HPE 813874-B21 Compatible SFP+ Module - 10GBASE-T - SFP to RJ45 Cat6/Cat5e - 10GE Gigabit Ethernet SFP+ - RJ-45 30m - HPE BladeSystem, c-Class

10Gbps | Copper | RJ45 | 30 m (98.4 ft) | Lifetime Warranty

Product ID: 813874B21ST

0 stars (0 reviews) |
  • 100% HPE 813874-B21 COMPATIBLE: Works with HPE switches like BladeSystem, c-Class and others
  • TECHNICAL SPECS: 10GBASE-T | 10Gbps | Copper | RJ-45 Connector | Distances up to 30m (98.4ft)
  • TESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in HPE routers and switches
Your price
£266.99 GBP excl. VAT
£320.39 GBP incl. VAT

In stock: 25

Where to buy StarTech.com products
Where to buy

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.  

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. 


  • Replacing defective or damaged SFP+ modules in HP switches and routers
  • Expand your network to remote segments

Partner Numbers

  • Exertis 10221434
  • Ingram Micro UK V934409
  • CMS Distribution V211039
  • UPC 065030880305


Warranty Information Warranty Lifetime
Industry Standards IEEE 802.3an 10GBASE-T
Auto MDIX Yes
Color Silver
Material Zinc Alloy
Connector(s) 1 - Local Unit Connectors RJ-45
Environmental Operating Temperature 0°C ~ +70°C
Storage Temperature -40°C ~ 90°C
Humidity 95%
Hardware Compatible Brand HPE
Packaging Information Shipping (Package) Weight 31.0 g [1.1 oz]
Package Length 12.0 cm [4.7 in]
Package Width 75.0 mm [3.0 in]
Package Height 33.0 mm [1.3 in]
Performance Maximum Data Transfer Rate 10 Gbps
Max Transfer Distance 30 m (98.4 ft)
Type Copper
Compatible Networks 10 Gbps
MTBF 4,598,430 hours
Power Consumption (In Watts) 2.3 W (max.)
Physical Characteristics Product Length 69.8 mm [2.7 in]
Product Width 13.4 mm [0.5 in]
Product Height 13.8 mm [0.5 in]
Weight of Product 58.0 g [2.0 oz]
What's in the Box 1 - Included in Package SFP+ Transceiver


Talk to an Advisor

We are always ready to assist you with any questions you may have.

Live Chat (opens in new window)


Product Support

Talk to an Advisor

We are always ready to assist you with any questions you may have.

Live Chat (opens in new window)

Frequently Asked Questions


Ensure the Network Device is running a compatible Firmware Version on a compatible Operating System. Please consult the manufacturer of the Network Device for more information regarding the minimum required or recommended system software.

Compliance and safety

Compliance letters

Safety Measures

  • If product has an exposed circuit board, do not touch the product under power.
  • If Class 1 Laser Product. Laser radiation is present when the system is open.
  • Wiring terminations should not be made with the product and/or electric lines under power.
  • Product installation and/or mounting should be completed by a certified professional as per the local safety and building code guidelines.
  • Cables (including power and charging cables) should be placed and routed to avoid creating electric, tripping or safety hazards.
*Product appearance and specifications are subject to change without notice.

Customer Reviews

(0 reviews)
0 out of 5 stars
  • 5 (0)
  • 4 (0)
  • 3 (0)
  • 2 (0)
  • 1 (0)
Tell us what you think of this product.
Need a little help getting started?

Check out our review guidelines.

Back to top