Product Type | Wireless Access Point |
Form Factor | Ceiling or Wall Mountable |
Wireless Standard | Wi-Fi 6E (802.11ax) |
Frequency Bands | 2.4 GHz, 5 GHz, 6 GHz |
MIMO Configuration | 4x4 MIMO |
Radio Design | Tri-radio (2.4GHz, 5GHz, 6GHz) |
Max Data Rate | 10.2 Gbps aggregate |
Power Options | 802.3at PoE+, Cisco UPOE |
Power Consumption | Peak: 25.5W (with USB enabled / BLE enabled) |
Mounting Options | Included ceiling and wall mount bracket |
Warranty | Limited Lifetime Hardware Warranty |
Cisco Catalyst 9166D1 AP (Tri-Band 4x4, W6E, CW9166D1-E)



Key Benefits

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- - Delivers Wi-Fi 6E performance across tri-band spectrum for high-density environments
- - Enterprise-grade connectivity backed by Cisco's limited lifetime warranty
- - Supports multigigabit Ethernet speeds to handle modern bandwidth demands
Product Overview
The Cisco Catalyst 9166D1 Access Point (CW9166D1-E) delivers enterprise-grade tri-band wireless support with 4x4 MIMO performance across 2.4GHz, 5GHz, and 6GHz bands. This Wi-Fi 6E ready device ensures future-proof connectivity while maintaining compatibility with existing standards like 802.11a/b/g/n/ac/ax. It supports multigigabit Ethernet interfaces (100M/1G/2.5G/5G RJ-45) for flexible, high-speed uplinks, and includes a USB 2.0 port and management console. With a limited lifetime hardware warranty, it's ideal for scalable campus and enterprise deployments where reliability and performance are critical.
Specifications
Product Overview
Wireless Features
Wi-Fi Standards | 802.11a/b/g/n/ac/ax (Wi-Fi 6/6E) |
Number of Spatial Streams | 4 per radio |
Maximum Clients | Up to 5,000 clients per access point (all bands combined) |
Antenna Type | Internal, omni-directional antennas |
Beamforming | Supported |
Band Steering | Supported |
Target Wake Time (TWT) | Supported |
Orthogonal Frequency Division Multiple Access (OFDMA) | Supported |
Multi-User MIMO (MU-MIMO) | Supported on 2.4GHz, 5GHz and 6GHz |
Compliance & Origin
Country of Origin | CHINA / MEXICO |
Regulatory Compliance | FCC, UL, IC, CE, RoHS |
Certifications | Wi-Fi Certified 6E, ENERGY STAR qualified |
Advanced Security Features
Wireless Security | WPA3, WPA2, WPA |
Rogue Access Point Detection | Yes |
Identity PSK (iPSK) | Supported |
Cisco Trust Anchor | Supported |
Secure Boot | Supported |
802.1X Authentication | Supported |
Interfaces
Ethernet Ports | 1 x Multigigabit (100M/1G/2.5G/5G) RJ-45 |
Console Port | 1 x Management Console (RJ-45) |
USB Port | 1 x USB 2.0 Type-A |
PoE Support | Yes (802.3at PoE+ or Cisco UPOE) |
Data Transfer Rate - Ethernet | Up to 5 Gbps |
Physical & Environmental
Dimensions (W x D x H) | 220 x 220 x 47 mm (8.66 x 8.66 x 1.85 in) |
Weight | 1.04 kg (2.29 lbs) |
Operating Temperature | 0°C to 40°C (32°F to 104°F) |
Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
Operating Humidity | 10% to 90% (non-condensing) |
Storage Humidity | 5% to 95% (non-condensing) |
Cloud Management & Licensing
Management Platform | Cisco Meraki Dashboard or Catalyst 9800 Series WLC (depending on mode) |
Deployment Modes | Cloud-Managed or Controller-Based |
Licensing Requirements | Cisco DNA License (for controller-based), Meraki Licensing (for cloud-managed) |
Smart Licensing | Supported (Cisco Smart Licensing enabled) |