🧩
Modular & resilient
Redundant management, fabric and power modules keep the chassis online during failures and upgrades, while interchangeable line cards let you change speeds and density over time without replacing the switch.
100 GbE
Line-card uplinks
90 W
Class 8 PoE per port
N+1
Redundant mgmt/fabric/PSU
MACsec
Line-card encryption
✅ Partner
📦 Free UK Delivery
🔒 Full Warranty
📞 24/7 Support
HPE ArubaSKU: CX 6400
HPE Aruba Networking CX 6400 Switch Series
Modular chassis · redundant management, fabric & power · line cards to 100G — versatile core & aggregation
The HPE Aruba Networking CX 6400 is a high-availability modular chassis switch for campus edge-aggregation, core and data-centre roles. Redundant management, fabric and power modules deliver always-on resilience, while interchangeable line cards provide a flexible mix of 1G/Multi-Gig/10/25/50/100GbE, MACsec encryption and high-power (Class 8) PoE. Running AOS-CX, it lets you scale capacity and port density without forklift upgrades.
- Modular chassis with redundant management, fabric and power
- Interchangeable line cards: 1G / Multi-Gig / 10 / 25 / 50 / 100GbE
- MACsec encryption and high-power Class 8 (up to 90W) PoE options
- Campus edge-aggregation, core, collapsed-core and data-centre roles
- AOS-CX cloud-native OS with VSX and the Network Analytics Engine
Get Pricing — Speak to Our Team
Request a Quote
Competitive pricing · Response within 4 hours
Key Features
Everything you need in one device
🔌
High-power PoE
Class 8 (up to 90W) PoE line cards power demanding endpoints — Wi-Fi 7 APs, PTZ cameras, lighting and IoT — directly from the core/aggregation layer.
🔒
Secure by design
MACsec line cards and AOS-CX dynamic segmentation bring zero-trust security to the campus core and aggregation tier.
About the Aruba CX 6400
Technical Specifications
Use Cases
Ideal for a wide range of deployments
🏢
Campus core
Resilient modular core / collapsed core.
🔌
High-power PoE aggregation
Power Wi-Fi 7 APs and IoT from the core.
FAQ
Frequently Asked Questions
Why Servnet
Why buy from Servnet?
Trusted UK IT partner since 2003 — supplying businesses of all sizes with genuine, competitively priced technology.
🏆
UK Partner
Servnet is an IT partner with direct access to leading product lines at competitive pricing.
💬
Expert Pre-Sales Advice
Our engineers will help you select the right product and advise on compatibility with your existing infrastructure.
🚚
Fast UK Delivery
Most products ship from UK stock. Express delivery available for urgent deployments.
🔒
Genuine, Warranted Kit
All products are genuine, brand-new, with full manufacturer warranty and RMA support.
📋
Configuration Services
We can pre-configure your hardware before shipping — reducing on-site deployment time and cost.
📞
24/7 Support
Post-sale support from our certified engineers. We're here if anything goes wrong.
Related Products
HPE Aruba
Aruba CX 6300
1,760 Gbps · VSF stack ×10 · Multi-Gig + Class 8 PoE + 100G uplinks — the campus access workhorse
HPE Aruba
Aruba CX 8100
1.76 Tbps · 1,309 Mpps · Smart Rate + 10/25/40/100GbE — value campus aggregation & DC top-of-rack
HPE Aruba
Aruba CX 6200
Stackable L3 access · 24/48-port · up to 1,440W Class 6 PoE · up to 10G uplinks — simple, secure campus access
HPE Aruba
Aruba CX 10000
3.6 Tbps · 800G stateful firewall in the fabric · dual AMD Pensando DPUs — the data-centre "smart switch"
Quote for