What power options are available for the AP1840I?

The AP1840I is powered via 802.3at PoE+ or Cisco Universal PoE, requiring a single Ethernet cable with no external power supply.

Which Cisco controllers are compatible with the AP1840I?

The AP1840I integrates with Cisco Catalyst 9800 Series controllers, Cisco Wireless LAN Controller (WLC) 2500–9800, and Cisco DNA Center for unified management.

What security features are built into the AP1840I?

It offers WPA3, Enhanced Open, 802.1X/EAP authentication, integrated TrustSec, and Cisco’s CleanAir Spectrum Intelligence for threat detection.

How many clients can the AP1840I support simultaneously?

The AP1840I can serve up to 200 concurrent clients per access point, depending on traffic patterns and network configuration.

What deployment options are available for the AP1840I?

You can mount the AP1840I on ceilings or walls using standard T-bar mounts or surface mounts for flexible indoor installations.

Does the AP1840I support seamless roaming and load balancing?

Yes, it supports 802.11k/r/v for fast roaming, client load balancing, and Cisco’s client roaming enhancements for uninterrupted mobility.

What environmental conditions does the AP1840I require?

It operates in 0 °C to 40 °C (32 °F to 104 °F) with 10–90 % non-condensing humidity, suitable for standard indoor office environments.

What are the physical dimensions and weight of the AP1840I?

The AP measures 203 x 203 x 38 mm (8 x 8 x 1.5 in) and weighs approximately 0.9 kg (2 lb), fitting unobtrusively into office ceilings.

Which licensing model is required for the AP1840I?

The AP1840I uses Cisco DNA licensing: Essentials or Advantage, chosen based on feature requirements such as analytics and automation.

How do I configure domain settings on the AP1840I?

Domain configuration is handled via your Cisco controller or DNA Center; simply assign the AP to your desired SSID domain and policy profile.

What warranty and support options are available?

The AP1840I includes a limited lifetime warranty and offers optional Cisco SMARTnet service for 24/7 support, next-day hardware replacement, and OS updates.

What use cases are ideal for the AP1840I?

The AP1840I is optimized for high-density enterprise deployments such as offices, classrooms, hospitality, and retail environments.

FEATURED DEAL

Name:

AIR-AP1840I-A-K9

Name: Cisco Aironet AP1840I Series access point - A domain
Brand: Cisco
SKU: AIR-AP1840I-A-K9
Price: 982.00 USD
Availability: InStock
Rating: 4.4 (7 reviews)

Description:: Cisco Aironet AP1840I Series access point - A domain
Rating:: 4.4(7)
Added to cart 28 times recently
Availability:: In stock - Ready to Ship
Brand:: Cisco
GTIN:: 889728160551
Condition:
Warranty:: 3
List Price:: $1,396.00
Price:: $982.0029.7% off

Quantity:

Business price:

Enroll your business for free

3 Year Extended Warranty

Same-day Shipping

14-Day Money Back Guarantee

Shipping:

Payment:

air-ap1840i-a-k9 cisco aironet ap1840i series access point - a domain

3 Year Extended Warranty

Same-day Shipping

14-Day Money Back Guarantee

Need Additional Discount on Product?

Request a quote below - Get Exclusive Pricing and Support.

Shipping:

Payment:

AIR-AP1840I-A-K9

Cisco Aironet AP1840I Series access point - A domain

$1,396.00 $982.0029.7% off

11 in Global Warehouse Global

TRUSTED, TRIED, PROVEN

$5,000,000+

Inventory Delivered By

Officially Accredited

& Verified By

Next-Gen IT

Solutions Powered By

AIR-AP1840I-A-K9 Overview

AIR-AP1840I-A-K9 is a high-performance wireless access point engineered for modern enterprise environments. Designed for dual-band operation, it utilizes both 2.4GHz and 5GHz frequency bands and supports the 802.11a/b/g/n/ac wireless standards to deliver reliable and robust connectivity.

Capable of reaching data rates up to 1.3Gbps, this access point incorporates advanced connectivity features including MU-MIMO and beamforming to enhance overall wireless performance. With internal omnidirectional antennas and versatile mounting options such as ceiling or wall mounts, it is ideally suited for large offices, educational institutions, and high-density workspaces where dependable, high-speed connectivity is essential.

