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TP-LINK SG3428MP 28-Port Gigabit L2+ Managed Switch - 24 PoE+ Ports - 4 SFP Slots - 384W PoE Budget - 1U Rack-Mountable
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Product Features
Technical Overview
Built on Gigabit Ethernet technology, the SG3428MP supports 10/100/1000Base-T copper connections and 1000Base-X fiber via its SFP slots, achieving a maximum data transfer rate of 128 MB/s. The switching layer is Layer 2, with comprehensive support for IEEE standards including 802.3at/af for PoE, 802.1Q for VLANs, 802.1x for network access control, and 802.3x for flow control.
The internal power supply accepts 120-230V AC input and delivers a total PoE budget of 384 watts, allocated across 24 ports. The switch's management suite includes features for monitoring, security, and automation, making it a technically capable foundation for controlled network expansion.
Relevant factors for this section include Features, Total Number of Network Ports, Network (RJ-45), Port/Expansion Slot Details. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
This switch consolidates connectivity, power, and management into a single 1U unit, reducing clutter and centralizing control for growing networks. The high PoE budget and port density make it ideal for powering and connecting multiple devices without external injectors.
High-Density PoE+
With 24 PoE+ ports and a 384W budget, the switch can simultaneously power numerous PoE+ devices like access points, phones, and cameras, streamlining deployments.
- Eliminates separate power adapters
- Centralized power management
- Supports IEEE 802.3at/af devices
Flexible Uplink Options
Four SFP slots provide fiber or copper uplink connectivity, enabling long-distance connections or high-bandwidth aggregation to core network infrastructure.
- Supports 1000Base-X fiber
- Enables network segmentation
- Future-proofs backbone links
Advanced Management Suite
Features like RMON, DHCP snooping, link aggregation, and zero-touch provisioning offer granular control, security, and simplified setup for network administrators.
- Enhances network security
- Simplifies deployment
- Provides detailed monitoring
Deployment / Use Cases
The SG3428MP is designed for small to medium business networks, branch offices, and enterprise edge deployments where reliable, powered connectivity is critical. Its blend of PoE+ ports and management capabilities suits environments with mixed device types.
In office settings, it can power VoIP phone systems and wireless access points while connecting workstations. For security installations, it provides both data and power to IP cameras over standard Ethernet cabling. The SFP uplinks allow connection to a main distribution frame or between buildings using fiber for noise immunity and distance.
Unified Office Network
Deploy as the core switch for an office, connecting computers, printers, IP phones, and Wi-Fi access points with both data and power from a single unit.
IP Surveillance Backbone
Use to power and connect multiple high-resolution IP cameras, with SFP uplinks for reliable video feed aggregation to a network video recorder.
Physical Profile
Housed in a black metal chassis, the switch measures 1.73" (44 mm) in height, 17.32" (440 mm) in width, and 12.99" (330 mm) in depth, conforming to a standard 1U rack footprint. It includes rubber feet for standalone desk or shelf placement and is bundled with a rackmount kit for secure installation in server racks or network cabinets. The compact design optimizes rack space while providing substantial port density.
- Width
- 17.32" (440 mm)
- Depth
- 12.99" (330 mm)
- Height
- 1.73" (44 mm)
What's in the Box
The package includes all necessary components for immediate deployment.
Highlights
- 28-port Gigabit L2+ managed switch with 24 PoE+ ports and 4 SFP slots.
- 384-watt total PoE budget to power multiple PoE+ devices simultaneously.
- Layer 2 switching with support for VLANs, QoS, link aggregation, and security protocols.
- 1U rack-mountable metal chassis with standalone capability via included rubber feet.
- Dual console access via RJ45 and Micro-USB ports for out-of-band management.
- Supports twisted pair and optical fiber media for flexible connectivity options.
- Advanced features include RMON, DHCP snooping, loopback detection, and zero-touch provisioning.
- Compliant with RoHS environmental standards.
