Ubiquiti
Swiss Army Knife
SKU: UK-Ultra · Wi-Fi 無線接取器
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Incredibly compact, indoor/outdoor AP with versatile mounting options and long-range external antenna support.
※ Price/category from ERPNext, content/add-ons from master Mongo.
Overview
WiFi 5 4 spatial streams 115 m² (1,250 ft²) coverage with internal antenna 200+ connected devices Powered using PoE GbE uplink Versatile wall, ceiling, and pole mounting (2) RP-SMA connectors for optional external antennas Weatherproof (outdoor exposed)
Specifications
Grid overview
| Max. Client Count | 200 |
| WiFi5 | WiFi 5 |
| Radio/Antenna | Omnidirectional |
| Uplink | GbE |
Overview
| Dimensions | 137 x 84 x 34 mm (5.4 x 3.3 x 1.3") |
| WiFi Standard | WiFi 5 |
| Spatial Streams | 4 |
| Coverage Area | 115 m² (1,250 ft²) |
| Max. Client Count | 200+ |
| Uplink | GbE |
| Mounting | Ceiling, Wall, Pole, Table (With Accessory) (Mounts Included) Desktop Stand (Optional) |
| Weatherproofing | IPX6 |
| Power Method | PoE |
Performance
| 5 GHz | 2 x 2 (DL MU-MIMO) |
| 2.4 GHz | 2 x 2 (DL MU-MIMO) |
| 5 GHz | 866.7 Mbps (BW80) |
| 2.4 GHz | 300 Mbps (BW40) |
| 5 GHz | 6.1 dBi |
| 2.4 GHz | 4.7 dBi |
| 5 GHz | 20 dBm |
| 2.4 GHz | 20 dBm |
| Max. BSSIDs | 8 per Radio |
| 802.11ac (WiFi 5) | 6.5 Mbps to 866.7 Mbps (MCS0 - MCS9 NSS1/2, VHT 20/40/80) |
| 802.11n | 6.5 Mbps to 300 Mbps (MCS0 - MCS15, HT 20/40) |
Features
| Wireless Meshing | Yes |
| Band Steering | Yes |
| 802.11v BSS Transition Management | Yes |
| 802.11r Fast Roaming | Yes |
| 802.11k Radio Resource Management (RRM) | Yes |
| Advanced Radio Management | Yes |
| Passpoint (Hotspot 2.0) | Yes |
| Custom Branding Landing Page | Yes |
| Voucher Authentication | Yes |
| Payment-Based Authentication | Yes |
| External Portal Server Support | Yes |
| Password Authentication | Yes |
| Guest Network Isolation | Yes |
| Private Pre-Shared Key (PPSK) | Yes |
| WiFi Speed Limiting | Yes |
| Client Device Isolation | Yes |
| WiFi Schedules | Yes |
| RADIUS over TLS (RadSec) | Yes |
| Dynamic RADIUS-assigned VLAN | Yes |
Hardware
| Max. Power Consumption | 8W |
| Supported Voltage Range | 44–57V DC |
| Networking Interface | (1) GbE RJ45 port |
| Weight | 173 g (6.1 oz) |
| Wind Loading | 33.2 N at 200 km/h (7.5 lbf at 125 mph) |
| Pole Mount Diameter | 1~2" (25–50 mm) |
| Antennas | (1) Internal antenna (2) RP-SMA connectors |
| Management | Ethernet |
| Enclosure Material | UV-stabilized polycarbonate |
| Mount Material | Polycarbonate, SGCC steel, plastic |
| System | (1) Power: White/Blue (4) Mesh Signal: Blue |
| Channel Bandwidth | HT 20/40, VHT 20/40/80, HE 20/40/80 (MHz) |
| NDAA Compliant | Yes |
| Certifications | CE, FCC, IC, Anatel: 06237-24-08356 |
| Operating Frequency | US/CA: 2400 - 2472 MHz U-NII-1: 5150 - 5250 MHz U-NII-2A: 5250 - 5350 MHz U-NII-2C: 5470 - 5725 MHz U-NII-3: 5725 - 5850 MHz Worldwide: 2400 - 2483.5 MHz 5150 - 5850 MHz |
| Ambient Operating Temperature | -40 to 60° C (-40 to 140° F) |
| Ambient Operating Humidity | 5 to 95% noncondensing |
Software
| UniFi Network | Version 7.5.187 and later |
What's in the box
Technical support
Need a solution or installation advice?
20 years of experience across CCTV / networking / access control — we help you pick the right model and plan the deployment.
Chat on WhatsApp →Purchase & Return Policy
- Brand-new genuine goods; return/exchange within 7 days if unopened.
- No return for physical damage, opened software or consumables.
- Contact us for a quote on bulk / project orders.
Shipping & Warranty Policy
- Free local delivery over HK$2,000; ships in 1–2 business days.
- Store pickup available; Macau via SF (freight collect).
- Manufacturer warranty as stated on the product page.