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ME AP1840I delivers consistent WiFi performance and reliable coverage.
AIR-AP1840I-B-K9C
AIRONET ME AP1840I SERIES ACCESS POINT B DOMAIN
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Name:
AIR-AP1840I-B-K9C
- Description:
- AIRONET ME AP1840I SERIES ACCESS POINT B DOMAIN
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 996279666118
- Condition:
- Warranty:
- 3
- List Price:
$1,396.00
- Price:
$982.0029.7% off
Quantity:
1
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AIR-AP1840I-B-K9C Overview
AIR-AP1840I-B-K9C is an enterprise-class indoor wireless access point that delivers robust connectivity by operating on dual frequency bands of 2.4GHz and 5GHz while adhering to the Wi‑Fi 5 (802.11ac) standard. It is engineered to achieve data rates of up to 1Gbps, ensuring reliable high-speed performance in mission-critical environments without unnecessary frills.
Designed for flexible indoor deployment, this access point offers features such as MU-MIMO and beamforming to optimize client connections and network reliability. With integrated omnidirectional antennas, RJ‑45 Ethernet connectivity, and PoE power options, AIR-AP1840I-B-K9C is ideally suited for large office spaces, educational institutions, and campus deployments where seamless connectivity and robust security using WPA2/WPA3 and 802.1X are essential.
AIR-AP1840I-B-K9C price is $982.00, a 29.7% saving from the Cisco list price of $1,396.00. AIR-AP1840I-B-K9C is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for AIR-AP1840I-B-K9C for additional pricing. Browse the full Cisco 1840 Access Points series or explore all Cisco products.
AIR-AP1840I-B-K9C 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
- 100 meters
- 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
- No
- 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 / WPA3 / 802.1X
- Compliance
- FCC / CE / RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- AIR-AP1840I-B-K9C
- 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-B-K9C |  AIR-AP1840I-K-K9 |  AIR-AP1840I-S-K9 |  AIR-AP1840I-H-K9C |  AIR-AP1840I-B-K9 | |
|---|---|---|---|---|---|
| Antenna Gain | N/A | N/A | N/A | N/A | N/A |
| Antenna Type | Omnidirectional | Internal Omnidirectional | Omnidirectional | Internal Omnidirectional | 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 | 1Gbps | 1Gbps | 1.3Gbps | Up to 1.3Gbps | 1.3Gbps |
| Depth | N/A | N/A | N/A | N/A | 8.3 inches |
| 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 | 1.4 inches |
| MIMO Technology | MU-MIMO | MU-MIMO | MU-MIMO | MU‑MIMO | MU-MIMO |
| Management Features | On-Premises / SNMP | Cloud Management / On-Premises / SNMP | Cloud Management / On-Premises / SNMP | On‑Premises / SNMP | On-Premises |
| Max Number of Devices Supported | N/A | N/A | N/A | N/A | N/A |
| Max Range | 100 meters | 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 | AIR-AP1840I-B-K9C | Cisco AIR-AP1840I-K-K9 | AIR-AP1840I-S-K9 | Cisco Aironet 1840 Indoor Access Point | Cisco Aironet 1840 Indoor Access Point |
| Product Type | Wireless Product | Wireless Product | Wireless Access Point | Wireless Access Point | 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 / WPA3 / 802.1X / VPN | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X |
| Weight | N/A | N/A | N/A | N/A | 1.4 lbs |
| Wi-Fi Standard | Wi‑Fi 5 | Wi-Fi 5 | Wi-Fi 5 | Wi‑Fi 5 | Wi-Fi 5 |
| Width | N/A | N/A | N/A | N/A | 8.3 inches |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
| Wi‑Fi Standard |
Reviews & Ratings
C
Cameron Fitzgerald
4
Wave 2 speeds are stable and support office productivity.
D
Dylan Matthews
5
Seamless controller integration and strong indoor signal.
E
Ethan Coleman
5
Professional enterprise AP with predictable uptime.
F
Frank Dawson
4
Dependable dual band performance in mid size deployments.
G
Grant Whitman
5
Smooth installation and efficient wireless management.
H
Harrison Carter
5
Reliable Cisco Aironet solution for structured offices.
Questions & Answers
What is the Cisco Aironet ME AP1840I Series Access Point B Domain (SKU: AIR-AP1840I-B-K9C)?
The Cisco Aironet ME AP1840I Series Access Point B Domain (SKU: AIR-AP1840I-B-K9C) is an indoor, dual-radio 802.11ac Wave 2 access point pre-configured for regulatory Domain B. It delivers up to 1.3 Gbps aggregate throughput, enterprise-grade security, and advanced RF management.
Which IEEE wireless standards does the AP1840I support?
The AP1840I supports IEEE 802.11a/b/g/n and 802.11ac Wave 2, enabling legacy compatibility and high-speed wireless connectivity in enterprise environments.
What maximum data rates are achievable with the AP1840I?
The AP1840I delivers up to 400 Mbps on 2.4 GHz and up to 867 Mbps on 5 GHz for a combined maximum of 1.267 Gbps, leveraging 4x4 MIMO and 80 MHz channels.
How many spatial streams and antennas does the AP1840I use?
The AP1840I features 4x4 MIMO on both 2.4 GHz and 5 GHz bands with four internal antennas, supporting up to four spatial streams simultaneously.
What power options are available for the AP1840I?
The AP1840I can be powered via IEEE 802.3af PoE, IEEE 802.3at PoE+, or an optional 48 V DC power supply, simplifying installation and cabling.
What is Domain B and why is it important?
Domain B is the regulatory region for Europe, the Middle East, and Africa. The AP1840I-B-K9C is preconfigured to comply with Domain B channel and power regulations for legal operation.
How many client devices can the AP1840I support?
The AP1840I can support up to 200 client associations per radio under typical enterprise workloads, ensuring reliable connectivity in dense user environments.
Which management and controller options are supported?
The AP1840I is managed via Cisco Mobility Express, Cisco Mobility Controllers (CAPWAP), and Cisco DNA Center, offering flexible deployment and centralized orchestration.
Does the AP1840I support MU-MIMO and OFDMA?
Yes. The AP1840I supports downlink MU-MIMO for simultaneous multi-client transmissions and OFDMA enhancements for efficient spectrum utilization.
Is the AP1840I equipped with Cisco CleanAir technology?
Yes. The AP1840I includes an integrated CleanAir radio to detect, classify, and mitigate RF interference for optimal wireless performance.
What built-in security features does the AP1840I offer?
The AP1840I supports WPA3, 802.1X authentication, AES encryption, rogue AP detection, and segmentation via Cisco TrustSec for comprehensive wireless security.
What type of antennas does the AP1840I use?
The AP1840I uses high-performance internal omnidirectional antennas, delivering consistent coverage without requiring external antenna mounting.
What mounting options are available for the AP1840I?
The AP1840I supports T-bar ceiling, flat ceiling, and wall mounting using the included bracket kit for versatile installation in offices and public spaces.
What warranty and support are included with the AP1840I?
The AP1840I includes a limited lifetime warranty and access to Cisco’s Technical Assistance Center (TAC) for ongoing software updates and hardware replacement.
Which deployment scenarios is the AP1840I best suited for?
The AP1840I is ideal for branch offices, classrooms, retail stores, and hospitality environments requiring high-density, secure, and managed wireless access.
How does the AP1840I simplify network scaling and upgrades?
With plug-and-play PoE installation, unified management options, and backward compatibility with 802.11a/b/g/n clients, the AP1840I enables seamless network expansion and future-proofing.