Cisco SG500-28P-K9 SFP miniGBIC

Overview
The Cisco SG500-28P-K9 SFP miniGBIC is a compact, hot-swap transceiver designed for the Cisco SG500 series 28-port PoE switches. It provides a reliable, high-performance fiber optic link that extends network reach while maintaining the easy management and security features of Cisco switches. Ideal for connecting switches, routers, or servers over long distances, this SFP module supports both single-mode and multimode fiber types, delivering flexible deployment options for growing enterprise networks.

Key Features

• Compact miniGBIC form factor fits standard Cisco SG500 switch slots
• Supports 1000Base-SX and 1000Base-LX standards for multimode and single-mode fiber
• Hot-swappable design allows installation without powering down the switch
• Compatible with Cisco IOS and Cisco Network Assistant for seamless integration
• Low power consumption helps maintain PoE budget on the host switch
• Robust built-in diagnostics for link status and performance monitoring

Technical Specifications

• Data rate: 1 Gbps
• Wavelength: 850 nm (SX) or 1310 nm (LX) depending on fiber type
• Connector type: LC duplex
• Maximum reach: 550 meters multimode (OM3) or 10 km single-mode (OS2)
• Operating temperature: 0 to 70 deg C
• Power consumption: less than 0.5 W
• Compliance: RoHS, FCC Part 15 Class B

Applications
The SG500-28P-K9 SFP miniGBIC is perfect for:

• Enterprise campus networks that require high-speed uplinks between switches
• Data center interconnects where low latency fiber links are critical
• Branch office extensions using fiber to connect remote sites to the core network
• Industrial environments where rugged, reliable connectivity is needed
• Any Cisco SG500 switch deployment that benefits from scalable, future-proof fiber connectivity