Aironet 3800 Series Enterprise Wi-Fi 5 Access Point
Product Description
The Cisco AIR-AP3802E-B-K9 from Cisco is a high-capacity enterprise indoor wireless access point from the Aironet 3800 Series, engineered to deliver reliable, high-speed Wi-Fi connectivity in dense business environments.
It supports 802.11ac Wave 2 dual-band wireless with 4×4 MU-MIMO, allowing simultaneous transmission to multiple clients for improved efficiency and throughput. This model features external antenna support, enabling network engineers to optimize coverage for large offices, warehouses, auditoriums, or complex RF environments.
With multigigabit Ethernet support, PoE+ power, and advanced RF intelligence, the AP3802E-B-K9 is designed for scalable enterprise wireless infrastructure requiring high performance and flexibility.
Model Type
Indoor Dual-Band Wi-Fi 5 (802.11ac Wave 2) Enterprise Access Point with External Antennas
Category
Networking – Enterprise Indoor Wireless Infrastructure
Key Features
802.11ac Wave 2 Dual-Band Wi-Fi — Supports 2.4 GHz and 5 GHz radios with MU-MIMO for efficient multi-client performance.
Up to ~5.2 Gbps Aggregate Throughput — Delivers very high wireless capacity suitable for dense enterprise deployments.
4×4 MU-MIMO Radio Architecture — Four spatial streams improve reliability, efficiency, and client capacity.
External Antenna Flexibility — Supports Cisco antenna options for tailored indoor coverage and optimized RF design.
Multigigabit Ethernet Support — Includes ports supporting up to 5 Gbps uplinks for high-bandwidth networks.
Advanced RF Optimization — Includes CleanAir®, ClientLink®, beamforming, and band steering for better performance.
PoE+ Powered Deployment — Supports 802.3at PoE+ for simplified installation using a single Ethernet cable.
Enterprise Security & Controller Integration — Compatible with Cisco Wireless Controllers, FlexConnect, and Mobility Express deployments.
Technical Specs at a Glance
| Specification | Details |
|---|---|
| Model | Cisco AIR-AP3802E-B-K9 |
| Series | Aironet 3800 |
| Wi-Fi Standard | IEEE 802.11ac Wave 2 |
| Bands | 2.4 GHz + 5 GHz |
| Radio Design | 4×4 MU-MIMO |
| Max Data Rate | Up to ~5.2 Gbps aggregate |
| Antennas | External (Cisco-compatible, sold separately) |
| Ethernet | 2× Multigigabit ports (up to 5 GbE) |
| USB | 1× USB 2.0 |
| Power | 802.3at PoE+ or injector |
| Deployment | Indoor ceiling / wall mounting |
| Environment | Enterprise indoor deployment |
| Regulatory Domain | B (Americas / FCC region) |
Typical Use Cases
Enterprise Offices — Provides high-capacity Wi-Fi for dense corporate environments.
Education Campuses — Supports high user density in lecture halls and classrooms.
Warehouses & Industrial Indoor Sites — External antennas allow optimized aisle and zone coverage.
Hospitals & Public Buildings — Reliable connectivity for mission-critical applications.
Retail & Hospitality — Stable wireless for guests, POS systems, and staff devices.
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