Name: SG250X-48P-K9 Cisco Small Business SG250X-48P PoE 48 x Ports 1000Base-X + 4 x Uplink Ports Layer 2 Managed Gigabit Ethernet Switch
Brand: Cisco
SKU: SG250X-48P-K9
Price: 1050.95 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Cisco Small Business SG250X-48P-K9 is a managed Gigabit Ethernet switch that combines Power over Ethernet capabilities with 48 ports and four uplink connections. It fits well into small business networks providing both data connectivity and power to devices like cameras or access points, all while offering management features to control traffic and security at the Layer 2 level.

General Information
Brand	Cisco
Part Number	SG250X-48P-K9
Condition	Refurbished

Technical Information
Switch Ports	48
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP+
Port Speed	10/100/1000 Mbps
UpLink Ports	4
POE Support	PoE+
Switching Capacity	176 Gbps
Switch Forwarding Rate	130.95 Mpps
DRAM	512 MB
Flash Memory	256 MB
VLAN Support	Yes
Max VLANs Supported	4096
Stackable	No
Layer Support	Layer 2
Connector Type	RJ-45,SFP+

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	16K

Management and Configuration
Routing Protocols	Static, RIP
Remote Protocols	Yes
Management Interfaces	Web GUI (HTTP/HTTPS), CLI (SSH, Telnet), SNMPv1/v2c/v3, RMON, Console (RJ-45)
Security	802.1X, ACLs, SSL, SSH, Port Security
Remote Management Protocol	HTTP, HTTPS, SSH, TELNET, SNMPv1/v2c/v3, RMON
Routing Protocol	Static

Power & Cooling
Power	AC 100-240V, 50-60Hz; max power (with PoE): up to 740W

Physical Characteristics
Dimensions	1.73 x 17.32 x 10.94 in
Weight	5.00
Operating Temperature	0°C to 40°C

Miscellaneous
Compliance Standards	WEEE, RoHS, CE, FCC, UL, cULus

Product Description
The Cisco Small Business SG250X-48P is a Layer 2 managed Gigabit Ethernet switch that delivers power and data over a single cable using Power over Ethernet (PoE). It's commonly used in office environments, network closets, and branch locations where reliable network infrastructure is essential. Built for IT professionals and network administrators, this switch handles robust data traffic while powering devices like IP phones, wireless access points, and security cameras without needing extra power sources. Key Features Provides 48 PoE-enabled Gigabit ports for network devices requiring both data and power Equipped with 4 1000Base-X uplink ports to connect to core network components efficiently Supports VLANs, QoS, and security features to manage and prioritize traffic effectively Offers simple web-based management and command-line interface for easy configuration Delivers reliable performance to maintain smooth network operations in small business settings This switch is often found in small to medium-sized businesses where multiple PoE devices are deployed. It helps simplify network setup by reducing the need for separate power adapters and supports growing network demands with its scalable design. By handling both power and data in one device, it reduces cabling complexity and makes managing network devices more straightforward.

Use Cases
The Cisco Small Business SG250X-48P-K9 switch is typically deployed in small to medium-sized business environments that require robust Power over Ethernet (PoE) support alongside reliable network management. It is ideal for IT teams managing mixed workloads where seamless connectivity and device powering, such as IP phones and wireless access points, are critical. How It's Used: Supporting IP surveillance systems in SMB campuses by powering and connecting multiple cameras through a single managed switch. Providing scalable wired and wireless network infrastructure for retail chains that require centralized control of multiple PoE devices. Enabling VoIP telephony deployments in corporate branch offices with efficient power distribution and traffic segmentation. Facilitating edge computing setups by connecting and powering distributed IoT sensors in manufacturing or warehousing facilities. Integrating with virtualization environments where controlled traffic management and PoE are necessary for server access points. Delivering high-performance uplinks to data center aggregation layers in small businesses requiring Layer 2 switching and PoE capabilities. This switch enhances operational efficiency by consolidating data and power delivery into a single device, allowing IT administrators to manage network traffic and security effectively. Its scalability and advanced Layer 2 features make it suitable for evolving business needs while maintaining consistent network performance.