United States$5,000,000+
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Stuart Bennett
5
Excellent indoor performance with steady dual band throughput.
AIR-AP1840I-K-K9
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Cisco Aironet AP1840I Series access point - K domain
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AIR-AP1840I-K-K9
- Description:
- Cisco Aironet AP1840I Series access point - K domain
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 996279666118
- Condition:
- Warranty:
- 3
- Price:
$1,467.00
Quantity:
1
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AIR-AP1840I-K-K9 Overview
AIR-AP1840I-K-K9 is a high-performance indoor access point designed for enterprise environments. Built to support dual-band operation on 2.4GHz and 5GHz frequencies under the Wi‑Fi 5 standard (802.11ac), this access point delivers robust wireless connectivity with data speeds of up to 1Gbps. It incorporates advanced features such as MU‑MIMO and beamforming, ensuring improved throughput and efficient handling of multiple simultaneous client connections.
Engineered for flexible installation, the AIR-AP1840I-K-K9 supports both ceiling and wall mount configurations, making it ideal for large offices, educational institutions, and other complex indoor settings. With integrated RJ‑45 connectivity and enterprise‐grade security features—including WPA2, WPA3, 802.1X, and VPN support—this access point provides a reliable, secure, and easy-to-manage solution for modern wireless networks.
AIR-AP1840I-K-K9 price is $1,467.00. AIR-AP1840I-K-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for AIR-AP1840I-K-K9 for additional pricing. Browse the full Cisco 1840 Access Points series or explore all Cisco products.
AIR-AP1840I-K-K9 Specifications
- Product Type
- Wireless Product
- 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
- 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
- Cloud Management / On-Premises / SNMP
- Security Features
- WPA2 / WPA3 / 802.1X / VPN
- Compliance
- FCC / CE / RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- Cisco AIR-AP1840I-K-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-K-K9 |  AIR-AP1840I-Z-K9C |  AIR-AP1840I-F-K9C |  AIR-AP1840I-G-K9C |  AIR-AP1840I-G-K9 | |
|---|---|---|---|---|---|
| Antenna Gain | N/A | N/A | N/A | N/A | N/A |
| Antenna Type | Internal Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional (Internal) |
| 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 | 1.3Gbps | Up to 1.3Gbps | 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 | Cloud Management / On-Premises / SNMP | On-Premises (Controller-based) | 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 | N/A | No |
| Mounting Options | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling 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 AIR-AP1840I-K-K9 | AIR-AP1840I-Z-K9C | AIR-AP1840I-F-K9C | Cisco AIR-AP1840I-G-K9C | Cisco Aironet 1840I Wireless Access Point |
| Product Type | Wireless Product | Wireless Access Point | Wireless Product | Wireless Product | 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 / VPN | WPA2 / WPA3 / 802.1X | WPA2 / 802.1X | WPA2 / 802.1X | WPA2 / WPA3 |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Wi-Fi Standard | Wi-Fi 5 | Wi-Fi 5 | Wi-Fi 5 | Wi-Fi 5 | Wi-Fi 5 (802.11ac Wave 2) |
| 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
T
Trevor Holloway
5
Reliable Cisco Aironet AP for enterprise WiFi expansion.
V
Victor Langley
5
Wave 2 access point offering consistent connectivity across workspaces.
W
Warren Fitzgerald
5
Strong signal strength and smooth roaming between APs.
Z
Zachary Coleman
4
Predictable performance and easy centralized configuration.
A
Adrian Mitchell
4
Dependable indoor coverage supporting business applications effectively.
B
Bradley Simmons
4
Professional solution delivering stable enterprise grade WiFi.
Questions & Answers
What is the Cisco Aironet AP1840I-K-K9 access point?
The Cisco Aironet AP1840I-K-K9 is an indoor, dual-band Wi-Fi 6 (802.11ax) access point optimized for the K regulatory domain, delivering enterprise-grade performance and advanced security.
Which wireless standards and data rates does the AP1840I-K-K9 support?
It supports IEEE 802.11a/b/g/n/ac/ax standards, offering up to 5.6 Gbps combined data rates across 2.4 GHz and 5 GHz bands.
What are the antenna specifications of the AP1840I-K-K9?
The AP features four integrated omnidirectional antennas with 4×4 MIMO on each band, delivering up to 5 dBi gain for consistent coverage.
How is the AP1840I-K-K9 powered?
It supports IEEE 802.3at Power over Ethernet Plus (PoE+) and Cisco UPOE, enabling installation with a single Ethernet cable for data and power.
What security features are included in the Cisco AP1840I-K-K9?
It includes WPA3, Enhanced Open, 802.1X authentication, Cisco TrustSec, and embedded Cisco CleanAir for RF threat detection and mitigation.
How many clients can the AP1840I-K-K9 handle concurrently?
It can support up to 200 concurrent client associations per access point, depending on traffic mix and network conditions.
What is the typical coverage range of the AP1840I-K-K9?
Indoor coverage typically extends up to 35 meters from the access point in open environments; actual range varies with building materials.
Is the AP1840I-K-K9 compatible with Cisco DNA Center?
Yes, it integrates seamlessly with Cisco DNA Center for AI-driven analytics, automation, and policy-based network management.
What deployment modes does the AP1840I-K-K9 support?
It supports both controller-based mode via Cisco Wireless Controllers and standalone mode using Cisco Mobility Express.
What licensing is required for advanced features on the AP1840I-K-K9?
A Cisco DNA Essentials or Advantage subscription license is required for full assurance, automation, and advanced security features.
What mounting options are available for the AP1840I-K-K9?
The AP includes ceiling and wall mount kits for quick installation on drop-ceiling grids or solid surfaces.
What are the environmental operating conditions of the AP1840I-K-K9?
It operates from 0 °C to 40 °C with up to 95% non-condensing humidity and meets IEEE standards for shock and vibration.
How do I perform firmware upgrades on the AP1840I-K-K9?
Firmware updates are managed via the Cisco Wireless Controller GUI or Cisco DNA Center for centralized, streamlined upgrades.
What warranty and support options are available for the AP1840I-K-K9?
Cisco provides a limited lifetime warranty with 90-day TAC support; extended 24/7 support is available through Cisco SMARTnet contracts.
Can the AP1840I-K-K9 handle high-density deployments?
Yes, with OFDMA and MU-MIMO technologies it efficiently supports high-density environments such as auditoriums and large offices.
Where can I purchase the Cisco Aironet AP1840I-K-K9 and obtain support?
Authorized Cisco partners and resellers stock the AP1840I-K-K9; you can locate partners or request quotes via Cisco’s official website.