Ubiquiti UniFi Switch Flex (USW-Flex)

The Ubiquiti UniFi Switch Flex (USW-Flex) is a compact and versatile Layer 2 PoE switch ideal for both indoor and outdoor deployments. Featuring five Gigabit Ethernet ports—with one PoE input and four PoE-enabled output ports—it delivers up to 46 W of total PoE power while operating silently. Designed for flexible mounting (desktop, wall, or pole) and managed through the UniFi Network Controller, it’s perfect for powering UniFi cameras, access points, and other edge devices.

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Description

The UniFi Switch Flex (USW-Flex) is an ultra-compact, weather-resistant PoE switch tailored for outdoor and indoor edge deployments. Its five Gigabit RJ45 ports include one PoE input (supporting 802.3af/at/bt) and four PoE+ output ports, providing up to 46 W of total PoE budget when powered via PoE++ or a compatible adapter.

Despite its small size—approximately 122.5 × 107.1 × 28 mm—it supports robust performance with a 10 Gbps switching capacity and 5 Gbps non-blocking throughput, delivering a forwarding rate of up to 7 Mpps. It also supports VLANs, flow control, port mirroring, jumbo frames, and port isolation for basic network segmentation and controlled traffic flow.

Built with a tough polycarbonate housing, the USW-Flex is suitable for wall, desktop, or pole mounting and is rated for outdoor temperatures as low as –40 °C and up to +55 °C (with full PoE load). Manage effortlessly via the UniFi Network Controller for streamlined provisioning, monitoring, and configuration.


Application

Edge deployments, Outdoor installations, UniFi camera networks, Small business branch setups, Remote PoE device endpoints


Key Features

  • Compact PoE switch — one PoE input port powering four PoE+ output ports

  • Up to 46 W total PoE budget (PoE++) for remote device power sourcing

  • 10 Gbps switching capacity with 5 Gbps non-blocking throughput

  • Weather-resistant polycarbonate housing for desktop, wall, or pole mount

  • Supports VLANs, jumbo frames, flow control, port mirroring, and isolation

  • Operates in extreme temperatures (–40 to +55 °C) with full PoE load

  • Managed via the UniFi Network Controller for seamless integration

Specifications

Specification Details
Brand Ubiquiti
Model / Product Code USW-Flex
Dimensions 122.5 × 107.1 × 28 mm (4.8 × 4.2 × 1.1 in)
Weight ~230 g (8.1 oz)
Form Factor Compact — desktop, wall, pole mount
Ethernet Ports (5) × 10/100/1000 Mbps RJ45 ports (1 PoE input, 4 PoE+ output)
Switching Capacity 10 Gbps
Non-Blocking Throughput 5 Gbps
Forwarding Rate 7 Mpps
Supported VLANs 1,000
Layer 2 Features Flow control, port isolation, port mirroring, jumbo frames, egress rate limit
Power Input PoE (802.3af/at/bt) on port 1; optional 50 V/60 W adapter
Total PoE Budget Up to 46 W (PoE++)
Max Power Consumption 5 W (excluding PoE output)
Operating Temperature –40 to +55 °C (46 W PoE load)
Operating Humidity 5–95% non-condensing
Certifications CE, FCC, IC; NDAA Compliant
Warranty Per vendor (check support site)

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