Boost Your Network with the Cisco SG550X-48P-K9 48-Port Gigabit PoE+ Stackable Managed Switch
The Cisco SG550X-48P-K9 is a powerful, business-class switch designed to deliver high performance, reliability, and advanced network features for growing businesses and enterprise-level deployments. Part of the Cisco SG550X Series, this next-generation stackable managed switch features 48× 10/100/1000 Mbps PoE+ RJ45 ports, 2× 10GBase-T/SFP+ combo ports, and 2× dedicated 10G SFP+ uplink ports, making it ideal for high-speed access, edge, and aggregation layers.
Equipped with a 382W PoE budget, the SG550X-48P-K9 provides power over Ethernet to a wide range of devices such as IP phones, wireless access points, IP cameras, and IoT devices — all without the need for separate power lines. With stacking capability, you can combine multiple switches into a single unit for simplified management, scalability, and resilient network design.
Designed for secure, high-bandwidth environments, this Gigabit PoE+ switch delivers layer 3 static routing, advanced QoS, access control lists (ACLs), IPv6 support, and energy efficiency features, all packaged into a compact 1U rackmount form factor.
Product Specifications: Cisco SG550X-48P-K9 – 48-Port Gigabit PoE+ Stackable Managed Switch
| Category |
Details |
| Physical Dimensions & Weight |
Dimensions: 1.73 in × 17.3 in × 16.5 in (4.4 cm × 44.0 cm × 41.9 cm)
Weight: Approx. 13.9 lbs (6.3 kg) |
| Performance & Capacity |
Switching Capacity: 176 Gbps
Forwarding Rate: 130.94 Mpps
MAC Address Table: 32,000 entries |
| Interfaces & Connectivity |
Total Ports: 52
- 48 × 1G RJ45 PoE+ ports
- 4 × 10G uplinks (SFP+ or RJ45 combo) |
| PoE+ Support |
Up to 740W total PoE power budget |
| Power Supply & Consumption |
Internal Power Supply
Power Consumption: ~60W (without PoE), up to 740W (with full PoE load) |
| Environmental Specifications |
Operating Temperature: 32°F to 122°F (0°C to 50°C)
Storage Temperature: -4°F to 158°F (-20°C to 70°C) |
FAQs for Cisco SG550X-48P-K9
1. What is the total PoE power budget of this switch?
The switch provides up to 740W of PoE+ power, supporting high-power devices like IP cameras, access points, and VoIP phones.
2. What types of uplink ports are available?
It includes 4 × 10G ports, which support either SFP+ fiber or RJ45 copper connections for high-speed uplinks.
3. Is this switch stackable?
Yes, it supports physical stacking of up to 8 units, allowing centralized management and increased redundancy.
4. Does the SG550X-48P-K9 support Layer 3 features?
Yes, it offers Layer 3 static and dynamic routing, VLANs, and advanced QoS for enterprise networking.
5. Can this switch be managed via a web interface?
Yes, it supports web-based management, CLI, and SNMP, making it easy to configure and monitor.
