C9120AXI-B - Cisco Catalyst 9120 Access Point
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C9120AXI-B
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C9120AXI-B Overview
Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, B Domain C9120AXI-B
Overview
C9120AXI-B Overview
Cisco 9120, 2500 Mbit/s, IEEE 802.11ac, Multi User MIMO, In-wall, Grey, Internal
Cisco® Catalyst® 9115 Series Wi-Fi 6 Access Points are the next generation of enterprise access points. They are resilient, secure, and intelligent. C9120AXI-B is the Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, B Domain.
Product Details
Cisco AP 9120 series provides these features:
- 802.11ax (Wi-Fi 6)
- Cisco RF ASIC
- Uplink/downlink OFDMA
- MU‑MIMO technology
- Target wake time
- BSS coloring
- Intelligent Capture
- Flexible Radio Assignment
- Dual 5-GHz radio support
- Smart antenna connector
- Cisco Mobility Express
- Multigigabit Ethernet support
- Bluetooth 5.0
- Container support for applications
- Apple Features
Supported Platforms
Supported wireless LAN controllers and Software | Recommended Model |
Cisco 3500 Series Wireless Controllers | |
Cisco 5520 Series Wireless Controllers | |
Cisco 8540 Series Wireless Controllers | |
Cisco 9800 series Wireless Controllers | |
Cisco Virtual Wireless Controller | / |
Cisco Unified Wireless Network Software Release 8.9 or later | / |
Cisco IOS ® XE Software Release 16.11 or later | / |
Compare to Similar Items
SKU | Description |
C9120AXI-A | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, A Domain |
C9120AXI-B | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, B Domain |
C9120AXI-B-EDU | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, B Domain |
C9120AXI-D | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, D Domain |
C9120AXI-E | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, E Domain |
C9120AXI-H | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, H Domain |
C9120AXI-I | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, I Domain |
C9120AXI-K | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, K Domain |
C9120AXI-Q | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, Q Domain |
C9120AXI-S | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, S Domain |
C9120AXI-Z | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, Z Domain |
Wi-Fi 6, MU‑MIMO, Indoor environments, with internal antennas
- Four radios: 5 GHz (4x4) Flexible radio with 2.4 or 5 GHz (4x4), Unified RF Engine and 802.15.4 for IoT
- OFDMA and MU-MIMO
- Multigigabit support
- Internal, external antenna and also external antenna for professional installations
- Available with optional embedded wireless controller
- 2.4 GHz
- 5 GHz
- IEEE 802.11ac
- Power over Ethernet (PoE)
- Internal
Summary Description
Cisco 9120, 2500 Mbit/s, IEEE 802.11ac, Multi User MIMO, In-wall, Grey, Internal
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Specification
C9120AXI-B Specification
C9120AXI-B Specification | |
Description | Cisco Catalyst 9120AX Access Point, internal antennas; Wi-Fi 6; 4x4:4 MIMO, B Domain |
Software | ● Cisco Unified Wireless Network Software Release 8.9.x or later ● Cisco IOS ® XE Software Release 16.11 with AP Device Pack, or later |
Supported wireless LAN controllers | ● Cisco Catalyst 9800 Series Wireless Controllers ● Cisco 3500, 5520, and 8540 Series Wireless Controllers and Cisco Virtual Wireless Controller |
802.11n version 2.0 (and related) capabilities | ● 4x4 MIMO with four spatial streams ● Maximal Ratio Combining (MRC) ● 802.11n and 802.11a/g beamforming ● 20- and 40-MHz channels ● PHY data rates up to 890 Mbps (40 MHz with 5 GHz and 20 MHz with 2.4 GHz) ● Packet aggregation: A-MPDU (transmit and receive), A-MSDU (transmit and receive) ● 802.11 Dynamic Frequency Selection (DFS) ● Cyclic Shift Diversity (CSD) support |
