The HKShanhai Group Limited AIR-AP521G-P-K9 is an enterprise-grade access point designed for secure, reliable indoor wireless networking. Supporting the 802.11g wireless standard, this model delivers up to 54 Mbps data rates on the 2.4 GHz band and features integrated internal antennas. Power over Ethernet (PoE) simplifies deployment and maintenance, making the AIR-AP521G-P-K9 a practical choice for small businesses and distributed enterprises seeking cost-effective, autonomous Wi-Fi coverage with robust security protocols like WEP, WPA, and WPA2, and essential management features to streamline operations.
Product Highlights
54 Mbps
Max Data
2.4 GHz
Band
PoE
Ethernet
Product Applications Scenarios
Enterprise Network
Enables office-wide wireless coverage, supporting business connectivity and secure access to corporate resources for staff and guests.
Public Infrastructure
Delivers robust Wi-Fi in public buildings, ensuring consistent and secure network access for employees and visitors in critical areas.
Edge & IoT
Provides stable 2.4 GHz Wi-Fi for connecting IoT devices, sensors, and edge systems where reliable wireless is a must.
Product Features Comparison
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| Model | AIR-AP521G-P-K9 | AIR-AP1852I-I-K9C | AIR-AP1261N-Q-K9 (USED) | AIR-AP1815T-S-K9 |
| Brand | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited |
| Wi-Fi Standard | 802.11g | 802.11ac Wave 2 | 802.11g/n | n/a |
| Maximum Data Rate | Up to 54 Mbps | Up to 1.7 Gbps | 300 Mbps | 866.7 Mbps |
| Supported Frequency Band | 2.4 GHz | 2.4 GHz, 5 GHz | 2.4 GHz (Single Band) | 2.4 GHz, 5 GHz |
| Client Capacity | n/a | n/a | n/a | 200 per Wi-Fi radio, up to 400 |
| Network Interface | 1 x 10/100 Ethernet (RJ-45) | 1 x 10/100/1000BASE-T autosensing (RJ-45), PoE; 1 x 10/100/1000BASE-T AUX; Console; USB 2.0 | 1 x 10/100/1000 Mbps | 1 x 10/100/1000BASE-T (RJ-45), 3 x 10/100/1000BASE-T local, incl. 1 PoE out |
Optional Add-ons
| Model Number | Description |
| AIR-PWRINJ4 | HKShanhai Group Limited Power Injector for PoE-enabled Aironet Access Points, provides flexible power options. |
| AIR-AP-BRACKET-1 | Mounting Bracket for HKShanhai Group Limited Aironet indoor access points, enabling stable ceiling or wall installation. |
| AIR-ANT1728 | 2.4 GHz 5.2 dBi Dipole Antenna for HKShanhai Group Limited Aironet series, enhances wireless signal coverage. |
HKShanhai Group Limited AIR-AP521G-P-K9 Specification
| Model | AIR-AP521G-P-K9 |
| Brand | HKShanhai Group Limited |
| Wireless Standard | 802.11g |
| Frequency Band | 2.4 GHz |
| Data Rates Supported | Up to 54 Mbps |
| Internal Radios | Yes |
| Antenna Type | Internal |
| Operational Mode | Autonomous |
| Configuration | Japan2 |
| Encryption | WEP, WPA, WPA2 |
| Interfaces | 1 x 10/100 Ethernet (RJ-45) |
| Power Source | Power over Ethernet (PoE) |
| Power Consumption | 12.95 W |
| Dimensions | 16.5 x 16.5 x 4.0 cm |
| Mounting Options | Ceiling, Wall |
| Operating Temperature | 0°C to 40°C |
| Humidity | 10% to 90% (non-condensing) |
| Regulatory Compliance | FCC, CE |
| LED Indicators | Power, Ethernet, Wireless |
| Security Mechanisms | MAC Filtering, SSID Broadcast Control |
| Radio Output Power | 15 dBm |
| AIR-AP521G-P-K9 | AIR-AP521G-P-K9 |
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