Cisco SX550X-12F-K9 Managed Network Switch

The Cisco SX550X-12F-K9 is a stackable managed switch designed for businesses that need high-speed fiber connectivity in a compact network platform. With 12 10Gb/s SFP+ ports, it provides a practical foundation for connecting servers, storage systems, aggregation switches, and other high-bandwidth devices across data center, campus, and enterprise networks.

Key Features

• 12-port 10Gb/s SFP+ network switch
• Managed switching platform
• Stackable design for network expansion
• Designed for high-speed fiber and direct-attach connectivity
• Suitable for enterprise and data center deployments

Product Specifications

• Part Number: SX550X-12F-K9
• Manufacturer: Cisco
• Product Type: Managed network switch
• Port Count: 12
• Port Type: SFP+
• Port Speed: 10Gb/s
• Stacking: Stackable
• Application: Enterprise and data center networking

Switch & Port Specifications

• Interface quantity: 12 SFP+ ports
• Network speed: 10Gb/s per listed port
• Media flexibility: Supports compatible optical transceivers and direct-attach cabling
• Port role: Connects servers, storage, switches, and high-speed network equipment
• Installation category: Managed network infrastructure

Network & Management Specifications

• Management type: Managed switching
• Traffic role: High-speed access, aggregation, and uplink connectivity
• Network environment: Business, campus, and data center networks
• Administration role: Provides centralized control over compatible network connections
• Fabric position: Suitable for distribution and aggregation designs

Stacking Specifications

• Architecture: Stackable switch platform
• Scaling benefit: Allows compatible units to operate as an expanded switching system
• Management benefit: Helps simplify administration of connected switches
• Deployment requirement: Stacking requires compatible cables, software, and configuration
• Expansion role: Supports growth in high-speed network port capacity

Use Cases

• Connect high-speed servers and storage equipment
• Build an aggregation layer for a business or campus network
• Expand a Cisco network with additional 10Gb/s fiber ports
• Create a scalable switching platform for a compact data center rack

Compatibility

• Compatible 10Gb/s SFP+ network equipment
• SFP+ optical transceivers and direct-attach cables supported by the platform
• Enterprise racks with suitable power, cooling, and cable management
• Cisco network environments using compatible management software
• Confirm optics, cabling, stacking, firmware, and network-design requirements before deployment

Frequently Asked Questions

How many ports does this switch provide?

The SX550X-12F-K9 provides 12 SFP+ ports.

What speed are the ports?

The listed port speed is 10Gb/s.

Is this a managed switch?

Yes. It is a managed Cisco switching platform.

Can it be expanded with other switches?

Yes. The switch is identified as stackable, subject to compatible hardware and configuration.

The Cisco SX550X-12F-K9 gives growing networks a compact way to add twelve high-speed SFP+ connections without sacrificing management or future expansion. Its stackable architecture makes it a useful choice for businesses, campuses, and data centers that need a cleaner path to higher-bandwidth server, storage, and aggregation connectivity.