AIR-AP1840I-A-K9 price is $982.00, a 29.7% saving from the Cisco list price of $1,396.00. AIR-AP1840I-A-K9 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for AIR-AP1840I-A-K9 for additional pricing. Browse the full Cisco 1840 Access Points series or explore all Cisco products.

AIR-AP1840I-A-K9 Specifications

Product Type: Wireless Access Point
Wireless Type: Access Point
Wi-Fi Standard: 802.11a/b/g/n/ac
Frequency Bands: 2.4GHz, 5GHz
Data Rate: Up to 1.3Gbps
Max Range: N/A
Coverage Area: N/A
Connector Type: RJ-45
Antenna Type: Internal Omnidirectional
Antenna Gain: N/A
MIMO Technology: MU-MIMO
Beamforming: Yes
Mounting Options: Ceiling Mount, Wall Mount
Power Supply: PoE
Mesh Networking: No
Ethernet Port: 1x Gigabit
Max Number of Devices Supported: N/A
Protocols Supported: 802.11a/b/g/n/ac
Management Features: Cisco IOS Software, SNMP
Security Features: WPA2, WPA3, 802.1X
Compliance: FCC, CE, RoHS
Processor: N/A
Memory: N/A
Outdoor Use: No
Product Name: Cisco Aironet 1840 Series Access Point
Height: N/A
Width: N/A
Depth: N/A
Weight: N/A

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

Product Comparison Table

	AIR-AP1840I-A-K9	AIR-AP1840I-F-K9C	AIR-AP1840I-F-K9	AIR-AP1840I-G-K9	AIR-AP1840I-H-K9C
Antenna Gain	N/A	N/A	N/A	N/A	N/A
Antenna Type	Internal Omnidirectional	Omnidirectional	Omnidirectional	Omnidirectional (Internal)	Internal Omnidirectional
Beamforming	Yes	Yes	Yes	Yes	Yes
Compliance	FCC, CE, RoHS	FCC / CE / RoHS	FCC / CE / RoHS	FCC / CE / RoHS	FCC / CE / RoHS
Connector Type	RJ-45	RJ-45	RJ-45	RJ-45	RJ‑45
Coverage Area	N/A	N/A	N/A	N/A	N/A
Data Rate	Up to 1.3Gbps	Up to 1.3Gbps	1.3Gbps	Up to 1.3Gbps	Up to 1.3Gbps
Depth	N/A	N/A	N/A	N/A	N/A
Ethernet Port	1x Gigabit	1x Gigabit	1x Gigabit	1x Gigabit	1x Gigabit
Frequency Bands	2.4GHz, 5GHz	2.4GHz / 5GHz	2.4GHz / 5GHz	2.4GHz / 5GHz	2.4GHz / 5GHz
Height	N/A	N/A	N/A	N/A	N/A
MIMO Technology	MU-MIMO	MU-MIMO	MU-MIMO	MU-MIMO	MU‑MIMO
Management Features	Cisco IOS Software, SNMP	On-Premises / SNMP	On-Premises / SNMP	On-Premises / SNMP	On‑Premises / SNMP
Max Number of Devices Supported	N/A	N/A	N/A	N/A	N/A
Max Range	N/A	N/A	N/A	N/A	N/A
Memory	N/A	N/A	N/A	N/A	N/A
Mesh Networking	No	No	No	No	No
Mounting Options	Ceiling Mount, Wall Mount	Ceiling Mount / Wall Mount	Ceiling Mount / Wall Mount	Ceiling Mount / Wall Mount	Ceiling Mount / Wall Mount
Outdoor Use	No	No	No	No	No
Power Supply	PoE	PoE	PoE	PoE	PoE
Processor	N/A	N/A	N/A	N/A	N/A
Product Name	Cisco Aironet 1840 Series Access Point	AIR-AP1840I-F-K9C	AIR-AP1840I-F-K9	Cisco Aironet 1840I Wireless Access Point	Cisco Aironet 1840 Indoor Access Point
Product Type	Wireless Access Point	Wireless Product	Wireless Product	Wireless Access Point	Wireless Access Point
Protocols Supported	802.11a/b/g/n/ac	802.11a/b/g/n/ac	802.11a/b/g/n/ac	802.11a/b/g/n/ac	802.11a/b/g/n/ac
Security Features	WPA2, WPA3, 802.1X	WPA2 / 802.1X	WPA2 / WPA3 / 802.1X	WPA2 / WPA3	WPA2 / WPA3 / 802.1X
Weight	N/A	N/A	N/A	N/A	N/A
Wi-Fi Standard	802.11a/b/g/n/ac	Wi-Fi 5	Wi-Fi 5	Wi-Fi 5 (802.11ac Wave 2)	Wi‑Fi 5
Width	N/A	N/A	N/A	N/A	N/A
Wireless Type	Access Point	Access Point	Access Point	Access Point	Access Point
Wi‑Fi Standard

Reviews & Ratings

Christopher Hayes

Reliable Cisco Aironet AP1840I with strong indoor coverage.

Daniel Brooks

Wave 2 performance delivers stable enterprise WiFi.

Edward Harrison

Seamless controller integration and dependable throughput.

Franklin Turner

Consistent dual band speeds for office deployment.

Gregory Collins

Professional access point with predictable reliability.

Harold Lawson

Strong roaming capabilities and stable connectivity.

Isaac Fletcher

Ideal WiFi upgrade for structured enterprise environments.

Questions & Answers

What is the Cisco Aironet AP1840I-A-K9 access point?

The Cisco Aironet AP1840I-A-K9 is a Wi-Fi 6 indoor access point delivering high-performance 802.11ax connectivity for enterprise environments.

Which Wi-Fi standards does the AP1840I support?

The AP1840I supports IEEE 802.11ax (Wi-Fi 6) on 2.4 GHz and 5 GHz bands, and is backward compatible with 802.11a/b/g/n/ac clients.

What maximum throughput can I expect from the AP1840I?

The AP1840I provides up to 1.2 Gbps per radio (2.4 GHz and 5 GHz), delivering a combined aggregate throughput of up to 2.4 Gbps.

How many spatial streams and MU-MIMO streams are supported?

It supports 2x2:2 MU-MIMO and OFDMA with up to two spatial streams per radio for simultaneous multi-client efficiency.

Related Searches Cisco 1840 Access Points

AIR-AP1840I-E-K9 AIR-AP1840I-Z-K9 AIR-AP1840I-B-K9 AIR-AP1840I-H-K9 AIR-AP1840I-G-K9 AIR-AP1840I-F-K9 AIR-AP1840I-T-K9 AIR-AP1840I-I-K9

AIR-AP1840I-A-K9 Overview

AIR-AP1840I-A-K9 price is $982.00, a 29.7% saving from the Cisco list price of $1,396.00. AIR-AP1840I-A-K9 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for AIR-AP1840I-A-K9 for additional pricing. Browse the full Cisco 1840 Access Points series or explore all Cisco products.

AIR-AP1840I-A-K9 Specifications

Product Type

Wireless Access Point

Wireless Type

Access Point

Wi-Fi Standard

802.11a/b/g/n/ac

Frequency Bands

2.4GHz, 5GHz

Data Rate

Up to 1.3Gbps

Max Range

N/A

Coverage Area

N/A

Connector Type

RJ-45

Antenna Type

Internal Omnidirectional

Antenna Gain

N/A

MIMO Technology

MU-MIMO

Beamforming

Yes

Mounting Options

Ceiling Mount, Wall Mount

Power Supply

PoE

Mesh Networking

Ethernet Port

1x Gigabit

Max Number of Devices Supported

N/A

Protocols Supported

802.11a/b/g/n/ac

Management Features

Cisco IOS Software, SNMP

Security Features

WPA2, WPA3, 802.1X

Compliance

FCC, CE, RoHS

Processor

N/A

Memory

N/A

Outdoor Use

Product Name

Cisco Aironet 1840 Series Access Point

Height

N/A

Width

N/A

Depth

N/A

Weight

N/A