Cisco C3KX-SM-10G 2-Port 10G SFP+ Service Module for Catalyst 3750-X 3560-X

Cisco C3KX-SM-10G 10G Service Module — Enterprise-Grade Performance, Backed by a 10-Year Warranty

Upgrade your Cisco Catalyst 3750-X or 3560-X switch with the C3KX-SM-10G service module. This hot-swappable module delivers two 10 Gigabit Ethernet SFP+ uplink ports, advanced Flexible NetFlow (FNF) monitoring, and MACsec encryption — all professionally refurbished and fully tested by Reef Telecom.

Key Specifications

• Part Number: C3KX-SM-10G
• Ports: 2 x 10GbE SFP+ uplink ports
• Compatibility: Cisco Catalyst 3750-X and 3560-X Series Switches
• Flexible NetFlow (FNF): Line-rate (40G) NetFlow v9 for traffic monitoring and security anomaly detection
• MACsec Encryption: Line-rate switch-to-switch link layer encryption via Cisco TrustSec
• Form Factor: Hot-swappable plug-in service module
• StackWise+ Compatible: Supports unified stack management and seamless stack-level routing
• Supports SFP and SFP+ Transceivers: Flexible mixed-speed deployment options

Why Buy from Reef Telecom?

• 10-Year Warranty — Industry-leading coverage on all refurbished equipment
• Free Shipping on orders over $300
• Fully Tested & Certified — Every module is professionally inspected, tested, and restored to factory specifications

Ideal Use Cases

The C3KX-SM-10G is ideal for enterprise campus networks, data center aggregation, and branch office deployments where high-speed 10G uplinks, NetFlow visibility, and MACsec security are required without replacing your existing Catalyst 3750-X or 3560-X switch infrastructure.

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.