802.11ac | ● 4x4 downlink MU-MIMO with four spatial streams ● MRC ● 802.11ac beamforming ● 20-, 40-, 80-, and 160-MHz channels ● PHY data rates up to 3.47 Gbps (160 MHz with 5 GHz) ● Packet aggregation: A-MPDU (transmit and receive), A-MSDU (transmit and receive) ● 802.11 DFS ● CSD support |
802.11ax | ● 4x4 downlink MU-MIMO with four spatial streams ● Uplink/downlink OFDMA ● TWT ● BSS coloring ● MRC ● 802.11ax beamforming ● 20-, 40-, 80-, and 160-MHz channels ● PHY data rates up to 5.38 Gbps (160 MHz with 5 GHz and 20 MHz with 2.4 GHz) ● Packet aggregation: A-MPDU (transmit and receive), A-MSDU (transmit and receive) ● 802.11 DFS ● CSD support |
Integrated antenna | Flexible radio (either on 2.4GHz or on 5GHz) ● 2.4 GHz, peak gain 4 dBi, internal antenna, omnidirectional in azimuth ● 5 GHz, peak gain 5 dBi, internal antenna, omnidirectional in azimuth Dedicated 5GHz radio ● 5 GHz, peak gain 4 dBi, internal antenna, omnidirectional in azimuth |
External antenna (sold separately) | ● Cisco Catalyst 9120E Access Points are certified for use with antenna gains up to 6 dBi (2.4 GHz and 5 GHz) ● Cisco Catalyst 9120P Access Points) are certified for use with antenna gains up to 13 dBi (2.4 GHz and 5 GHz) with the AIR-ANT2513-P4M-N= antenna ● Cisco offers the industry's broadest selection of antennas, delivering optimal coverage for a variety of deployment scenarios ● Supports Self-Identifiable Antennas (SIA) on one RP-TNC port |
Smart Antenna Connector | ● Available on the 9120E and on the 9120P only ● Compact multi RF connector with DART interface ● Requires the AIR-CAB002-DART-R= 2 ft smart antenna connector when used with antennas with RP-TNC connector ● Required when running the flexible radio as either a second 5-GHz serving radio or a Wireless Security Monitoring radio |
Interfaces | ● 1x 100, 1000, 2500 Multigigabit Ethernet (RJ-45) – IEEE 802.3bz ● Management console port (RJ-45) ● USB 2.0 @ 3.75W (enabled via future software) |
Indicators | ● Status LED indicates boot loader status, association status, operating status, boot loader warnings, and boot loader errors |
Dimensions (W x L x H) | ● Access point (without mounting brackets): C9120I: 8.5 x 8.5 x 1.7” (21.6 x 21.6 x 4.3 cm) |
Input power requirements | ● 802.3at Power over Ethernet Plus (PoE+), 802.3bt Cisco Universal PoE (Cisco UPOE+, Cisco UPOE ®) ● Cisco power injector, AIR-PWRINJ6= ● 802.3af PoE ● Cisco power injector, AIR-PWRINJ5= (Note: This injector supports only 802.3af) |
Environmental | Cisco Catalyst 9120AXI ● Nonoperating (storage) temperature: -22° to 158°F (-30° to 70°C) ● Nonoperating (storage) altitude test: 25˚C, 15,000 ft. ● Operating temperature: 32° to 122°F (0° to 50°C) ● Operating humidity: 10% to 90% (noncondensing) ● Operating altitude test: 40˚C, 9843 ft. |
System memory | ● 2048 MB DRAM ● 1024 MB flash |
Available transmit power settings | 2.4 GHz ● 23 dBm (200 mW) ● 20 dBm (100 mW) ● 17 dBm (50 mW) ● 14 dBm (25 mW) ● 11 dBm (12.5 mW) ● 8 dBm (6.25 mW) ● 5 dBm (3.13 mW) ● 2 dBm (1.56 mW) ● -1dBm (0.79mW) ● -4dBm(0.39mW) 5 GHz ● 26 dBm (400 mW) ● 23 dBm (200 mW) ● 20 dBm (100 mW) ● 17 dBm (50 mW) ● 14 dBm (25 mW) ● 11 dBm (12.5 mW) ● 8 dBm (6.25 mW) ● 5 dBm (3.13 mW) ● 2 dBm (1.56 mW) ● -1dBm (0.79mW) |
Frequency band and 20-MHz operating channels | B (B regulatory domain): ● 2.412 to 2.462 GHz; 11 channels |
Frequently Asked Questions
What is the primary advantage of deploying the Cisco C9120AXI-B in high-density environments? +
The C9120AXI-B utilizes Wi-Fi 6 (802.11ax) technology with 4x4:4 MU-MIMO capabilities. This architecture significantly improves efficiency and throughput in crowded areas like conference centers or large offices, ensuring stable connectivity for a high number of concurrent client devices while minimizing contention and latency for bandwidth-intensive applications.
