The Ubiquiti airFiber 11 (AF-11) is a high-performance 11 GHz point-to-point (PtP) radio system designed for licensed backhaul applications. Built for long-range deployments, it delivers high-capacity performance with ultra-low latency using full-duplex FDD technology. Its modular design supports flexible frequency planning, and it integrates seamlessly with a range of mounting options, making it ideal for WISPs and enterprise networks requiring reliable long-distance wireless connectivity.
Key features:
Operates in the licensed 10.7–11.7 GHz frequency band
Throughput of up to 1.2+ Gbps over 300 km
Full-duplex FDD for low latency and reliable link performance
Supports SISO and MIMO configurations
Modular duplexers for flexible frequency planning
Compatible with 35 dBi AF-11G35 antenna
Channel bandwidths from 3.5 to 56 MHz
1× Gigabit Ethernet port
Powered via 50V DC passive PoE (max. 36W)
Operating temperature: -40°C to 55°C
Designed for outdoor deployment with various mounting options
Replacement Radio
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Brand: Ubiquiti
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SKU: UBAF-AF-11FX-U
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Manufacturer SKU: AF-11-U
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Barcode: 810010071620
