Cisco
Cisco X2-10GB-CX4 10GBASE-CX4 X2 Transceiver Module 10Gbps Copper CX4
PO and Net 30 available for schools, government, hospitals, and law firms.
Description
Description
Cisco X2-10GB-CX4 — 10GBASE-CX4 X2 Transceiver Module
Save up to 80% over list price with this genuine refurbished Cisco X2-10GB-CX4 transceiver module. Ideal for 10 Gigabit Ethernet connectivity in data centers, enterprise wiring closets, and service provider environments — backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
- Part Number: X2-10GB-CX4
- Form Factor: X2 Plug-in Module
- Data Rate: 10.3 Gbps (10GBASE-CX4)
- Connector: CX4 Copper (InfiniBand 4X)
- Max Distance: 15 meters on CX4 cable
- Standard: IEEE 802.3ak Compliant
- Power Consumption: Less than 4W
- Operating Temperature: 0°C to 70°C
- Hot-Swappable: Yes — replace modules without network downtime
Features
- Supports Cisco Quality ID verification for certified module authentication
- Interoperable with 10GBASE Xenpak, XFP, and SFP+ modules on the same link
- Pay-as-you-populate model for flexible network scaling
- Compatible with Cisco Catalyst, Nexus, and other X2-slot switches and routers
Why Buy from Reef Telecom?
- 10-Year Warranty on all refurbished equipment
- Free Shipping on orders over $300
- Professionally inspected, tested, and restored to full working condition
- Genuine Cisco hardware — not third-party compatible
The Cisco X2-10GB-CX4 is a cost-effective, low-latency solution for short-range 10GbE connectivity in data center rack-to-rack, switch-to-switch, and high-performance computing deployments. Order with confidence from Reef Telecom.
Specs & Details
Specs & Details
Shipping & Warranty
Shipping & Warranty
Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.
All products include our industry-leading 10 Year Warranty backed by Reef Telecom.

We clean up after ourselves.
Ecommerce deliveries have a carbon footprint. That's why we support verified projects that remove carbon from the air.
Every delivery’s carbon footprint is calculated based on weight, shipping method, and distance traveled. We neutralize these emissions by purchasing verified carbon removal credits from groundbreaking projects.
With your purchase, you’ll join a community of proactive merchants and customers dedicated to a sustainable future. Together, we've removed emissions for over 81 million deliveries and removed over 56 thousand tonnes of carbon.
We work with a network of pioneering carbon removal companies that have been vetted by the commerce platform Shopify.
Reef Telecom Proudly Supports
-
Ocearch
2026 Monthly Shark Hero -
Coral Restoration Foundation
2025 Staghorn Donor -
Ocean Conservancy
2025 Donor
Smart IT. Clean Oceans. Boundless Possibilities.
Our goal is providing the highest quality refurbished equipment to promote environmentally-conscious equipment usage through it's lifecycle.