Does the C9120AXI-B support legacy devices while operating in Wi-Fi 6 mode? +
Yes, this access point maintains full backward compatibility with older wireless standards, including 802.11a/b/g/n/ac. The radio management features allow the device to coexist with legacy hardware while simultaneously offloading traffic to the high-efficiency Wi-Fi 6 bands, ensuring your existing infrastructure remains functional during a staged upgrade process.
What does the 'B' regulatory domain represent for this Cisco SKU? +
The C9120AXI-B is specifically designated for the B regulatory domain, which dictates the allowable frequency bands and transmission power levels for operation within specific geographical regions. It is essential to ensure that this model matches your local regulatory requirements to remain compliant with regional spectrum laws and interference standards.
How do the internal antennas impact the mounting options for this indoor unit? +
The C9120AXI-B features sleek, integrated internal antennas designed for optimal signal coverage in standard indoor environments. Because the antennas are housed within the chassis, the device provides a clean aesthetic and is ideal for drop-ceiling or wall-mount deployments where external, protruding antennas might be susceptible to damage or environmental interference.
Is the C9120AXI-B suitable for mission-critical enterprise applications? +
Absolutely. This model is built for the enterprise Catalyst series, offering advanced features like hardware-based security, flexible radio assignment, and robust management interfaces. It is engineered to handle the rigorous demands of modern business networks, providing the reliability needed for VoIP, video conferencing, and other latency-sensitive enterprise operations.
What level of management flexibility does the Catalyst 9120AX provide? +
The C9120AXI-B offers flexible deployment models, allowing it to be managed via Cisco DNA Center, Cisco IOS XE, or the embedded wireless controller. This versatility enables IT administrators to choose between centralized management for large campuses or a simplified, controller-less setup for smaller branch offices, scaling easily as your network footprint evolves.
How does the 4x4:4 MIMO configuration improve user experience? +
With 4x4:4 Multiple-Input Multiple-Output (MIMO) technology, the access point can transmit and receive data on four spatial streams simultaneously. This provides a substantial boost in total system capacity and signal robustness, allowing more users to stream high-definition media and access cloud-based resources simultaneously without experiencing the slowdowns common in older, single-stream wireless deployments.
What are the power requirements for operating this access point? +
The C9120AXI-B is designed to be powered via Power over Ethernet (PoE), typically utilizing 802.3at (PoE+) to ensure full functionality. When planning your deployment, ensure your network switches are capable of providing sufficient power budgets to support the full feature set of these access points, maintaining stable operation during peak load conditions.
Can I receive a bulk discount if I need to outfit an entire office building? +
BuyRouterSwitch.com specializes in providing competitive pricing for large-scale enterprise deployments. If you are planning a significant infrastructure rollout, please contact our sales team directly to request a bulk quote. We work closely with our partners to ensure you receive the best possible value for high-volume orders of Cisco networking hardware.
Why should I purchase my Cisco equipment through BuyRouterSwitch.com? +
Choosing BuyRouterSwitch.com ensures that you are sourcing genuine, high-quality enterprise hardware from a trusted supplier. We prioritize secure ordering processes and maintain a deep inventory to help IT procurement teams stay on schedule. Our focus is on providing a seamless purchasing experience that helps you build reliable, high-performance network infrastructures with confidence.
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