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SF550X-48P
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- 48 x 10/100 PoE+ ports with 382W power budget, 4 x 10 Gigabit Ethernet (2 x 10GBase-T/SFP+ combo + 2 x SFP+)
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SF550X-48P Overview
SF550X-48P is a high-performance managed switch designed with a robust architecture that balances efficient power consumption with scalable performance. It offers diverse power options, including redundant and AC power supply configurations, alongside a comprehensive suite of ports that support both high-speed data transfer and PoE capabilities for extended device connectivity.
SF550X-48P also features advanced stacking technology that enables seamless scalability across network deployments without compromising on throughput or reliability. Optimized for enterprise and campus environments, this switch delivers exceptional performance for applications ranging from high-density office networks to critical infrastructure automation.
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SF550X-48P Specifications
| Product Type | Switch |
| Power Source | Redundant Power Supply / AC Power Supply |
| Layer Supported | Layer 2 / Layer 3 |
| Form Factor | Rack-mount |
| Power Consumption | 370 W |
| Number Of Ethernet Ports | 24–48 Ports |
| Number Of Downlink Ports | 48 Ports |
| Manageable | Managed |
| Ethernet Technology | 10/100/1000 |
| Media Type Supported | Combo |
| Redundant Power Supply Supported | Yes |
| Manufacturer Part Number | SF550X-48P |
| Uplink Configuration | 1G |
| IOS | LAN Lite |
| POE Support | POE+ |
| SFP Ports | 4 SFP Ports |
| Memory | 256 MB |
| Rack Units | 1 RU |
| Interface Ports | 10/100/1000 |
| Port/Expansion Slot Details | 48 Ethernet ports and 4 dedicated SFP uplink ports |
| Flash Memory | 64 MB |
| Switching Capacity | 104 Gbps |
| Switching Capacity With Stacking | 208 Gbps |
| Product Name | SF550X-48P Managed Gigabit PoE Switch |
| Height | 1 inch |
| Width | 17 inches |
| Depth | 12 inches |
| Weight | 22 lbs |
SF550X-48P Use Case
Campus Wireless Infrastructure Optimization with High-Density PoE+ and 10GbE Uplinks
Scenario: A university IT team deploys 42 802.11ax access points across multiple buildings, using the SF550X-48P’s 48 PoE+ ports and 382W power budget for centralized AP power, and aggregates uplinks via 2x 10GBase-T/SFP+ combos and 2x SFP+ to the core switch. Outcome: Consistent, high-density Wi-Fi coverage, simplified rack consolidation, predictable PoE provisioning, and future-proof 10GbE backbone performance for large-scale campus deployments.
Enterprise VoIP and Unified Communications in a Call Center Environment
Scenario: A 200-seat call center implements IP phones, video soft clients and contact-center headsets powered by the SF550X-48P’s 382W PoE+ budget, while linking to the data center with dual 10GBase-T/SFP+ uplinks for voice and multimedia traffic. Outcome: Reduced cable complexity, centralized PoE management per port, assured low-latency voice quality, and streamlined QoS policies, delivering a reliable, scalable UC platform.
4K IP Surveillance and Access Control for Smart Buildings
Scenario: A facilities management team installs 36 PoE+ 4K surveillance cameras and door-access controllers, powered by the SF550X-48P’s 382W budget, and uses 2x SFP+ fiber uplinks to connect to a centralized NVR and security VLAN. Outcome: Real-time high-definition video streaming, hardened network segmentation for critical security systems, guaranteed continuous device uptime, and scalable PoE+ delivery for future expansions.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Depth | 12.8 inches | N/A | 12 inches | 10.2 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | N/A | 1 inch | 1.75 inches | 1.75 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| IOS | LAN Lite | IP Services | LAN Lite | LAN Lite | LAN Lite |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | SF550X-24 | SF550X-48 | SF550X-48P | SG550X-24MPP | SG550XG-24T |
| Media Type Supported | Twisted Pair | Twisted Pair | Combo | Twisted Pair / Fiber | Twisted Pair |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 48 Ports | 48 Ports | 24 Ports | 8 Ports |
| Number of Ethernet Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports | 12–24 Ports |
| POE Support | Non POE | Non POE | POE+ | POE+ | Non POE |
| Port/Expansion Slot Details | 24 x 10/100/1000 ports, 4 SFP uplink ports | 48 RJ45 ports, 4 SFP uplink slots | 48 Ethernet ports and 4 dedicated SFP uplink ports | 24 PoE+ ports, 2 SFP uplink ports | 24 x 10/100/1000 ports; 4 x 10G SFP+ uplink ports |
| Power Consumption | 55W | N/A | 370 W | 115W | 150W |
| Power Source | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | SF550X-24 24-Port Managed Gigabit Switch | SF550X-48 Stackable Gigabit Managed Switch | SF550X-48P Managed Gigabit PoE Switch | Cisco SG550X-24MPP Managed PoE+ Switch | Cisco SG550XG-24T |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | Yes | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 56 Gbps | N/A | 104 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 112 Gbps | N/A | 208 Gbps | 256 Gbps | 256 Gbps |
| Uplink Configuration | 1G | 1G | 1G | 1G | 10G |
| Weight | 15 lbs | N/A | 22 lbs | 11 lbs | 14 lbs |
| Width | 17.2 inches | N/A | 17 inches | 17.5 inches | 17 inches |
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Questions & Answers
Q
What is the total PoE+ power budget of the SF550X-48P switch?
