infrastructure

Data Center Infrastructure

Server racks, patch panels, network interface cards (NICs) with QSFP+ ports

Frequently Asked Questions

What type of fiber cable is required for this QSFP+ module?

This module requires multi-mode fiber (MMF) optic cables, specifically designed for 40GBASE-SR4 applications, typically with MPO connectors for optimal performance.

Can this module be used with non-Dell EMC switches?

While engineered for Dell EMC compatibility, this module adheres to 40GBASE-SR4 standards, meaning it may function with other QSFP+ compliant switches, though full compatibility should be verified with the specific vendor.

What is the maximum distance this QSFP+ module can support?

The StarTech.com QSFP40GSR4ES module supports a maximum transfer distance of 150 meters (492 feet) over multi-mode fiber, suitable for most data center and campus backbone applications.

Does this module support Digital Diagnostics Monitoring (DDM)?

Yes, this QSFP+ module features Digital Diagnostics Monitoring (DDM), which allows network administrators to monitor real-time parameters such as optical output power, input power, temperature, and supply voltage.

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.

$47.75