C9120AXE-E - Cisco Catalyst 9120 WiFi 6 Access Point Overview
C9120AXE-E - Cisco Catalyst 9120 WiFi 6 Access Point is a genuine wireless coverage and secure client access product from Cisco, a leading enterprise networking vendor whose Catalyst, Nexus and ISR families power campus, data-center and branch networks worldwide. Belonging to the Cisco family, the C9120AXE-E unit is built to the original factory specification, so it integrates with existing Cisco deployments predictably and behaves exactly as the platform documentation describes. In the network, it is deployed as a standalone unit or as part of a larger managed network, following the standard operating procedures of the platform.
This unit follows the original factory specification for the Cisco family, covering its intended role without compatibility surprises. Standard mounting, cabling and management practices apply, and it interoperates with surrounding hardware using the same procedures as other Cisco equipment already deployed in the network.
Typical deployments include high-density wireless for offices and halls, branch and remote-site Wi-Fi coverage, and guest networks and IoT onboarding. Organizations commonly source it for refresh programs, capacity expansion and spares management, keeping a tested unit on hand so outages stay short and replacements are predictable. The factory detail for this unit reads: “Cisco Catalyst 9120AX Series”. This makes it a practical choice when original-spec hardware is required at a predictable cost.
Every unit at LinkNewNet is inspected and tested before dispatch, and stock is graded, cleaned and verified for correct operation, including port status, console access and firmware state. Our warranty coverage and responsive technical support protect the purchase after it arrives, and our team can confirm revision levels and software compatibility before you order. For volume requirements we also offer configuration checks and staged delivery options.
Contact our sales team for current availability, lead time and shipping options for the C9120AXE-E. We respond quickly with stock status and a firm quote, so you can plan the refresh or expansion with confidence.
Key Specifications
Applications
Campus Coverage
High-density wireless for offices and halls.
Branch Wi-Fi
Cost-effective coverage for remote sites.
Guest & IoT
Isolated guest networks and IoT onboarding.
Buying a Pre-Owned C9120AXE-E
Verify the unit is tested, firmware confirmed, and condition documented. Every unit is fully tested and warranty covered. Contact our team for current stock and availability.
C9120AXE-E Specifications | |
Software |
|
Supported wireless LAN controllers |
|
802.11n version 2.0 (and related) capabilities |
|
802.11ac |
|
802.11ax |
|
Integrated antenna | Flexible radio (either on 2.4GHz or on 5GHz)
Dedicated 5GHz radio
|
External antenna (sold separately) |
|
Smart Antenna Connector |
|
Interfaces |
|
Indicators |
|
Dimensions (W x L x H) |
|
Input power requirements |
|
Environmental | Cisco Catalyst 9120AXI
Note: When the ambient operating temperature exceeds 40°C, the access point will shift from 4x4 to 2x2 on both the 2.4-GHz and 5-GHz radios, uplink Ethernet will downgrade to 1 Gigabit Ethernet; however, the USB interface will remain enabled Cisco Catalyst 9120AXE and 9120AXP
|
System memory |
|
Warranty | Limited lifetime hardware warranty |
Available transmit power settings | 2.4 GHz
5 GHz
|
Frequency band and 20-MHz operating channels | E (E regulatory domain):
|
STP loopback guard | Provides additional protection against Layer 2 forwarding loops (STP loops) |
Secure Core Technology (SCT) | Ensures that the switch will receive and process management and protocol traffic no matter how much traffic is received |
Secure Sensitive Data (SSD) | A mechanism to manage sensitive data (such as passwords, keys, and so on) securely on the switch, populating this data to other devices, and secure auto-config. Access to view the sensitive data as plain text or encrypted is provided according to the user-configured access level and the access method of the user |
Trustworthy systems | Trustworthy systems provide a highly secure foundation for Cisco products Run-time defenses (Executable Space Protection [X-Space], Address Space Layout Randomization [ASLR], Built-In Object Size Checking [BOSC]) |
