Series Type: UniFi
Website Link: 24 PoE
Model: US‑24‑250W
Type: Managed PoE+ Gigabit Switch with SFP

Description: Available with 24 or 48 RJ45 Gigabit ports, the UniFi® Switch delivers robust performance, PoE+ support, and intelligent switching for growing networks.

US-24-250W
Dimensions 485 x 43.7 x 285.4 mm (19.09 x 1.72 x 11.24")
Weight 4.7 kg (10.4 lb)
Networking Interface (24) 10/100/1000 Mbps RJ45 Ethernet Ports
(2) 1 Gbps SFP Ethernet Ports
Buttons Reset
Management Interface (1) RJ45 Serial Port Out-of-Band, Ethernet In-Band
Total Non-Blocking Throughput 26 Gbps
Switching Capacity 52 Gbps
Forwarding Rate 38.69 Mpps
MAC Address Table 16384
Maximum Aggregations 6
Monitoring Sessions 1
Maximum VLANs 255
Power Method 100-240VAC/50-60 Hz, Universal Input
Power Supply AC/DC, Internal, 250W DC
Power Save Supported
Maximum Power Consumption Excluding PoE Output - 30W
Including PoE Output - 250W
LEDs Per Port RJ45 Data Ports: PoE, Speed/Link/Activity
SFP Data Ports: Speed/Link/Activity
Sound Level (Background noise level: 27.5 dBa)
Fan Level 0: 9.1dBr
Fan Level 1: 14.2dBr
Fan Level 2: 16.8dBr
Fan Level 3: 21.2dBr
ESD/EMP Protection Air: ± 24 kV, Contact: ± 24 kV
Shock and Vibration ETSI300-019-1.4 Standard
Operating Temperature -5 to 40° C (23 to 104° F)
Operating Humidity 5 to 95% Noncondensing
Certifications CE, FCC, IC


PoE+ Per Port
PoE Interfaces PoE+ IEEE 802.3af/at (Pins 1, 2+; 3, 6-)
24VDC Passive PoE (Pins 4, 5+; 7, 8-)
Max. PoE+ Wattage per Port by PSE 34.2W
Voltage Range 802.3at Mode 50–57V
Max. Passive PoE Wattage per Port 17W
24V Passive PoE Voltage Range 20-27V


  1. Blue - Solid
    1. Normal Operation
  2. White - Flashing
    1. Unconfigured state

FIXME

FIXME

There was a small batch of switches with AT in the product code. They did not have 24 volt passive POE.

  • products/unifi/unifi_switch_poe_24_48.txt
  • Last modified: 2018/11/11 16:44
  • by florisvdk