Ubiquiti Networks USW-Ultra (42W) 8-port GbE PoE+ network switch
- Desktop
- Passive PoE
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Ubiquiti Networks
A managed five-port Gigabit switch with four PoE+ ports, 46 W PoE budget and 10 Gbps switching capacity for indoor or outdoor deployment
Model Flex 3-Pack
Struck-through versions exist but are not stocked here.
The Ubiquiti Networks USW-Flex-3 (46W) is a three-pack of desktop Layer 2 managed switches. Each unit provides five GbE RJ45 ports with a total non-blocking throughput of 5 Gbps and a switching capacity of 10 Gbps. Four ports deliver PoE+ power and the switch itself can be powered via PoE++ or a separate 50V/60W adapter.
The fanless design operates at 46W PoE output from -40 to 55 °C and at 25W output up to 65 °C, suiting indoor and outdoor installations. Humidity tolerance of 5 to 95 % non-condensing supports harsh environments. Buyers needing 10 GbE uplinks, Layer 3 routing or SFP ports should consider other models.
Each switch measures 122.5 x 107.1 x 28 mm and weighs 230 g, fitting tight enclosures or pole mounts. PoE++ input eliminates a local power outlet, freeing AC sockets for other gear. The 50V/60W adapter is sold separately, so budget for it if no upstream PoE++ switch exists. Port isolation, mirroring, rate limiting and jumbo frames complete the Layer 2 feature set.
| Brand | Ubiquiti Networks |
|---|---|
| Series | Network Switch |
| Model | Flex |
| Part Number | USW-Flex (46W) |
| Format | Desktop |
| Network Management Type | Managed |
| Primary Ports | 5 x RJ45 |
| Primary Port Speed | Total non-blocking throughput 5 Gbps Switching capacity 10 Gbps |
| Primary Port Type | (5) GbE RJ45 ports |
| PoE | Yes |
| Layer | 2 |
| Layer 2 Features | Port isolation Port mirroring Multicast / broadcast rate limiting Flow control Jumbo frames Egress rate limit |
| LEDs | System Status Ethernet PoE Speed/link/activity PoE Link/activity |
| PoE Ports | (4) PoE+ (Pins 1, 2+; 3, 6-) |
| Power | PoE/PoE+ (Pins 1, 2+; 3, 6-) PoE++ (Pins 1, 2+; 3, 6- and 4, 5+; 7, 8-) 50V/60W PoE adapter (Not included) |
| Dimensions | 122.5 x 107.1 x 28 mm (4.8 x 4.2 x 1.1") |
| Weight | 230 g (8.1 oz) |
| Temperature | 46W PoE output: -40 to 55° C (-40 to 131° F) 25W PoE output: -40 to 65° C (-40 to 149° F) |
| Humidity | 5 to 95% noncondensing |
| Shipping weight | 2.27 kg |
| Package size | 157 × 155 × 145 mm |
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