Cisco C3KX-NM-10G 10G SFP+ Network Module for Catalyst 3750-X & 3560-X

Upgrade your Cisco Catalyst switch with this professionally refurbished C3KX-NM-10G network module. Deliver high-speed 10 Gigabit Ethernet uplink connectivity to your 3750-X or 3560-X series switch — backed by Reef Telecom's industry-leading 10-year warranty.

Key Specifications

• Part Number: C3KX-NM-10G
• Total Uplink Slots: 4 (2x 1G SFP + 2x 10G SFP+ / 1G SFP dual-rate)
• Network Technology: 10GBase-X / 1000Base-X
• Interface Type: SFP+ and SFP
• Hot-Swappable: Yes — install or remove without powering down
• Condition: Fully refurbished, tested, and inspected
• Warranty: 10-year Reef Telecom warranty included

Compatibility

• Cisco Catalyst 3750-X Series Switches
• Cisco Catalyst 3560-X Series Switches

Why Buy from Reef Telecom?

• 10-year warranty on all refurbished equipment
• Free shipping on orders over $300
• Every unit professionally tested before shipment
• Trusted enterprise networking equipment supplier

The C3KX-NM-10G is ideal for network administrators looking to add 10GbE uplink capacity to existing Catalyst 3750-X or 3560-X deployments without replacing the entire switch. Each module provides two dedicated 1G SFP slots and two dual-rate slots supporting both 1G SFP and 10G SFP+ transceivers — giving you flexible bandwidth options as your network grows.

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.