Cisco CW9166I-E Catalyst 9166I AP (W6E, tri-band 4×4, XOR) w/Reg-E

store-secure — Sat, 11 Jul 2026 11:39:39 +0000

Product specifications

Table 2. Specifications

Item	Specification
Part numbers	Cisco Catalyst access points ● CW9166I-x: Cisco Catalyst 9166 Series with integrated, omni-directional antennas ● CW9166D1-x: Cisco Catalyst 9166 Series with integrated, directional antennas Regulatory domains: (x = regulatory domain) Customers are responsible for verifying approval for use in their individual countries. To verify approval and to identify the regulatory domain that corresponds to a particular country, visit https://www.cisco.com/go/aironet/compliance. Not all regulatory domains have been approved. As they are approved, the part numbers will be available on the Global Price List and/or regional price lists. ● CW9166I-MR: Cisco Catalyst 9166 Series, w/Meraki ● CW9166D1-MR: Cisco Catalyst 9166 Series, w/Meraki Cloud-managed version using Meraki Dashboard Cisco wireless LAN services ● For details on optional WLAN Services, visit Services for Wireless and Mobility
Software	Catalyst 9166I ● Cisco IOS ^® XE Software Release 17.9.1 or later Catalyst 9166D1 ● Cisco IOS® XE Software Release 17.12.1 or later
Supported wireless LAN controllers	● Cisco Catalyst 9800 Series Wireless Controllers (physical or virtual) ● Cisco Catalyst 9000 switches with Embedded Wireless Controller in SDA mode
802.11n version 2.0 (and related) capabilities	● 4×4 MIMO with four spatial streams ● Maximal Ratio Combining (MRC) ● 802.11n and 802.11a/g ● 20- and 40-MHz channels ● PHY data rates up to 1.5 Gbps (40 MHz with 5GHz and 20 MHz with 2.4GHz) ● Packet aggregation: Aggregate MAC Protocol Data Unit (A-MPDU) (transmit and receive), Aggregate MAC Service Data Unit (A-MSDU) (transmit and receive) ● 802.11 Dynamic Frequency Selection (DFS) ● Cyclic Shift Diversity (CSD) support
802.11ac	● 4×4 downlink MU-MIMO with four spatial streams ● MRC ● 802.11ac beamforming ● 20-, 40-, 80-, and 160-MHz channels ● PHY data rates up to 3.4 Gbps (Dual 4×4 80+80 MHz on 5GHz) ● Packet aggregation: A-MPDU (transmit and receive), A-MSDU (transmit and receive) ● 802.11 DFS ● CSD support ● Wi-Fi Protected Access (WPA) 3 support
802.11ax	● 1024 QAM ● 4×4 uplink/downlink MU-MIMO with four spatial streams (2.4GHz, 5GHz and 6GHz) ● Uplink/downlink OFDMA ● TWT ● BSS coloring ● MRC ● 802.11ax beamforming ● 20-, 40-, 80-, and 160-MHz channels (6GHz) ● 20-, 40-, 80-, and 80+80-MHz channels (5GHz) ● 20-MHz channels (2.4GHz) ● PHY data rates up to 7.78 Gbps (4×4 160 MHz on 6GHz, 4×4 80 MHz on 5GHz, and 4×4 20 MHz on 2.4GHz) ● Packet aggregation: A-MPDU (transmit and receive), A-MSDU (transmit and receive) ● 802.11 DFS ● CSD support ● WPA3 support
