AIR-AP3802E-H-K9 Cisco Wireless Access Point - 5.2GBPS

Cisco AIR-AP3802E-H-K9 Wireless Access Point

The AIR-AP3802E-H-K9 is a high-performance enterprise wireless access point designed for indoor environments with external antennas. It supports 802.11ac Wave 2 technology, 4x4 MU-MIMO with three spatial streams, and delivers wireless speeds up to 5.2 Gbps. It includes Clean Air technology for interference detection, Multigigabit Ethernet, beamforming, and flexible radio support for better wireless coverage and performance. The H regulatory domain version is intended for countries that use H-region wireless regulations, making it ideal for high-density enterprise Wi-Fi deployments

General Information

• Manufacturer: Cisco
• Part Number: AIR-AP3802E-H-K9
• Device Type: Wireless Access Point

Technical Information

• Series: Cisco Aironet 3800 Series
• Wi-Fi Standard: IEEE 802.11a/b/g/n/ac Wave 2
• Deployment: Indoor
• Antenna: External Antenna
• Frequency Band: Dual Band (2.4 GHz & 5 GHz)
• MIMO: 4×4 MU-MIMO with 3 Spatial Streams
• Regulatory Domain: H
• Maximum Speed: Up to 5.2 Gbps
• Speed: Up to 5.2 Gbps
• Channel Widths: 20, 40, 80, 160 MHz
• Beamforming: 802.11ac Beamforming
• CleanAir: Advanced RF Interference Mitigation

Connectivity & Power

• Ethernet: Multigigabit Ethernet
• Power Options: IEEE 802.3at PoE+, Cisco UPOE, 50W Adapter

Ports & Interfaces

• Ethernet Port 1: 1 × 100/1000/2.5G/5G Multigigabit 
• Ethernet Port 2: 1 × 10/100/1000 Mbps Auxiliary 
• Management Port: 1 × RJ-45 Console
• USB Port: 1 × USB 2.0

Hardware & Power

• Antenna Gain: Up to 6 dBi
• Memory: 1024 MB DRAM
• Flash Storage: 256 MB
• Power Input: IEEE 802.3at PoE+, Cisco UPOE, 50W Adapter
• Max Power Consumption: 34 W

Physical Dimensions

• Size: 220 × 220 × 67 mm (8.66 × 8.68 × 2.62 in)
• Weight: 2.09 kg (4.6 lb)

Compatibility

• Cisco WLC 2500 Series
• Cisco 3504 Wireless Controller
• Cisco 5508 Wireless Controller
• Cisco 5520 Wireless Controller
• Cisco 8540 Wireless Controller
• Cisco Flex 7500 Wireless Controller
• Cisco Virtual Wireless Controller (vWLC)
• Cisco Catalyst 9800 Series Controllers
• Cisco Mobility Express
• CAT5e, CAT6, CAT6a Cabling
• Cisco External Antennas for Aironet 3802E Series

Supported Switches

• Cisco Catalyst 3650 Series
• Cisco Catalyst 3850 Series
• IEEE 802.3at PoE+ Switches
• Cisco UPOE Switches

Cisco AIR-AP3802E-H-K9 Wireless Access Point Overview

The Cisco AIR-AP3802E-H-K9 Wireless Access Point represents a powerful solution within the Cisco Aironet 3800 Series, engineered to deliver exceptional wireless performance in enterprise-grade environments. This category focuses on high-density deployments, advanced wireless standards, and robust compatibility with Cisco’s networking ecosystem. With a maximum throughput of 5.2 Gbps, the AIR-AP3802E-H-K9 is designed to support modern business applications, multimedia streaming, and mission-critical connectivity across diverse industries.

Device Classification

The device is categorized as an enterprise-grade wireless access point, specifically designed for indoor deployment. Its external antenna configuration allows flexible coverage optimization, making it suitable for complex environments such as hospitals, campuses, hotels, and large office spaces.

Wireless Standard Support

The AIR-AP3802E-H-K9 supports IEEE 802.11ac Wave 2, offering advanced features such as multi-user MIMO and wider channel bandwidths. Backward compatibility with IEEE 802.11a/b/g/n ensures seamless integration with legacy devices while maintaining high-speed connectivity for modern clients.

MIMO Technology

Equipped with 4x4 MU-MIMO and three spatial streams, the access point enables simultaneous communication with multiple devices. This technology enhances overall network efficiency, reduces latency, and improves user experience in environments with high client density.

Maximum Wireless Speed

The device delivers up to 5.2 Gbps of wireless throughput, supporting bandwidth-intensive applications such as HD video conferencing, cloud-based collaboration, and large-scale data transfers. This performance level ensures that enterprises can meet the demands of modern digital workflows.

Frequency Bands

Dual-band operation across 2.4 GHz and 5 GHz frequencies provides flexibility in managing client connections. The flexible radio design supports dual 5 GHz or 2.4 GHz/5 GHz operation, optimizing coverage and capacity based on deployment needs.

