Brand: Cisco · SKU: AIR-AP1840I-A-K9 · MPN: AIR-AP1840I-A-K9 · Category: Networking

Cisco Aironet AP1840I Series access point - A domain
| Model | AIR-AP1840I-A-K9 |
|---|---|
| Software | Cisco Unified Wireless Network Software Release 8.8 MR2 or later Cisco IOS® XE Software Release 16.12 or later |
| Indicators | Status LED shows boot loader status, association status, operating status, warnings, errors |
| Interfaces | 2 x 10/100/1000BASE-T autosensing (RJ-45), PoE support; Management console port (RJ-45); USB 2.0 (enabled via future software) |
| Power Draw | 13.2W at PSE (12.1W at PD), all features except USB; 17.8W at PSE (16.0W at PD), USB port enabled |
| Description | Cisco Aironet AP1840I Series access point, A domain |
| Environmental | Storage temperature: -30°C to 70°C (-22°F to 158°F); Storage altitude: 25°C, 15,000 ft; Operating temperature: 0°C to 50°C (32°F to 122°F); Operating humidity: 10% to 90% (noncondensing); Operating altitude: 40°C, 9843 ft; Note: If ambient operating temperature >40°C, radio transmit duty cycle may be limited to ≤50% |
| System Memory | 1 GB DRAM; 256 MB flash |
| Integrated Antenna | 2.4 GHz, peak gain 4 dBi, internal, omnidirectional in azimuth; 5 GHz, peak gain 5 dBi, internal, omnidirectional in azimuth |
| 802.11ac Capabilities | 4x4 downlink MU-MIMO, four spatial streams; MRC; 802.11ac beamforming; 20/40/80 MHz channels; Data rates up to 1733 Mbps (80 MHz, 5 GHz); Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx); 802.11 DFS; CSD support |
| Dimensions (W x L x H) | 7 x 7 x 1.5 in (without mounting brackets) |
| Input Power Requirements | 802.3at PoE+, Cisco Universal PoE (Cisco UPOE®); Cisco power injector AIR-PWRINJ6=; 802.3af PoE (via AIR-PWRINJ5=, 802.3af only); Note: When powered by 802.3af PoE, the USB port is disabled |
| 802.11n v2.0 Capabilities | 5 GHz: 4x4 MIMO, four spatial streams; 2.4 GHz: 2x2 MIMO, two spatial streams; Maximal Ratio Combining (MRC); 802.11n and 802.11a/g beamforming; 20/40 MHz channels; Data rates up to 744 Mbps; Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx); Dynamic Frequency Selection (DFS); Cyclic Shift Diversity (CSD) support |
| Available Transmit Power Settings | 2.4 GHz: 20 dBm (100 mW), 17 dBm (50 mW), 14 dBm (25 mW), 11 dBm (12.5 mW), 8 dBm (6.25 mW), 5 dBm (3.13 mW), 2 dBm (1.56 mW), -1 dBm (0.79 mW); 5 GHz: 23 dBm (200 mW), 20 dBm (100 mW), 17 dBm (50 mW), 14 dBm (25 mW), 11 dBm (12.5 mW), 8 dBm (6.25 mW), 5 dBm (3.13 mW), 2 dBm (1.56 mW) |
| Supported Wireless LAN Controllers | Cisco Catalyst 9800 Wireless Controllers; Cisco 3500, 5520, and 8540 Series Wireless Controllers; Cisco Virtual Wireless Controller; Cisco Mobility Express |
| Warranty | 3-Year Warranty |
Yes, this AIR-AP1840I-A-K9, Cisco Aironet 1840I Series Access Point, 802.11ac Wave 2/2x2 MIMO/A domain (AIR-AP1840I-A-K9) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This AIR-AP1840I-A-K9, Cisco Aironet 1840I Series Access Point, 802.11ac Wave 2/2x2 MIMO/A domain includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the AIR-AP1840I-A-K9.