Specifications
| Specifications | |
|---|---|
| Manufacturer | TP-LINK Technologies Co., Ltd |
| Manufacturer Part Number | SG3428MP |
| Brand Name | TP-Link |
| Product Name | 28-Port Gigabit L2+ Managed Switch with 24-Port PoE+ |
| Product Type | Ethernet Switch |
| Technical Information | |
| Features | Remote Monitoring (RMON),DHCP Relay,Link Aggregation,Loopback Detection,Intelligent monitoring,DHCP Snooping,Zero-Touch Provisioning (ZTP) |
| Interfaces/Ports | |
| Total Number of Network Ports | 25 |
| Network (RJ-45) | Yes |
| Port/Expansion Slot Details | 24 x Gigabit Ethernet PoE+,44 x Gigabit Ethernet Expansion Slot,1× RJ45 Console Port,1× Micro-USB Console Port |
| Media & Performance | |
| Media Type Supported | Twisted Pair,Optical Fiber |
| Ethernet Technology | Gigabit Ethernet |
| Network Technology | 10/100/1000Base-T,1000Base-X |
| Maximum Data Transfer Rate | 128 MB/s |
| I/O Expansions | |
| Total Number of Expansion Slots | 4 |
| Expansion Slot Type | SFP |
| Number of SFP Slots | 4 |
| Network & Communication | |
| Layer Supported | 2 |
| Networking Standards | IEEE 802.3at,IEEE 802.3af,IEEE 802.1p,IEEE 802.3x,IEEE 802.3ah,IEEE 802.1Q,IEEE 802.1x,IEEE 802.3ab,IEEE 802.3i,IEEE 802.3u,IEEE 802.3z |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| PoE Budget | 384 W |
| Input Voltage | 120 V AC,230 V AC |
| Power Source | Power Supply,AC |
| Power Consumption | 480.10 W |
| Physical Characteristics | |
| Product Color | Black |
| Product Material | Metal |
| Compatible Rack Unit | 1U |
| Form Factor | Standalone,Rack-mountable |
| Height | 1.73" (44 mm) |
| Width | 17.32" (440 mm) |
| Depth | 12.99" (330 mm) |
| Miscellaneous | |
| Package Contents | 28-Port Gigabit L2+ Managed Switch with 24-Port PoE+ Power Cord Quick Installation Guide Rackmount Kit Rubber Feet |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
User Manual
FAQ
How many PoE+ ports does this switch have, and what is the total PoE budget?
The TP-Link SG3428MP has 24 dedicated Power over Ethernet Plus (PoE+) ports. The total PoE budget is 384 watts, which is allocated across these ports. This allows the switch to power multiple PoE+ devices like wireless access points, IP phones, and security cameras simultaneously without requiring separate power adapters for each device.
What are the SFP slots used for on this switch?
The four SFP (Small Form-factor Pluggable) slots are uplink ports used to connect the switch to other network equipment using fiber optic or copper cables. They support 1000Base-X connections, enabling high-speed, long-distance links to core switches, routers, or other network segments, which is essential for expanding network reach and performance.
Is this switch manageable, and what management features does it include?
Yes, this is a fully manageable Layer 2+ switch. It includes features such as Remote Monitoring (RMON), DHCP relay and snooping, link aggregation, loopback detection, and zero-touch provisioning (ZTP). These tools provide network administrators with control over configuration, security, monitoring, and automated deployment for efficient network operations.
Can this switch be mounted in a standard server rack?
Yes, the switch is designed for 1U rack mounting and includes a rackmount kit in the package. Its dimensions (1.73" H x 17.32" W x 12.99" D) fit standard 19-inch server racks. It also has rubber feet for standalone placement on a desk or shelf, offering flexibility in deployment based on your infrastructure setup.
What types of cables and network speeds does this switch support?
The switch supports Gigabit Ethernet over twisted pair cables (10/100/1000Base-T) for distances up to 100 meters and optical fiber via the SFP slots (1000Base-X). The maximum data transfer rate is 128 MB/s. It is compatible with cost-effective Cat5e/Cat6 cables for copper connections and various SFP modules for fiber optic links.
What is included in the box with the switch?
The package contains the 28-port Gigabit L2+ managed switch with 24 PoE+ ports, a power cord for operation, a quick installation guide to assist with setup, a rackmount kit for secure rack installation, and rubber feet for standalone use on flat surfaces. All necessary components for immediate deployment are provided.
| Qty | Price | Available |
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