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MSA Compliant 40 Gigabit Fiber QSFP+ Transceiver
Module - 40GBase-SR4 - MM MPO - 150 m
Product ID: QSFP40SR4ST
This 40GBase-SR4 QSFP+ module delivers what you need most in your network connections: reliable
performance. It’s built to exacting MSA specifications and fully tested to ensure seamless compatibility.
The multimode QSFP+ transceiver module offers a cost-effective way to add, replace or upgrade the ports
on your networking equipment, and it’s backed by a lifetime warranty.
Delivers 40 Gigabit Ethernet connections
With data transfer rates of up to 40Gbps and support for Digital Diagnostics Monitoring (DDM / DOM), this
QSFP+ module can be installed into fiber networking equipment with an MSA compliant port, using an
MPO connector. It delivers dependable 40 Gigabit connectivity over multimode fiber for 40GBase-SR4
compliant networks, with a maximum distance of up to 150 m (492 ft.) and 850 nm optical wavelength.
www.startech.com
1 800 265 1844
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Built for reliable network performance
This optical transceiver is engineered to meet or exceed the industry’s MSA (Multi-Source Agreement)
standards. StarTech.com brings its established reputation for high-quality connectivity solutions to SFP
transceivers, providing SFPs that match major OEM brands in performance and reliability. Committed to
the highest standards, StarTech.com provides an extensive range of networking products including copper
and fiber network cards, fiber media converters, Ethernet switches and wireless products.
Convenient and scalable
Delivering both convenience and scalability, this fiber transceiver is fully hot-pluggable, which enables you
to install it without interrupting network traffic or having to reboot your equipment. It provides a versatile
solution that’s compatible with a wide range of networking equipment, allowing you to expand your
network to remote segments cost-effectively.
You can count on QSFP40SR4ST for reliable performance, backed by a lifetime warranty and free lifetime
technical support.
www.startech.com
1 800 265 1844
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Certifications, Reports
and Compatibility
Applications
• Replace defective or damaged QSFP+ modules in MSA compliant
equipment
• Ideal for deployment in network devices with multiple QSFP+ slots
• Expand your network to remote segments
Features
• Delivers reliable 40 Gigabit connections for 40GBase-SR4 compliant
networks
• Meets or exceeds MSA (Multi-Source Agreement) industry standards
• Backed by lifetime warranty and free lifetime technical support
• Supports multimode fiber (MPO connector)
• Maximum distance up to 150 m/492 ft.
• Maximum data rates up to 40Gbps
• 850 nm optical wavelength
• Digital Diagnostics Monitoring (DDM/DOM)
• Hot-pluggable
www.startech.com
1 800 265 1844
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Warranty Lifetime
Hardware Industry Standards IEEE 802.3ba 40GBASE-SR4
Performance Compatible Networks 40 Gbps
DDM Yes
Fiber Operating Mode Full-Duplex
Fiber Type Multi Mode
Max Transfer Distance 150 m (492 ft)
Maximum Data Transfer Rate 40 Gbps
MTBF 1,489,426 hours
Wavelength 850nm
Connector(s) Local Unit Connectors 1 - MPO
Environmental Humidity 5~95% RH
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -40°C to 85°C (-40°F to 185°F)
Physical
Characteristics
Color Silver
Enclosure Type Aluminum
Product Height 0.3 in [8.5 mm]
Product Length 2.8 in [72 mm]
Product Weight 1.4 oz [40 g]
Product Width 0.7 in [18.4 mm]
Packaging
Information
Shipping (Package) Weight 2.1 oz [60 g]
What's in the Box Included in Package 1 - QSFP+ transceiver
Product appearance and specifications are subject to change without notice.
www.startech.com
1 800 265 1844
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