A
The SF550X-48P delivers a total PoE+ power budget of 382W, supporting up to 30W per port for high-power devices such as IP cameras, phones, and wireless access points.
Q
How many PoE+ ports does the SF550X-48P provide?
A
This switch offers 48 IEEE 802.3at PoE+ ports, enabling simultaneous connectivity and power delivery to a large number of network endpoints.
Q
What uplink options are available on the SF550X-48P?
A
It features four 10 Gigabit Ethernet uplinks: two 10GBase-T/SFP+ combo ports and two dedicated SFP+ ports for flexible high-speed aggregation.
Q
Does the SF550X-48P support Layer 3 routing?
A
Yes. The SF550X-48P is a Layer 3 switch offering static routing, RIP, OSPF, VRRP, and policy-based routing for advanced traffic management.
Q
How can I manage and configure the SF550X-48P?
A
You can manage the switch through its intuitive web GUI, command-line interface (CLI) via SSH/console, SNMP v1/2c/3, and a RESTful API for automation.
Q
What VLAN features does the SF550X-48P support?
A
The switch supports up to 4,094 VLANs, Q-in-Q tunneling, GVRP, voice VLAN, and private VLAN to segment and secure your network traffic.
Q
Can the SF550X-48P be stacked with other switches?
A
No. The SF550X-48P does not support physical stacking, but you can virtualize management and unify switch configuration via its clustered management feature.
Q
What QoS capabilities are available on the SF550X-48P?
A
It offers 8 hardware queues per port, 4 priority queues, 802.1p/DSCP classification, traffic shaping, and rate limiting for reliable voice and video performance.
Q
Which security features are built into the SF550X-48P?
A
Security features include 802.1X access control, DHCP snooping, IP source guard, dynamic ARP inspection, RADIUS/TACACS+ authentication, and ACL enforcement.
Q
Does the SF550X-48P support IPv6?
A
Yes. It offers full IPv6 management, IPv6 static routing, DHCPv6, MLD snooping, and IPv6 ACLs for future-proof network deployments.
Q
What energy-saving features does the SF550X-48P offer?
A
Energy-efficient Ethernet (IEEE 802.3az), port auto-power down, fan speed control, and low-power components reduce operational costs without performance trade-offs.
Q
How do I monitor network traffic on the SF550X-48P?
A
You can monitor traffic using built-in sFlow, RMON, port mirroring, SNMP traps, and a graphical dashboard in the web GUI for real-time analytics.
Q
What warranty and support options are available for the SF550X-48P?
A
This switch includes a limited lifetime hardware warranty, next-business-day advance hardware replacement, and 24/7 technical support from the vendor.
Q
What are the typical use cases for the SF550X-48P?
A
Ideal for SMBs and distributed enterprises, it handles unified communications, video surveillance, wireless backhaul, and robust LAN core or distribution layers.
Q
What are the physical dimensions and installation requirements?
A
The SF550X-48P is a 1U rack-mountable switch (440 mm x 261 mm x 44 mm) with front-to-back cooling and standard EIA-310 mounting brackets for 19-inch racks.
Q
Can I upgrade the SF550X-48P firmware myself?
A
Yes. Firmware upgrades can be applied via the web GUI, CLI, or TFTP/FTP, and the switch supports dual images for safe rollback in case of upgrade issues.
