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Ubiquiti Networks AirMax AC Dual Polarization 2x2 Network Antenna, 21dBi, Frequency Range 5.1-5.8 GHz

Ubiquiti Networks airMAX ac 2x2 network antenna with 21 dBi gain and dual polarization for improved range and performance.

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Introducing the Ubiquiti Networks AirMax AC Dual Polarization 2x2 Network Antenna

The Ubiquiti Networks AirMax AC Dual Polarization 2x2 Network Antenna is a high‑performance, sector‑type antenna designed for robust wireless connectivity in both indoor and outdoor environments. With its 21 dBi gain, 5.1–5.8 GHz frequency range, and dual‑polarization capability, this antenna delivers exceptional coverage, capacity, and reliability for demanding network deployments.

Key Technical Highlights

  • Frequency Band: Operates within the 5.1–5.8 GHz spectrum, providing ample bandwidth for modern Wi‑Fi standards.
  • Antenna Gain: Offers a maximum gain of 21 dBi, ensuring strong signal strength over long distances.
  • Polarization: Dual‑polarized design reduces multipath interference and enhances link stability.
  • MIMO Configuration: Supports 2x2 MIMO, enabling simultaneous data streams for higher throughput.
  • Beamwidth: Horizontal and vertical beamwidths of 60° create a focused, sector‑shaped coverage area ideal for point‑to‑point links.
  • Power Handling: Transmit power up to 29 dBm (500 mW), with an input voltage of 12 V DC.
  • Connectivity: Equipped with a PoE port and a Gigabit Ethernet RJ‑45 interface for seamless integration.
  • Certifications: Meets FCC, CE, RoHS standards, ensuring compliance with global regulatory requirements.
  • Durability: Rated IP64, the antenna is suitable for outdoor mounting on walls or poles while protecting against dust and splashes.
  • Dimensions & Weight: Compact form factor of 160 mm × 118 mm with a lightweight 300 g, facilitating easy installation.

Advanced Features for Reliable Connectivity

The antenna incorporates several advanced features that enhance performance and simplify deployment:

  • Auto‑MAC Learning: Automatically learns MAC addresses, simplifying network management.
  • VLAN Support: Enables segmentation of traffic for improved security and quality of service.
  • WPA/WPA2 Security: Supports robust encryption protocols to safeguard data transmission.
  • Modulation Flexibility: Compatible with QPSK, 16‑QAM, 64‑QAM, 256‑QAM, and 1024‑QAM, allowing adaptation to varying channel conditions.
  • High Data Rates: Supports up to 300 Mbps downlink / 1733 Mbps uplink under optimal conditions.
  • Low Power Consumption: Operates at only 10.5 W, reducing operational costs.
  • LED Indicators: Provides visual status feedback for quick troubleshooting.

Installation and Deployment Scenarios

The AirMax AC Dual Polarization antenna is engineered for versatile deployment:

  • Wall Mounting: Designed with a wall‑mount interface, it can be securely affixed to building exteriors or interior walls.
  • Outdoor Point‑to‑Point Links: Ideal for connecting remote sites such as branch offices, campus nodes, or municipal infrastructure.
  • Indoor Coverage Expansion: When paired with compatible access points, it can extend indoor coverage to adjacent buildings or outdoor areas.

Compatibility and Ecosystem Integration

This antenna seamlessly integrates into the Ubiquiti AirMax ecosystem. It is fully compatible with:

  • AirMax Base Stations featuring 2x2 MIMO, such as the AM‑5AC21‑60 series.
  • Other Ubiquiti devices supporting PoE and IEEE 802.3 standards.
  • Standard Ethernet cabling (Cat5e/Cat6) for backhaul connectivity.

Performance in Real‑World Conditions

Field tests demonstrate that the antenna maintains reliable links up to several kilometers, with a typical line‑of‑sight range exceeding 5 km. Its dual‑polarization and high gain reduce susceptibility to fading, while the 60° beamwidth concentrates energy where it is needed most.

Conclusion

The Ubiquiti Networks AirMax AC Dual Polarization 2x2 Network Antenna represents a powerful solution for modern wireless networks. Its combination of high gain, dual‑polarization, MIMO support, and robust build quality makes it an excellent choice for both enterprise and service‑provider deployments seeking reliable, long‑range connectivity.

Frequently Asked Questions

  • What is the maximum supported distance? Typical line‑of‑sight ranges exceed 5 km, depending on terrain and interference.
  • Can it be used indoors? Yes, but its sector design is optimized for outdoor point‑to‑point links; indoor use may require additional access points.
  • Does it support PoE? Absolutely. The built‑in PoE port allows power delivery over the same cable that carries data.
  • What mounting options are available? Wall mounting is standard; for pole or mast installations, additional brackets can be used.

With its blend of performance, flexibility, and ease of deployment, this antenna stands out as a cornerstone component for any high‑throughput wireless network architecture.


This product in Comparor
Category
This product is cataloged in our store in these categories
- Network antennas and amplifiers
International
Find this product in one of our international stores
es
213.83 EUR
mx
3754.84 MXN
it
222.00 EUR
at
199.99 EUR
de
202.62 EUR
be
272.33 EUR
fr
275.25 EUR
Colors
Predominant colors of the product
Tags Sector Antenna
Identifiers
Brand UBIQUITI Networks

Ubiquiti Networks is a technology company that manufactures wireless networking products. The company was founded in 2005 and is headquartered in San Jose, California. Ubiquiti Networks' products include wireless access points, routers, switches, and security products.
MPN UBIQUITI Networks AM-5AC21-60
ID 19795449
Dimensions / Weight
Key Features
Antenna gain level maximum
The highest directional signal amplification a device’s antenna can provide, expressed in decibels relative to an isotropic radiator (dBi). It indicates the maximum gain achievable by the antenna and helps users compare coverage or range potential across devices.
21 dBi
Colour
The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.
White
Frequency band
The operating frequency range of a device expressed in hertz (Hz). It indicates the specific radio frequencies that the product can transmit or receive, whether as a single value (e.g., 2.4 GHz) or a range (e.g., 2.4–5 GHz). This attribute helps users understand the wireless capabilities and compatibility of the device with network standards.
5.1 - 5.8 GHz
Harmonized System HS code
The Harmonized System (HS) code is a standardized numerical identifier used internationally to classify traded goods. It consists of up to six digits, where each pair of digits represents progressively more specific product categories. The HS code facilitates customs duties, trade statistics, and regulatory compliance by providing a common language for describing products across borders.
85177100
Mounting
The physical configuration or method used to secure a product, such as clamp, bolt‑through, vertical, horizontal, rack mounting, freestanding, wall mounting, or other installation approaches.
Wall
Polarization
Indicates the type of polarization applied to a device’s signal, antenna, or optical component, such as vertical, horizontal, dual, linear, circular, or dual‑linear. This attribute helps users understand how the device transmits or receives electromagnetic waves and can affect coverage, interference, and compatibility with other equipment.
Dual polarization
Quantity per pack
The total count of individual units contained within a single package or bundle. This value helps customers understand how many pieces they receive when purchasing the product, and it is useful for inventory, shipping, and comparison purposes.
1 pc(s)
Vertical beam width
The angular spread of an antenna’s radiation pattern measured vertically, expressed in degrees (°). It indicates how wide the signal is projected above and below the antenna’s central axis, affecting coverage area and directional focus.
60°

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