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Cisco SG300-52P-K9 52-Port Gigabit PoE Managed Switch - 48 PoE+ Ports, 4 SFP Uplinks, Layer 2/3 Features
The Cisco SG300-52P-K9 is a 52-port Gigabit Power over Ethernet (PoE) managed switch designed for small to midsize enterprise networks that demand high performance, reliability, and advanced Layer 2/3 capabilities. With 48 PoE+ ports delivering up to... Read More
price
$207.95
Ships next business day.
- In Stock: 12
- Manufacturer: Cisco
- Model or Part: SG300-52P-K9
- Condition: Refurbished
- Weight: 16.00lb
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Item Condition
New - Sealed or Open Box ConditionExcellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item
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Overview
The Cisco SG300-52P-K9 is a 52-port Gigabit Power over Ethernet (PoE) managed switch designed for small to midsize enterprise networks that demand high performance, reliability, and advanced Layer 2/3 capabilities. With 48 PoE+ ports delivering up to 30 W per port and four dedicated SFP uplink slots, this switch provides flexible connectivity for IP cameras, wireless access points, VoIP phones, and other power-hungry devices while supporting robust routing, security, and QoS features.
Key Features
- 48 PoE+ (802.3at) ports - up to 30 W per port, 370 W total PoE budget
- 4 SFP slots for fiber uplinks - 1 Gbps or 10 Gbps optional modules
- Layer 2 switching with optional Layer 3 static routing, RIP, and OSPF
- Advanced security - 802.1X authentication, ACLs, DHCP snooping, IP source guard
- Quality of Service (QoS) - traffic prioritization for voice, video, and critical data
- Web-based GUI, CLI, and SNMP management for easy deployment
- Energy-efficient Ethernet (EEE) to reduce power consumption when traffic is low
- Fan-less operation for silent environments (optional fan-based models available)
Technical Specifications
- Model/Part Number: SG300-52P-K9
- Ports: 48 x 10/100/1000 Mbps PoE+ RJ-45, 4 x SFP 1 Gbps (expandable to 10 Gbps with modules)
- PoE Power Budget: 370 W (IEEE 802.3af/at compliant)
- Switching Capacity: 104 Gbps
- Forwarding Rate: 77.4 Mpps
- Layer 2 Features: VLANs (802.1Q), STP/RSTP/MSTP, Link Aggregation, Port Mirroring
- Layer 3 Features: Static routing, RIP v1/v2, OSPF, DHCP server/relay
- Management: Cisco IOS, web UI, SNMP v1/v2c/v3, RMON, CLI
- Dimensions: 44.5 mm (H) x 440 mm (W) x 300 mm (D)
- Power: 100-240 VAC, 50/60 Hz, 350 W max
Typical Applications
- Enterprise office deployments - powering IP phones, wireless APs, and desktop PCs
- Surveillance systems - reliable PoE for high-definition IP cameras
- Retail and hospitality - seamless connectivity for POS terminals and digital signage
- Education campuses - supporting classroom AV equipment and secure network segmentation
- Small data center edge - high-speed uplinks with SFP modules for fiber backbone integration