Ubiquiti Flex Mini 2.5G Switch (USW-Flex-2.5G-5)
Compact yet powerful, the Ubiquiti USW-Flex-2.5G-5 (also known as the Flex Mini 2.5G) is a managed desktop switch designed to bring multi-gigabit connectivity to your network. With five RJ45 ports that support 2.5 Gbps, it’s ideal for high-performance home offices, small business setups, or branch deployments that need a speed boost without the bulk of rack equipment.
Key Features
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5x 2.5 GbE RJ45 ports for high-speed connectivity
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25 Gb/s Switching Capacity (12.5 Gb/s non-blocking throughput)
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Layer-2 Feature Set including STP/RSTP, port mirroring, egress rate limiting, VLAN support, port isolation, jumbo frames, and flow control
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Dual Power Options: Can be powered via USB-C 5V DC (included) or via PoE 44–57V
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Fanless, silent operation (no moving parts) — ideal for desktop deployment
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Compact and durable design made from polycarbonate housing
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Wide operating conditions: –20 to 45 °C, supports 10–90% non-condensing humidity
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NDAA Compliant & certified (CE, FCC, IC, Anatel)
Use Cases & Benefits
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Upgrade your LAN: Use it to bring multi-gig connectivity to switches, routers, or high-speed devices.
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Edge deployment: Place at remote offices or smaller locations where a full rack switch isn’t necessary.
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Home or office use: Perfect for desktops, media servers, gaming setups, or high-bandwidth tasks.
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PoE convenience: Power it from your PoE-enabled switch to reduce cabling clutter.
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Silent operation: No fan means zero noise — great for quiet environments.
What’s in the Box
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Ubiquiti USW-Flex-2.5G-5 switch
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USB-C power adapter (5 V DC)
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Quick Start Guide
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Warranty / certification sheet
Overview |
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| Dimensions | 117.1 x 90 x 21.2 mm |
| Port Layout | 5x 2.5 GbE RJ45 |
| Form Factor | Compact desktop |
Performance |
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| Switching Capacity | 25 Gbps |
| Total Non-Blocking Throughput | 12.5 Gbps |
| Forwarding Rate | 19 Mpps |
| Supported VLANs | 256 |
| MAC Address Table Size | 4,000 |
Layer 2 Features |
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| STP & RSTP | ✓ |
| Egress Rate Limit | ✓ |
| Flow Control | ✓ |
| Storm Control | ✓ |
| Multicast & Broadcast Rate Limiting | ✓ |
| Port Isolation | ✓ |
| Port Mirroring | ✓ |
| Jumbo Frames | ✓ |
| Loop Protection | ✓ |
Hardware |
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| Max. Power Consumption |
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| Power Method |
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| Power Input Method |
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| Power Supply | AC/DC, external, 5W |
| Supported Voltage Range |
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| Management | Ethernet |
| Weight | 206 g |
| Enclosure Material | Polycarbonate |
| Ambient Operating Temperature | -20 to 45° C (-4 to 113° F) |
| Ambient Operating Humidity | 10 to 90% noncondensing |
| NDAA Compliant | ✓ |
| Certifications | CE, FCC, IC, Anatel |
Software |
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| Application Requirements | UniFi Network Version 8.6.9 and later |
| Colour | White |
|---|---|
| Connection | RJ45 |
| Type | Desk Top |
| Ports | 5 |
| Speed | 2.5 Gigabit |
| Form Factor | Desktop |
| Interface | Ethernet |
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