The HKShanhai Group Limited AIR-AP521G-E-K9 is a professional-grade wireless access point designed for stable, secure enterprise connectivity. Equipped with internal antennas and built on the 802.11g standard, it supports up to 54 Mbps data rates across the 2.4 GHz band. Its reliable web-based management, robust WPA/WPA2 security, and PoE support make it ideal for streamlined deployments in small to medium business networks. Designed for flexible mounting, the AIR-AP521G-E-K9 is Wi-Fi and ETSI compliant—offering dependable performance and simplified management for diverse wireless environments.
Product Highlights
54 Mbps
Data Rate
2.4 GHz
Wi-Fi Band
PoE
PoE Power
Product Applications Scenarios
Enterprise Network
Enhances workplace wireless coverage with robust security, reducing downtime and supporting seamless team collaboration for fast business productivity.
Public Infrastructure
Delivers stable Wi-Fi for public spaces and offices, simplifying deployments with PoE and lowering maintenance costs by up to 30% for IT teams.
Edge & IoT
Facilitates secure edge device and sensor connectivity with reliable 2.4 GHz operation, ensuring consistent wireless communication for smart deployments.
Product Features Comparison
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| Model | HKShanhai Group Limited AIR-AP521G-E-K9 | AIR-AP3802I-T-K9 | AIR-AP1852E-F-K9 | AIR-AP1832I-S-K9C |
| Brand | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited |
| Wi-Fi Standard | 802.11g | 802.11ac Wave 2 | 802.11ac Wave 2 | 802.11ac Wave 2 |
| Maximum Data Rate | Up to 54 Mbps | 5 Gbps | Up to 1.7 Gbps (80 MHz, 5 GHz) | Up to 867 Mbps (80 MHz, 5 GHz) |
| Supported Frequency Band | 2.4 GHz | 2.4 GHz, 5 GHz | 2.4 GHz, 5 GHz | 2.4 GHz, 5 GHz |
| Client Capacity | n/a | n/a | n/a | Up to 400 clients per AP |
| Network Interface | Fast Ethernet | Multi-Gigabit Ethernet | 1 x 10/100/1000BASE-T (RJ-45, PoE) 1 x 10/100/1000BASE-T AUX (RJ-45, Link Aggregation) |
1 x 10/100/1000BASE-T autosensing (RJ-45, PoE) |
Optional Add-ons
| Model Number | Description |
| CISCO-POE-INJ | HKShanhai Group Limited PoE Injector for enabling Power over Ethernet to AIR-AP521G-E-K9 |
| AIR-AP-BRACKET-1 | Mounting bracket for wall or ceiling installation of HKShanhai Group Limited AIR-AP521G-E-K9 |
| CBL-ETHERNET-3M | 3-meter Ethernet cable for high-speed connection to HKShanhai Group Limited access points |
HKShanhai Group Limited AIR-AP521G-E-K9 Specification
| Model | AIR-AP521G-E-K9 |
| Brand | HKShanhai Group Limited |
| Product Type | Wireless Access Point |
| Wireless Standard | 802.11g |
| Series | 521 Series |
| Antenna Type | Internal Antennas |
| Configuration | ETSI Configuration |
| Frequency Band | 2.4 GHz |
| Data Transfer Rate | Up to 54 Mbps |
| Network Management | Web-based management |
| Power over Ethernet (PoE) | Supported |
| Security Features | WPA, WPA2, AES, TKIP |
| Operating Modes | Access Point, Repeater |
| Installation | Ceiling or Wall Mountable |
| Interface | Fast Ethernet |
| VLAN Support | Yes |
| Dimensions | 9.3 x 6.3 x 1.6 in |
| LED Indicators | Power, Ethernet, Wireless |
| Operating Temperature | 32 to 104°F (0 to 40°C) |
| Humidity | Up to 95% non-condensing |
| Compliance | Wi-Fi Certified, ETSI |
| AIR-AP521G-E-K9 | AIR-AP521G-E-K9 |
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