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AIR-AP521G-P-K9
802.11g Auto AP, Int Radios, Ants, Japan2 Cnfg 521 Series Ac...
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AIR-AP521G-P-K9 is a robust wireless access point engineered for enterprise environments, offering reliable 2.4GHz connectivity and support for the 802.11b/g standards with a data rate of up to 54 Mbps. Its compact design and internal omnidirectional antenna enable consistent performance for indoor deployments in offices, educational institutions, and other medium-density environments.
Optimized for straightforward installation, the device supports Power over Ethernet (PoE) via an RJ-45 connector and provides flexible mounting options including both ceiling and wall mounting. With built-in WPA and WPA2 security protocols and compliance with FCC, CE, and RoHS standards, the AIR-AP521G-P-K9 is a trusted solution for enhancing wireless network performance in demanding indoor settings.
AIR-AP521G-P-K9 price is $263.00, a 47.3% saving from the Cisco list price of $499.00. AIR-AP521G-P-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for AIR-AP521G-P-K9 for additional pricing. Browse the full Cisco 521 Access Point series or explore all Cisco products.
To get the detailed certification, please go to the Compliance Center.
| AIR-AP521G-P-K9 |  AIR-LAP521G-E-K9 |  AIR-AP521G-E-K9 |  AIR-LAP521G-A-K9 |  AIR-LAP521G-P-K9 | |
|---|---|---|---|---|---|
| Antenna Gain | N/A | 3dBi | N/A | N/A | N/A |
| Antenna Type | Internal Omnidirectional | Omnidirectional | Omnidirectional | Internal Omnidirectional | Internal Omnidirectional |
| Beamforming | N/A | No | Yes | N/A | No |
| Compliance | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC, CE, RoHS | FCC / CE / RoHS |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Coverage Area | N/A | N/A | N/A | N/A | N/A |
| Data Rate | 54 Mbps | 54Mbps | 1Gbps | Up to 54 Mbps | 54Mbps |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Ethernet Port | 1x Fast Ethernet | 1x 10/100 | 1x Gigabit | 1x Gigabit | 1x 10/100 Ethernet |
| Frequency Bands | 2.4GHz | 2.4GHz | 2.4GHz / 5GHz | 2.4GHz | 2.4GHz |
| Height | N/A | N/A | N/A | N/A | N/A |
| MIMO Technology | N/A | N/A | MU-MIMO | N/A | N/A |
| Management Features | N/A | On-Premises | On-Premises | SNMP, On-Premises Management | SNMP / CLI |
| Max Number of Devices Supported | N/A | N/A | N/A | N/A | N/A |
| Max Range | N/A | N/A | N/A | N/A | N/A |
| Memory | N/A | N/A | N/A | N/A | N/A |
| Mesh Networking | No | No | N/A | No | No |
| Mounting Options | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount, Wall Mount | Ceiling Mount / Wall Mount |
| Outdoor Use | No | No | No | No | No |
| Power Supply | PoE | PoE | PoE | PoE | PoE |
| Processor | N/A | N/A | N/A | N/A | N/A |
| Product Name | AIR-AP521G-P-K9 | AIR-LAP521G-E-K9 | Cisco Aironet 521 Series Access Point AIR-AP521G-E-K9 | Cisco Aironet 521 Wireless Access Point AIR-LAP521G-A-K9 | Cisco Aironet 521G Access Point |
| Product Type | Wireless Product | Wireless Access Point | Wireless Product | Wireless Access Point | Wireless Product |
| Protocols Supported | 802.11b/g | 802.11b/g / Ethernet | 802.11a/b/g/n/ac | 802.11b/g | 802.11b/g |
| Security Features | WPA / WPA2 | WPA / WPA2 | WPA2 / 802.1X | WPA, WPA2 | WEP / WPA / WPA2 |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Wi-Fi Standard | 802.11b/g | 802.11b/g | Wi-Fi 5 | 802.11g | 802.11b/g |
| Width | N/A | N/A | N/A | N/A | N/A |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
| Wi‑Fi Standard |
AIR-AP521G-P-K9 was easy to deploy in autonomous mode. Stable coverage and reliable performance for everyday office connectivity.
AIR-AP521G-P-K9 performs consistently and requires little maintenance. Good option for smaller enterprise locations.
We installed AIR-AP521G-P-K9 for legacy client support. Reliable connection quality and straightforward configuration.
AIR-AP521G-P-K9 provides predictable coverage and stable operation. It has worked well in our branch network.
Autonomous setup on AIR-AP521G-P-K9 was quick. Performance remains steady during business hours.
AIR-AP521G-P-K9 has been dependable in production. Solid hardware and consistent wireless reliability.
The AIR-AP521G-P-K9 is an 802.11g indoor lightweight access point from Cisco’s 521 Series, optimized for Japan regulatory domain with integrated radios and antennas.
It supports IEEE 802.11g, delivering up to 54 Mbps data rates in the 2.4 GHz band.
It delivers up to 30 meters indoor and up to 100 meters outdoor coverage under typical conditions.
It supports up to 128 concurrent client associations for reliable multi-user connectivity.
The AIR-AP521G-P-K9 supports up to 16 SSIDs, enabling multiple network segments per radio.
It offers WPA/WPA2, 802.11i, 802.1X authentication, RADIUS integration, and rogue AP detection.
Yes, it includes four internal omni-directional antennas for seamless installation.
Yes. It is IEEE 802.3af PoE–capable, simplifying deployment without external power adapters.
It is centrally managed by Cisco Wireless LAN Controllers and Cisco Prime Infrastructure for unified policy control.
Yes. It is factory-configured for the Japan2 regulatory domain, ensuring full local legal compliance.
It requires Cisco IOS firmware 12.3(8)JA or later to enable full feature support and stability.
You can ceiling-mount on T-bar grids, solid ceilings, or wall-mount using standard brackets included in the package.
It measures 192 × 192 × 41 mm (W×H×D) and weighs approximately 1.03 kg.
Cisco provides a 90-day limited hardware warranty, with optional SMARTnet service for extended support.
Primarily designed as a lightweight AP with a wireless controller, it can be converted to autonomous mode via IOS image upgrade.
It delivers up to 20 dBm EIRP in the 2.4 GHz band, adjustable by regulatory constraints.
Follow Cisco’s design guide: perform RF site surveys, enable dynamic channel allocation, and adjust transmit power levels.