UniFi Switch PRO 48 PoE (USW-Pro-48-POE)

General Overview

• Model: UniFi Switch PRO 48 PoE (USW-Pro-48-POE)
• Description: A high-performance, Layer 3 switch with 48 Gigabit Ethernet ports, PoE+ and PoE++ capabilities, 10G SFP+ uplinks, and a 600W total PoE power budget. Designed for enterprise-grade networks, it offers silent cooling, DC power backup support, and advanced Layer 3 routing features.

Port Configuration

• Total Ports: 48 GbE RJ45 ports
  • 40 PoE+ Ports: Deliver up to 32W per port (802.3af/at).
  • 8 PoE++ Ports: Deliver up to 60W per port (802.3bt) for high-power devices like PTZ cameras or LED lighting.
• 4 x 10G SFP+ Ports: High-speed uplinks for fiber or backhaul connections.

Power Specifications

• Total PoE Power Budget: 600W
• Maximum PoE Wattage per Port:
  • PoE (802.3af): Up to 15.4W
  • PoE+ (802.3at): Up to 32W
  • PoE++ (802.3bt): Up to 60W
• PoE Voltage Range:
  • PoE: 44–57V
  • PoE+: 50–57V
  • PoE++: 50–57V
• Power Supply: Internal AC/DC, 660W
• Power Backup: Supports USP-RPS DC input (Redundant Power System).

Performance

• Non-Blocking Throughput: 88 Gbps ensures all ports operate at full capacity simultaneously.
• Switching Capacity: 176 Gbps for high-speed data transfers.
• Forwarding Rate: 130.944 Mpps for efficient packet forwarding.

Hardware and Build

• Cooling System: Near-silent cooling with intelligent fan control.
• Dimensions: 442 x 400 x 44 mm (17.4 x 15.7 x 1.7″)
• Weight:
  • Without brackets: 6.2 kg (13.8 lb)
  • With brackets: 6.3 kg (14 lb)
• Enclosure Material: SGCC steel
• Touchscreen Display: 1.3″ LCM display for system status and monitoring.

Environmental

• Operating Temperature: -5°C to 40°C (23°F to 104°F)
• Humidity Range: 10–90% non-condensing
• Shock and Vibration: ETSI300-019-1.4 compliant.

Networking Features

Layer 2 Features

• Traffic Management:
  • IGMP snooping
  • Storm control
  • Egress and multicast/broadcast rate limiting
• VLAN Features:
  • Voice VLAN
  • Port isolation
  • Proprietary loop protection
• Redundancy and Aggregation:
  • STP / RSTP with priorities and port-level disable
  • LACP port aggregation
• Monitoring and Diagnostics:
  • Port mirroring
  • LLDP-MED
• Security:
  • 802.1X access control
  • DHCP snooping and guarding
  • MAC address blocking
  • Port-level MAC restrictions
  • Device isolation with ACLs
• Performance Enhancements:
  • Jumbo frames
  • Flow control

Layer 3 Features

• Routing:
  • Inter-VLAN routing between networks on the same switch
  • Static routing for local networks
  • DHCP for locally-managed networks
  • DHCP relay for improved network segmentation
  • Network isolation using ACLs

LED Indicators

• System: Status and health
• Ethernet Ports: PoE, speed, link, and activity
• SFP+ Ports: Link and activity
• RPS: Status of DC power backup

Certifications

• Compliant Standards: CE, FCC, IC

Application Requirements

• Requires UniFi Network Controller version 5.10.5 or later for configuration and management.

This switch is designed for large-scale, enterprise environments requiring high PoE power, advanced Layer 3 routing, and near-silent operation. Perfect for powering access points, security systems, and high-power devices like PoE++ cameras or access control systems.

FAQs for the UniFi Switch PRO 48 PoE (USW-Pro-48-POE)

General Questions

1. What is the UniFi Switch PRO 48 PoE used for?
The USW-Pro-48-PoE is a Layer 3 switch designed for powering and managing PoE devices, including wireless access points, IP cameras, VoIP phones, and more, while providing advanced routing and switching features for enterprise networks.

2. How many devices can this switch power simultaneously?
The switch has 48 Ethernet ports, including 40 PoE+ ports (32W max each) and 8 PoE++ ports (60W max each). The total power draw is limited to 600W, so the number of devices depends on their individual power requirements.

3. Does this switch support Layer 3 functionality?
Yes, the USW-Pro-48-PoE supports Layer 3 routing, including static routing, inter-VLAN routing, and DHCP relay for improved traffic management.

Power and PoE

4. What is the maximum PoE power output per port?

• PoE+ (802.3af/at): Up to 32W per port.
• PoE++ (802.3bt): Up to 60W per port.

5. What happens if the total PoE budget (600W) is exceeded?
The switch dynamically allocates power based on the connected devices’ priority and configuration. If the budget is exceeded, lower-priority devices may lose power.

6. Does the switch support redundant power?
Yes, the USW-Pro-48-PoE is compatible with UniFi SmartPower Redundant Power System (USP-RPS), ensuring uninterrupted operation during power outages.

Performance and Networking

7. What is the total switching capacity of the switch?
The switch has a 176 Gbps switching capacity and an 88 Gbps non-blocking throughput, ensuring efficient traffic handling even in high-demand networks.

8. What are the 10G SFP+ ports used for?
The 4 x 10G SFP+ ports are designed for high-speed uplinks or connecting to other switches and devices over long distances using fiber.

9. Can this switch handle VLANs?
Yes, it supports VLANs, including Voice VLAN, inter-VLAN routing, and device isolation using ACLs.

Installation and Design

10. Does the switch make noise?
The USW-Pro-48-PoE features a near-silent cooling system, making it suitable for noise-sensitive environments like offices and conference rooms.

11. Is this switch rack-mountable?
Yes, the switch is rack-mountable and fits into a standard 1U rack space. Mounting brackets are included.

12. What are the dimensions and weight of the switch?

• Dimensions: 442 x 400 x 44 mm (17.4 x 15.7 x 1.7″).
• Weight:
  • Without brackets: 6.2 kg (13.8 lb).
  • With brackets: 6.3 kg (14 lb).

Compatibility and Software

13. Is the switch compatible with UniFi Network Controller?
Yes, it requires UniFi Network Controller version 5.10.5 or later for configuration and management.

14. Can this switch operate as a standalone unit?
While it can function without the UniFi Controller, its full management and monitoring features are only accessible through the UniFi Network Controller.

15. Does the switch support integration with other UniFi devices?
Yes, it seamlessly integrates into the UniFi ecosystem, making it easy to manage along with UniFi access points, cameras, and other devices.

Environmental and Certifications

16. Can the switch be used outdoors?
No, the USW-Pro-48-PoE is designed for indoor use only, with an operating temperature range of -5°C to 40°C (23°F to 104°F).

17. Is the switch certified for safety and compliance?
Yes, it is certified under CE, FCC, and IC standards.