
HP 813874-B21 Compatible SFP+ Transceiver
Module - 10GBASE-T
Product ID: 813874B21ST
The 813874B21ST is an HP 813874-B21 compatible copper transceiver module that has been designed,
programmed and tested to work with HP® brand switches and routers. It delivers dependable 10 GbE
connectivity over copper cable, for 10GBASE-T compliant networks, with a maximum distance of up to 30
m (98.4 ft).
Technical Specifications:
• Maximum Data Transfer Rate: 10 Gbps
• Type: Copper
• Connection Type: RJ45 Connector
• Maximum Transfer Distance: 30 m (98.4 ft)
• MTBF: 4,598,430 hours
• Digital Diagnostics Monitoring (DDM): No
This SFP+ copper module is hot-swappable, making upgrades and replacements seamless by minimizing
network disruptions.
www.startech.com
1 800 265 1844

StarTech.com SFPs
All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime
multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP
cables, providing the convenience and reliability you need to ensure dependable network performance.
www.startech.com
1 800 265 1844

Certifications, Reports
and Compatibility
Applications
• Replacing defective or damaged SFP+ modules in HP switches and
routers
• Expand your network to remote segments
Features
• 100% compatibility with HP® 813874-B21 guaranteed
• StarTech.com SFP modules are backed by a lifetime warranty
• Uses a cost-effective cabling alternative to fiber-optic set ups
• Meets or exceeds OEM specifications and MSA (Multi-Source
Agreement) industry standards
• Hot-swappable with fiber-optic modules
www.startech.com
1 800 265 1844

Warranty Lifetime
Hardware Compatible Brand HP
Industry Standards IEEE 802.3an 10GBASE-T
Performance Auto MDIX Yes
Compatible Networks 10 Gbps
DDM No
Max Transfer Distance 30 m (98.4 ft)
Maximum Data Transfer Rate 10 Gbps
MTBF 4,598,430 hours
Type Copper
Power Power Consumption (In Watts) 2.3 W (max.)
Environmental Humidity 95%
Operating Temperature 0°C ~ +70°C
Storage Temperature -40°C ~ 90°C
Physical
Characteristics
Color Silver
Enclosure Type Zinc Alloy
Product Height 0.5 in [13.8 mm]
Product Length 2.7 in [69.8 mm]
Product Weight 0.9 oz [24.2 g]
Product Width 0.5 in [13.4 mm]
Packaging
Information
Shipping (Package) Weight 1.1 oz [31 g]
What's in the Box Included in Package 1 - SFP+ Transceiver
Product appearance and specifications are subject to change without notice.
www.startech.com
1 800 265 1844