Port security | Ability to lock source MAC addresses to ports and limit the number of learned MAC addresses |
RADIUS | Supports RADIUS authentication for management access. Switch functions as a client. |
Storm control | Broadcast, multicast, and unknown unicast |
DoS prevention | Denial-of-Service (DoS) attack prevention |
Multiple user privilege levels in CLI | Level 1, 7, and 15 privilege levels |
Access Control Lists (ACLs) | Support for up to 512 rules Drop or rate limit based on source and destination MAC, VLAN ID or IPv4 or IPv6 address, IPv6 flow label, protocol, port, Differentiated Services Code Point (DSCP)/IP precedence, TCP/UDP source and destination ports, 802.1p priority, Ethernet type, Internet Control Message Protocol (ICMP) packets, IGMP packets, TCP flag; ACL can be applied on both ingress and egress sides Time-based ACLs supported |
Flash | 256 MB |
CPU | 800 MHz ARM |
DRAM | 512 MB |
Environmental | |
Power | 100 to 240V 50 to 60 Hz, internal, universal: CBS250-16T-2G, CBS250-16P-2G, CBS250-24T-4G, CBS250-24PP-4G, CBS250-24P-4G, CBS250-24FP-4G, CBS250-48T-4G, CBS250-48PP-4G, CBS250-48P-4G, CBS250-24T-4X, CBS250-24P-4X, CBS250-24FP-4X, CBS250-48T-4X, CBS250-48P-4X 100 to 240V 50 to 60 Hz, external: CBS250-8T-D, CBS250-8PP-D, CBS250-8T-E-2G, CBS250-8PP-E-2G, CBS250-8P-E-2G, CBS250-8FP-E-2G |
Certification | UL (UL 62368), CSA (CSA 22.2), CE mark, FCC Part 15 (CFR 47) Class A |
Operating temperature | 32° to 122°F (0° to 50°C) for CBS250-8T-D and CBS250-8PP-D 23° to 122°F (-5° to 50°C) for other models |
Storage temperature | -13° to 158°F (-25° to 70°C) |
Operating humidity | 10% to 90%, relative, noncondensing |
Storage humidity | 10% to 90%, relative, noncondensing |
Warranty | Limited lifetime |
C9120AXE-E - Deployment Notes
This C9120AXE-E switch is suited to wiring-closet, distribution, or core roles depending on the port density and uplink options of the specific model. The port configuration is a key consideration when planning power budgets for attached devices such as IP phones and access points.
For a refresh or expansion, confirm the IOS/NX-OS software release supported by this specific SKU, the fan and power requirements, and the uplink modules that match your existing infrastructure. Our team can verify revision levels and software compatibility before you order.
Every unit at LinkNewNet is inspected and tested before dispatch, and this C9120AXE-E variant is graded, cleaned and verified for correct operation, including port status, console access and firmware state. Volume requirements can be staged with configuration checks.
C9120AXE-E - Cisco Series Notes
This listing is part of the Cisco enterprise networking product family, sourced and tested by LinkNewNet for enterprise deployment. Cisco wireless product delivers Wi-Fi coverage, controller functionality, or antenna solutions for enterprise networks. It integrates with Cisco wireless controllers and DNA Center for centralized management.
Deployment guidance: When planning this C9120AXE-E unit into a network, confirm the software image (IOS/IOS-XE/NX-OS) required, the power and cooling profile, and the upstream/downstream interface types that match your existing infrastructure. For a like-for-like refresh, match the feature set of the units already in service so management and automation behave consistently.
Our Cisco reconditioning process: Every pre-owned Cisco unit at LinkNewNet passes a documented reconditioning flow before dispatch - visual inspection, internal cleaning, firmware verification, port-by-port testing, and configuration reset to factory defaults. This ensures the unit you receive operates reliably and integrates cleanly with your existing Cisco management tools.
Related models in this family: C9115AXI-H, C9115AXE-H, CW9163E-x, C9136I-x, C9115AXI-A. Compare specifications to confirm the right port density, feature set and uplink options for your deployment.
Model code: E = Enhanced feature set / EMEA regulatory domain - this suffix indicates the feature set, power, or regulatory variant of the C9120AXE-E, which affects software licensing and regional compliance.







