HANGZHOU XINGFA TECHNOLOGY CO., LTD.
HANGZHOU XINGFA TECHNOLOGY CO., LTD.
info@xfcable.com

CAT8 Cable—40Gbps Ethernet Cable, Data Center Switch-to-Server Cabling

Power the data center edge. Our factory-certified CAT8 cable delivers 2000MHz bandwidth and 40GBASE-T performance up to 30m, engineered specifically for high-density switch-to-server links and spine-leaf architecture.
Request CAT8 Channel Configuration Guide

CAT8 Cable Variants Display

S/FTP Shielded CAT8 Lan Cable
S/FTP Shielded CAT8 Lan Cable
S/FTP Shielded CAT8 Lan Cable

Certificates: UL, ETL, CE, CPR B2ca, RoHS, TüV.


The ultimate solution for 25GbE/40GbE data center switch-to-server connections, engineered with robust shielding for maximum speed and minimal interference.

The Speed Edge: Dominate the High-Density Data Center Market with CAT8

The Speed Edge: Dominate the High-Density Data Center Market with CAT8

CAT8 is not an evolution; it’s a revolution for the data center rack. It addresses the critical bottleneck in modern hyperscale and enterprise data centers: the need for 25G and 40Gbps speeds over copper within a rack or between adjacent racks. By partnering with us for CAT8, you equip yourself with the solution for the most performance-sensitive part of the network. Our cable, compliant with ANSI/TIA-568-C.2-1 and ISO/IEC 11801-1 Class I/II, is purpose-built for this 30-meter realm. For your business, this unlocks:

  • Access to the Heart of Data Center Upgrades: This cable is specified for top-of-rack (ToR) switch connections, server farm interconnects, and storage area network (SAN) links. It directly replaces expensive and power-hungry SFP+ fiber optics for short reaches, offering a cost-effective, low-latency copper alternative. This is a fast-growing, high-margin niche.

  • Engineered for Extreme Environments: Beyond speed, our CAT8 features full S/FTP (Shielded/Foiled Twisted Pair) construction, often with an additional overall braid or shield. This is mandatory to mitigate alien crosstalk at 2000MHz in densely packed pathways. We provide the robustness needed for hot aisle/cold aisle containment and high-temperature data center environments.

  • A Globally Recognized Premium Solution: As the apex copper solution, our CAT8 comes with the expected suite of premium certifications (UL, CE, CPR). Its adoption is driven by global data center standards, making it a universally understood and demanded product for tier-1 infrastructure projects worldwide.


CAT8 Cable FAQs

CAT8 is limited to 30 meters. Isn’t this a major disadvantage compared to fiber or even CAT6A? CAT8 is limited to 30 meters. Isn’t this a major disadvantage compared to fiber or even CAT6A?

This is its targeted advantage, not a limitation. CAT8 is engineered explicitly for the “last 30 meters” within the data center—the switch-to-server distance. Within this range, it provides a lower latency, lower power consumption, and often lower cost solution than deploying fiber optics with transceivers. For runs beyond 30m, fiber or CAT6A/CAT7A are the correct choices. CAT8 is the optimal tool for a specific, high-value job.

What equipment is needed to actually run 25G/40G over CAT8? Do my customers need new switches and NICs? What equipment is needed to actually run 25G/40G over CAT8? Do my customers need new switches and NICs?

Yes, to utilize the full 40GBASE-T capability, endpoints (switches and network interface cards) must have 40GBASE-T (IEEE 802.3bq) ports. The market for these is growing rapidly as data center densities increase. However, a key selling point is backward compatibility. Our CAT8 cable will seamlessly support 10GBASE-T and lower speeds on existing equipment, providing a seamless upgrade path. You are selling them a future-ready physical layer.

How do I explain the price justification of CAT8 compared to a fiber optic solution for the same short reach? How do I explain the price justification of CAT8 compared to a fiber optic solution for the same short reach?

Focus on Total Cost of Ownership (TCO). While fiber has a longer reach, a CAT8 solution often has a lower upfront cost when considering: 1) No need for expensive optical transceivers (SFP+ / QSFP+); 2) Lower power consumption of RJ45 ports vs. optical modules; 3) Utilization of existing copper installation expertise and tools, reducing labor complexity. For structured 30m links, CAT8 can be the most economical high-speed solution.

Is shielding absolutely mandatory for CAT8? Can you offer unshielded? Is shielding absolutely mandatory for CAT8? Can you offer unshielded?

Full, high-performance shielding (S/FTP or similar) is not optional for CAT8; it is fundamental to the standard. Operating at 2000MHz, the cable is incredibly susceptible to interference. An unshielded CAT8 cable would not meet performance specifications in a real-world data center environment. Our expertise lies in manufacturing these complex, fully shielded assemblies to exacting standards.

Can you supply CAT8 in pre-terminated, tested patch panels or direct-attach assemblies? Can you supply CAT8 in pre-terminated, tested patch panels or direct-attach assemblies?
Yes, and we strongly recommend it. For performance at this level, factory-terminated and tested CAT8 patch cords and harnesses are crucial. We offer a range of pre-configured solutions, including MPTL (Modular Plug Terminated Link) assemblies that connect directly to equipment, bypassing outlets and ensuring channel performance is perfect out of the box. This is a major value-add for your data center clients.
Ready to Find Your Perfect Cable Solution?
Ready to Find Your Perfect Cable Solution?
Contact our experts today for a personalized quote and discover the Xingfa difference in quality and reliability.
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