Antennas	Catalyst 9166I ● 2.4GHz: Peak gain 3 dBi, internal antenna, omnidirectional in azimuth ● 5GHz: Peak gain 5 dBi, internal antenna, omnidirectional in azimuth ● 5GHz (XOR): Peak gain 5 dBi, internal antenna, omnidirectional in azimuth ● 6GHz: Peak gain 4 dBi, internal antenna, omnidirectional in azimuth Catalyst 9166D1 ● 2.4GHz: Peak gain 6 dBi, directional antenna, (70×70) ● 5GHz: Peak gain 6 dBi, directional antenna, (70×70) ● 5GHz (XOR): Peak gain 8 dBi, directional antenna, (60×60) ● 6GHz: Peak gain 8 dBi, directional antenna, (60×60)
Interfaces	● Catalyst 9166 Series: 1x 100M/1000M/2.5G/5G Multigigabit Ethernet (RJ-45) ● Management console port (RJ-45) ● USB 2.0 at 4.5W
Indicators	● Status LED indicates boot loader status, association status, operating status, boot loader warnings, and boot loader errors
Dimensions (W x L x H)	● Access point (without mounting brackets): ◦ Catalyst 9166I: 9.5 x 9.5 x 2.2 in. (241.3 x 241.3 x 56.9 mm) ◦ Catalyst 9166D1: 9.5 x 9.5 x 2.28 in (241.3 x 241.3 x 57.9 mm)
Weight	Catalyst 9166I Series ● 3.54 lb (1.60 kg) Catalyst 9166D1 ● 3.50 lb (1.59 kg)
Input power requirements	● 802.3bt, Cisco Universal PoE (Cisco UPOE), 802.3at Power over Ethernet Plus (PoE+) ● Cisco power injectors: AIR-PWRINJ7=, AIR-PWRINJ6=, MA-INJ-6 ● 802.3af PoE (only for configuration staging, all radios off) ● DC power input (54V/MA-PWR-50WAC)
	Catalyst 9166
	Power Source	2.4GHz radio	5GHz radio		6GHz radio (LPI)		Link speed		USB	Max PoE Power Consumption
	802.3bt (UPOE)	4×4	4×4		4×4		5 Gbps		Y (4.5W)	30.5.W
	802.3at (PoE+)	4×4	4×4		4×4		5 Gbps		N	25.5 W
	802.3af (PoE)	–	–		–		1Gbps		N	14.0 W
	DC power	4×4	4×4		4×4		5Gbps		Y(4.5W)	–
	Catalyst 9166D1
	802.3bt (UPOE)	4×4	4×4		4×4		5 Gbps		Y (4.5W)	30.5.W
	802.3at (PoE+)	4×4	4×4		4×4		5 Gbps		N	25.5 W
	802.3af (PoE)	–	–		–		1Gbps		N	14.0 W
	DC power	4×4	4×4		4×4		5Gbps		Y(4.5W)	–
	Note: Actual power consumption may vary depending on AP usage. It is recommended that you ensure that LLDP/CDP is enabled to allow proper power negotiation.
Environmental	Catalyst 9166 Series ● Nonoperating (storage) temperature: -22° to 158°F (-30° to 70°C) ● Nonoperating (storage) altitude test: 25°C (77°F) at 15,000 ft (4600 m) ● Operating temperature: 32° to 122°F (0° to 50°C) ● Operating humidity: 10% to 90% (noncondensing) ● Operating altitude test: 40°C (104°F) at 9843 ft (3000 m) Catalyst 9166D1 Series ● Nonoperating (storage) temperature: -22° to 158°F (-30° to 70°C) ● Nonoperating (storage) altitude test: 25°C (77°F) at 15,000 ft (4600 m) ● Operating temperature: -4° to 122°F (-20° to 50°C) ● Operating humidity: 10% to 90% (noncondensing) ● Operating altitude test: 40°C (104°F) at 9843 ft (3000 m)
System memory	● 2048 MB DRAM ● 1024 MB flash
Warranty	Limited lifetime hardware warranty (WARR-CW-LIFE-LTD)
