Ubiquiti UniFi Device Bridge Pro Sector (UDB-Pro-Sector)

Overview: The Ubiquiti UniFi Device Bridge Pro Sector (UDB-Pro-Sector) is the long-range, sector-antenna backbone element of the UniFi bridging line. Delivering up to 5 km of coverage with 2x2 MIMO on 5 GHz, 17 dBi antenna gain and 25 dBm TX power, it creates a carrier-grade wireless link layer for building-to-building connectivity, distributed field sites, factory and warehouse campuses, and the backhaul of IP cameras and access control readers without the cost of fiber trenching. An IPX6 enclosure, an operating range of -40 °C to 60 °C and only 6 W of power draw keep it running unattended in outdoor deployments.

Description: The UDB-Pro-Sector is not a conventional WiFi access point but a sector unit purpose-built for point-to-multipoint and point-to-point wireless bridging. Its 360.9 × 129.6 × 71.4 mm housing is shaped for pole mounting, and the wide-beam pattern lets a single pole feed multiple remote endpoints (Device Bridge Pro units, cameras, field switches, temporary site networks) from one sector. Campuses with separate buildings, logistics hubs, port and marina sites, measurement points along energy corridors and large factory grounds are the typical enterprise use cases. The 5 km reach produces a genuine alternative to a cabled backbone wherever camera and sensor density is high but cabling is not economically viable.

On the hardware side, the device operates in the 5 GHz band with 2x2 MIMO and two spatial streams under the WiFi 5 (802.11ac) standard. The combination of 17 dBi sector gain and 25 dBm maximum TX power keeps the link budget high over long distances; up to 400 Mbps at 40 MHz channel width (MCS0–MCS9, NSS1/2, VHT20/40), up to 300 Mbps in 802.11n (MCS0–MCS15, HT20/40) and 6–54 Mbps legacy 802.11a rates are supported. This profile is suited to carrying multiple 4K camera streams, access control readers and field SCADA/telemetry traffic over a single bridge. WPA2 AES encryption secures the wireless segment, and because the bridge operates transparently at Layer 2, remote client networks join the central switching infrastructure without disturbing the existing VLAN and segmentation design.

The device is managed from a single pane through the UniFi OS / UniFi Network controller, covering provisioning, firmware updates, topology visibility and link-quality metrics. Consolidating dozens of bridge units across distributed sites into one inventory removes the need for field teams to log into each device individually and materially reduces operational overhead. PoE powering across a 42.5–57 V DC range and a maximum consumption of just 6 W mean direct integration with standard PoE switching and low energy cost — an easy load to budget on UPS-backed pole and cabinet locations. IPX6 protection, 5–95% noncondensing humidity and a -40 °C to 60 °C operating temperature make the unit deployable from northern winters to hot-climate sites with no maintenance requirement.

For enterprise projects, the UDB-Pro-Sector is a design element that lowers cabling cost in CCTV and access control rollouts, while for WISPs and system integrators it is a fast-to-deploy, centrally managed field bridge. Standard PoE powering, a single mounting accessory and bulk provisioning through the UniFi controller shorten labor time on multi-site installs and simplify spares and inventory discipline. Ultimately, the device extends a scalable, manageable and secure wireless connectivity layer to every point the wired backbone cannot reach.

Key Highlights:

• Wireless bridging range of up to 5 km (3.1 mi) for wide-area and campus coverage
• 17 dBi sector antenna design: multiple remote endpoints served from one pole
• 5 GHz 2x2 MIMO, 25 dBm maximum TX power and up to 400 Mbps (BW40)
• WiFi 5 (802.11ac) with backward compatibility to 802.11n and 802.11a
• Secure Layer-2 bridging with WPA2 AES wireless encryption
• 42.5–57 V DC PoE powering with only 6 W maximum consumption
• IPX6 weatherproofing, -40 °C to 60 °C operating temperature and 5–95% noncondensing humidity
• Pole-mount housing with centralized management via UniFi OS / UniFi Network

Technical Specifications: