What are the key performance specifications of the AP1840I-D-K9?

The AP1840I-D-K9 delivers up to 2.5 Gbps aggregate throughput, supports four spatial streams, and includes integrated antennas and RF spectrum intelligence.

Does the AP1840I-D-K9 include Bluetooth Low Energy (BLE)?

Yes, it integrates Bluetooth Low Energy (BLE) for location services, asset tracking, and proximity-based engagement within Cisco DNA spaces.

What security features are built into the AP1840I-D-K9?

The AP1840I-D-K9 offers Cisco CleanAir® interference detection, rogue AP detection, MACsec encryption, and seamless integration with Cisco Identity Services Engine.

How is the AP1840I-D-K9 powered?

The AP1840I-D-K9 supports 802.3at Power over Ethernet (PoE+), eliminating the need for local power outlets and simplifying installation.

Which management platforms support the AP1840I-D-K9?

You can manage the AP1840I-D-K9 with Cisco DNA Center, Cisco Prime Infrastructure, and cloud-based Cisco Meraki Dashboard for centralized control.

What mounting options does the AP1840I-D-K9 offer?

The unit provides versatile ceiling and wall mounting kits, with a low-profile design ideal for offices, classrooms, and retail environments.

How many client devices can the AP1840I-D-K9 support?

The AP1840I-D-K9 can support up to 200 concurrent client associations, depending on traffic patterns and bandwidth requirements.

What is Regulatory Domain D for this access point?

Regulatory Domain D configures the AP for compliance with country-specific radio regulations, ensuring legal operation and optimal RF performance.

What Cisco licensing is required for full functionality?

The AP1840I-D-K9 requires a Cisco DNA Essentials or Advantage license for advanced analytics, policy enforcement, and automation features.

Is firmware upgrade straightforward on the AP1840I-D-K9?

Yes, firmware updates can be automated via Cisco DNA Center or manually uploaded through the web UI to ensure the latest security and feature enhancements.

What environments are best suited for the AP1840I-D-K9?

This access point is optimized for medium to large enterprises, schools, hotels, and healthcare facilities requiring high-density, secure Wi-Fi deployments.

How does the AP1840I-D-K9 improve wireless performance?

By combining 802.11ac Wave 2, MU-MIMO, integrated RF spectrum analysis, and Flexible Radio Assignment, the AP1840I-D-K9 delivers consistent high throughput and minimal interference.

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Name: Cisco Aironet AP1840I Series access point - D domain
Brand: Cisco
SKU: AIR-AP1840I-D-K9
Price: 1467.00 USD
Availability: InStock
Rating: 4.4 (7 reviews)

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AIR-AP1840I-D-K9 Overview

AIR-AP1840I-D-K9 is a high-performance wireless access point engineered specifically for indoor enterprise environments. Designed to deliver robust connectivity and rapid data transfer, this model operates on dual frequency bands—2.4GHz and 5GHz—and complies with the Wi-Fi 5 (802.11ac Wave 2) standard, providing data rates of up to 1Gbps. Key connectivity features such as MU-MIMO and beamforming work together to enhance overall network performance and streamline communication even in high-density situations.

Optimized for seamless deployment in large offices, academic institutions, and similar settings, AIR-AP1840I-D-K9 offers versatile mounting options including ceiling and wall installations. Its integrated omnidirectional antennas ensure consistent indoor coverage while the Power over Ethernet (PoE) capability simplifies the installation process by eliminating the need for additional power sources. This reliable wireless solution is designed to support numerous devices, making it an ideal choice for modern enterprises requiring secure, high-speed wireless networking.

AIR-AP1840I-D-K9 price is $1,467.00. AIR-AP1840I-D-K9 is in stock and available for next-day dispatch. (terms applied)

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

AIR-AP1840I-D-K9 Specifications

Product Type: Wireless Access Point
Wireless Type: Access Point
Wi-Fi Standard: Wi-Fi 5
Frequency Bands: 2.4GHz / 5GHz
Data Rate: 1Gbps
Max Range: N/A
Coverage Area: N/A
Connector Type: RJ-45
Antenna Type: Omnidirectional
Antenna Gain: N/A
MIMO Technology: MU-MIMO
Beamforming: Yes
Mounting Options: Ceiling Mount / Wall Mount
Power Supply: PoE
Mesh Networking: N/A
Ethernet Port: 1x Gigabit
Max Number of Devices Supported: N/A
Protocols Supported: 802.11a/b/g/n/ac
Management Features: On-Premises / SNMP
Security Features: WPA2 / 802.1X
Compliance: FCC / CE / RoHS
Processor: N/A
Memory: N/A
Outdoor Use: No
Product Name: AIR-AP1840I-D-K9
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-D-K9	AIR-AP1840I-K-K9	AIR-AP1840I-S-K9C	AIR-AP1840I-A-K9	AIR-AP1840I-D-K9C
Antenna Gain	N/A	N/A	N/A	N/A	3dBi
Antenna Type	Omnidirectional	Internal Omnidirectional	Omnidirectional	Internal Omnidirectional	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	1Gbps	1Gbps	1.3Gbps	Up to 1.3Gbps	1Gbps
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	On-Premises / SNMP	Cloud Management / On-Premises / SNMP	On-Premises / SNMP	Cisco IOS Software, 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	N/A	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	AIR-AP1840I-D-K9	Cisco AIR-AP1840I-K-K9	AIR-AP1840I-S-K9C	Cisco Aironet 1840 Series Access Point	AIR-AP1840I-D-K9C
Product Type	Wireless Access Point	Wireless Product	Wireless Access Point	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 / Ethernet
Security Features	WPA2 / 802.1X	WPA2 / WPA3 / 802.1X / VPN	WPA2 / 802.1X	WPA2, WPA3, 802.1X	WPA2 / WPA3 / 802.1X
Weight	N/A	N/A	N/A	N/A	N/A
Wi-Fi Standard	Wi-Fi 5	Wi-Fi 5	Wi-Fi 5	802.11a/b/g/n/ac	802.11a/b/g/n/ac
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

Paul Whitman

Consistent wireless speeds and strong indoor coverage.

Raymond Foster

Reliable enterprise AP with smooth integration.

Scott Harrison

Wave 2 performance handles office traffic well.

Trevor Collins

Stable connectivity and straightforward provisioning.

Victor Simmons

Dependable dual band WiFi with strong roaming.

Wesley Turner

Professional grade access point with predictable throughput.

Zachary Morton

Solid indoor performance and easy centralized control.

Questions & Answers

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

The Cisco Aironet AP1840I-D-K9 is an indoor 802.11ac Wave 2 access point in Regulatory Domain D, delivering high-performance Wi-Fi 5 connectivity for enterprise and hospitality environments.

Which Wi-Fi standard does the AP1840I-D-K9 support?

The AP1840I-D-K9 supports the IEEE 802.11ac Wave 2 standard, offering data rates up to 2.5 Gbps with multi-user MIMO for concurrent client performance.

What frequency bands are available on the AP1840I-D-K9?

The access point operates simultaneously on 2.4 GHz and 5 GHz bands, enabling dual-band connectivity to maximize capacity and reduce interference.

Does the AP1840I-D-K9 support MU-MIMO?

Yes, the AP1840I-D-K9 features downlink MU-MIMO, allowing multiple clients to be served concurrently for increased network efficiency.

Related Searches Cisco 1840 Access Points

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AIR-AP1840I-D-K9 Overview

AIR-AP1840I-D-K9 price is $1,467.00. AIR-AP1840I-D-K9 is in stock and available for next-day dispatch. (terms applied)

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

AIR-AP1840I-D-K9 Specifications

Product Type

Wireless Access Point

Wireless Type

Access Point

Wi-Fi Standard

Wi-Fi 5

Frequency Bands

2.4GHz / 5GHz

Data Rate

1Gbps

Max Range

N/A

Coverage Area

N/A

Connector Type

RJ-45

Antenna Type

Omnidirectional

Antenna Gain

N/A

MIMO Technology

MU-MIMO

Beamforming

Yes

Mounting Options

Ceiling Mount / Wall Mount

Power Supply

PoE

Mesh Networking

N/A

Ethernet Port

1x Gigabit

Max Number of Devices Supported

N/A

Protocols Supported

802.11a/b/g/n/ac

Management Features

On-Premises / SNMP

Security Features

WPA2 / 802.1X

Compliance

FCC / CE / RoHS

Processor

N/A

Memory

N/A

Outdoor Use

Product Name

AIR-AP1840I-D-K9

Height

N/A

Width

N/A

Depth

N/A

Weight

N/A

Product Comparison Table

	AIR-AP1840I-D-K9	AIR-AP1840I-K-K9	AIR-AP1840I-S-K9C	AIR-AP1840I-A-K9	AIR-AP1840I-D-K9C
Antenna Gain	N/A	N/A	N/A	N/A	3dBi
Antenna Type	Omnidirectional	Internal Omnidirectional	Omnidirectional	Internal Omnidirectional	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	1Gbps	1Gbps	1.3Gbps	Up to 1.3Gbps	1Gbps
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	On-Premises / SNMP	Cloud Management / On-Premises / SNMP	On-Premises / SNMP	Cisco IOS Software, 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	N/A	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	AIR-AP1840I-D-K9	Cisco AIR-AP1840I-K-K9	AIR-AP1840I-S-K9C	Cisco Aironet 1840 Series Access Point	AIR-AP1840I-D-K9C
Product Type	Wireless Access Point	Wireless Product	Wireless Access Point	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 / Ethernet
Security Features	WPA2 / 802.1X	WPA2 / WPA3 / 802.1X / VPN	WPA2 / 802.1X	WPA2, WPA3, 802.1X	WPA2 / WPA3 / 802.1X
Weight	N/A	N/A	N/A	N/A	N/A
Wi-Fi Standard	Wi-Fi 5	Wi-Fi 5	Wi-Fi 5	802.11a/b/g/n/ac	802.11a/b/g/n/ac
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

Questions & Answers

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

The Cisco Aironet AP1840I-D-K9 is an indoor 802.11ac Wave 2 access point in Regulatory Domain D, delivering high-performance Wi-Fi 5 connectivity for enterprise and hospitality environments.

Which Wi-Fi standard does the AP1840I-D-K9 support?

The AP1840I-D-K9 supports the IEEE 802.11ac Wave 2 standard, offering data rates up to 2.5 Gbps with multi-user MIMO for concurrent client performance.

What frequency bands are available on the AP1840I-D-K9?

The access point operates simultaneously on 2.4 GHz and 5 GHz bands, enabling dual-band connectivity to maximize capacity and reduce interference.

Does the AP1840I-D-K9 support MU-MIMO?

Yes, the AP1840I-D-K9 features downlink MU-MIMO, allowing multiple clients to be served concurrently for increased network efficiency.