Available transmit power settings	2.4GHz ● 23 dBm (200 mW) ● -4 dBm (0.39 mW)			5GHz ● 23 dBm (200 mW) ● -4 dBm (0.39 mW)				6GHz ● 23 dBm (200 mW) ● -4 dBm (0.39 mW) Note: In countries where use of the 6GHz band is not allowed or authorized or if there is no current software support, the 6GHz radio will be disabled and will switch to a 5GHz and operate as a dual 5GHz access point. The 6GHz radio may be enabled with future software, once the product is certified to operate at 6GHz for that country. Numbers above are Low Power Indoor (LPI).
Regulatory domains	Note: Customers are responsible for verifying approval for use in their individual countries. To verify approval and to identify the regulatory domain that corresponds to a particular country, visit https://www.cisco.com/go/aironet/compliance.
Compliance standards	● Safety: ◦ IEC 60950-1 / IEC 62368-1 Ed.3 (with Ed.2 Deviation annex) ◦ EN 60950-1 / EN 62368-1 Ed.3 (with Ed.2 Deviation annex) ◦ UL 60950-1 / UL62368-1 3^rd (with Ed.2 Deviation annex) ◦ CAN/CSA-C22.2 No. 60950-1 / CAN/CSAC22.2 No. 62368-1 3^rd (with Ed.2 Deviation annex) ◦ AS/NZS60950.1 / AS/NZS62368.1 Ed.3 (with Ed.2 Deviation annex) ◦ UL 2043 ◦ Class III equipment ● Emissions: ◦ CISPR 32 (rev. 2015) +AMD1:2019 ◦ EN 55032:2015/A11:2020 ◦ EN IEC 61000-3-2:2019/A1:2021 ◦ EN61000-3-3:2013+A1:2019 ◦ AS/NZS CISPR32: 2015+AMD1:2020 ◦ 47 CFR FCC Part 15B ◦ ICES-003 (Issue 7, Class B) ◦ VCCI-CISPR 32:2016 ◦ CNS 13438:2006 (95) ◦ KS C 9832:2019 ● Immunity: ◦ EN 55035: 2017+A11:2020 ◦ KS C 9835:2019 ◦ Emissions and immunity: ◦ EN 301 489-1 V2.2.3 (2019-11) ◦ EN 301 489-17 V3.2.4 (2020-09) ◦ QCVN 112:2017/BTTTT ◦ KS X 3124:2020 ◦ KS X 3126:2020 ◦ EN 61000-6-1: 2019					● Radio: ◦ EN 300 328 (v2.2.2) ◦ EN 301 893 (v2.1.1) ◦ EN 303 687 (v0.0.14, draft) ◦ AS/NZS 4268 (rev. 2017) ◦ 47 CFR FCC Part 15C, 15.247, 15.407 ◦ RSP-100 ◦ RSS-GEN ◦ RSS-247 ◦ LP002 ◦ Japan Std. 66, and Std. 71 ● RF safety: ◦ EN 50385:2017 ◦ EN 62311:2020 ◦ AS/NZS 2772.2 (rev. 2016) ◦ 47 CFR Part 2.1091 ◦ RSS-102 ● IEEE standards: ◦ IEEE 802.3 ◦ IEEE 802.3ab ◦ IEEE 802.3af/at/bt ◦ IEEE 802.11a/b/g/n/ac/ax ◦ IEEE 802.11h, 802.11d ● Security ◦ WPA2-Personal (802.11i) ◦ WPA2-Enterprise with 802.1X ◦ WPA3-Personal, WPA3-Enterprise ◦ WPA3-Enhanced Open (OWE) ◦ Advanced Encryption Standard (AES) ● Extensible Authentication Protocol (EAP) types: ◦ EAP-Transport Layer Security (TLS) ◦ EAP-Tunneled TLS (TTLS) or Microsoft Challenge Handshake Authentication Protocol (MSCHAP) v2 ◦ Protected EAP (PEAP) v0 or EAP-MSCHAP v2 ◦ EAP-Flexible Authentication via Secure Tunneling (EAP-FAST) ◦ PEAP v1 or EAP-Generic Token Card (GTC) ◦ EAP-Subscriber Identity Module (SIM)
Certifications	● Wi-Fi Alliance: Wi-Fi 6 (R2), Wi-Fi 6E, WPA3-R3, WPA3-Suite B, Enhanced Open Security ● Bluetooth SIG: Bluetooth Low Energy (BLE)

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Cisco CW9166I-E Catalyst 9166I AP (W6E, tri-band 4×4, XOR) w/Reg-E