Regulatory Domain

The “H” regulatory domain designation ensures compliance with regional wireless regulations, making the AIR-AP3802E-H-K9 suitable for deployment in specific geographic areas while adhering to local frequency and power requirements.

Cisco CleanAir Technology

CleanAir technology enables proactive interference detection and mitigation, ensuring reliable performance even in environments with competing wireless signals. This feature is particularly valuable in hospitals, universities, and corporate campuses where multiple wireless systems coexist.

Cisco ClientLink

ClientLink enhances connectivity for legacy clients by improving signal quality and throughput. This ensures that older devices can still benefit from optimized performance without compromising the overall efficiency of the wireless network.

Beamforming Capabilities

Beamforming technology directs wireless signals toward connected clients, improving coverage and reducing dead zones. This results in stronger connections, better user experiences, and more efficient use of available bandwidth.

Ethernet Ports

The access point includes a 100/1000/2500/5000 Mbps Multigigabit RJ-45 port, supporting high-speed wired uplinks. An auxiliary 10/100/1000 Mbps Ethernet port provides additional connectivity options, while an RJ-45 management console port facilitates administrative access.

Memory and Storage

With 1024 MB DRAM and 256 MB Flash memory, the AIR-AP3802E-H-K9 ensures stable performance and sufficient storage for firmware and configuration files. This hardware foundation supports advanced features and future software updates.

Antenna Connectors

External RP-TNC connectors allow integration with specialized antennas, enabling tailored coverage solutions. The maximum supported antenna gain of up to 6 dBi provides flexibility in extending wireless reach across large or complex environments.

Dimensions and Weight

The device measures 22 × 22 × 6.7 cm and weighs approximately 2.09 kg. Its compact form factor and manageable weight make installation straightforward, whether mounted on ceilings, walls, or other indoor structures.

Supported Wireless LAN Controllers

The AIR-AP3802E-H-K9 integrates seamlessly with Cisco’s wireless LAN controllers, including the 2500, 3504, 5508, 5520, 8540, Flex 7500, Virtual Wireless Controller, and Catalyst 9800 Series. This compatibility ensures centralized management, scalability, and advanced security features.

Supported Cisco Switches

Compatibility extends to Cisco Catalyst 3650 and 3850 Series switches, Multigigabit switches, and PoE+ switches compliant with IEEE 802.3at standards. This integration supports high-speed uplinks and efficient power delivery via Power over Ethernet.

Software Support

The device supports Cisco Unified Wireless Network Software 8.2 MR1 or later, Cisco IOS XE, and Cisco Mobility Express. These software platforms provide advanced management, automation, and deployment flexibility for enterprises of all sizes.

Protocol Support

The AIR-AP3802E-H-K9 is compatible with IPv4 and IPv6, ensuring readiness for modern networking environments. Support for CAPWAP architecture enables secure and scalable wireless deployments across distributed networks.

Multigigabit Infrastructure

Power is delivered via PoE+ (802.3at) or an optional external 48V DC adapter. Multigigabit Ethernet infrastructure support ensures that wired uplinks can match the high-speed wireless performance, preventing bottlenecks in data transmission.

Enterprise Offices

In corporate environments, the AIR-AP3802E-H-K9 provides reliable connectivity for employees, supporting collaboration tools, VoIP communications, and secure access to enterprise applications. Its ability to handle high client density ensures smooth performance during peak usage.

Educational Institutions

Universities and schools benefit from the device’s ability to support large numbers of students and faculty simultaneously. High-speed connectivity enables e-learning platforms, digital libraries, and multimedia-rich educational content.

Centralized Management

Through Cisco wireless controllers, administrators can enforce consistent security policies across the network. This centralized approach simplifies compliance with industry regulations and enhances overall network resilience.

Healthcare Facilities

Hospitals and clinics require dependable wireless networks for patient monitoring systems, medical imaging, and secure access to electronic health records. The AIR-AP3802E-H-K9 delivers the reliability and performance necessary for these critical applications.

Hospitality Industry

Hotels and resorts rely on robust wireless coverage to provide seamless internet access to guests. The device’s ability to manage high-density environments ensures that multiple guests can stream, browse, and work without interruptions.

Dynamic Frequency

DFS support allows the access point to operate on less congested channels, reducing interference and improving overall performance. This feature is particularly useful in environments with multiple overlapping wireless networks.

Packet Aggregation

Support for A-MPDU and A-MSDU packet aggregation enhances throughput efficiency by reducing overhead. This results in faster data transmission and improved performance for bandwidth-intensive applications.

Enterprise-Grade Protection

Integration with Cisco’s security ecosystem provides advanced protection against unauthorized access, malware, and network threats. Features such as WPA2, WPA3, and secure tunneling protocols ensure data integrity and confidentiality.