| AIR-AP1852I-K-K9C Specification |
| Description | 802.11ac Wave 2 Access Point, 4x4:4, Internal-Ant, K Regulatory Domain |
| ★ Model number ending in C is, by default, factory-shipped with a Cisco Mobility Express software image. |
| Software | Cisco Unified Wireless Network Software Release with AireOS wireless controllers: |
| 8.1 MR1 or later for the Cisco Aironet 1850 Series Access Points |
| Regulatory Domain | K (K regulatory domain): |
| - 2.412 to 2.472 GHz; 3 channels |
| - 5.180 to 5.320 GHz; 8 channels |
| - 5.500 to 5.620 GHz; 7 channels |
| - 5.745 to 5.805 GHz; 4 channels |
| Deployment modes | Centralized local, Standalone, Sniffer, Cisco FlexConnect, Monitor, OfficeExtend, Mesh |
| Supported wireless LAN controllers | Cisco 2500 Series Wireless Controllers, Cisco Wireless Controller Module for ISR G2, Cisco Wireless Services Module 2 (WiSM2) for Catalyst 6500 Series Switches, Cisco 5500 Series Wireless Controllers, Cisco Flex 7500 Series Wireless Controllers, Cisco 8500 Series Wireless Controllers, Cisco 5760 Series Wireless Controllers, Cisco Catalyst 3650/3850 Series switch with integrated controller |
| Cisco Mobility Express |
| 802.11n version 2.0 (and related) capabilities | 4x4 MIMO with four spatial streams |
| Maximal ratio combining (MRC) |
| 20- and 40-MHz channels |
| PHY data rates up to 600 Mbps (40 MHz with 5 GHz) |
| Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) |
| 802.11 dynamic frequency selection (DFS) |
| Cyclic shift diversity (CSD) support |
| 802.11ac Wave 1 and 2 capabilities | 4x4 MIMO with four spatial streams, single-user MIMO |
| 4x4 MIMO with three spatial streams, multiuser MIMO |
| MRC |
| 802.11ac beamforming (transmit beamforming) |
| 20-, 40-, and 80-MHz channels |
| PHY data rates up to 1.7 Gbps (80 MHz in 5 GHz) |
| Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) |
| 802.11 DFS |
| CSD support |
| Rogue device detection |
| Integrated antenna | 2.4 GHz, gain 3 dBi, internal omni, horizontal beamwidth 360° |
| 5 GHz, gain 5 dBi, internal omni, horizontal beamwidth 360° |
| Interfaces | 1 x 10/100/1000BASE-T autosensing (RJ-45), Power over Ethernet (PoE) |
| 1 x 10/100/1000BASE-T autosensing (RJ-45), AUX (used for Link Aggregation) |
| Management console port (RJ-45) |
| USB 2.0 (enabled via future software) |
| Indicators | Status LED indicates boot loader status, association status, operating status, boot loader warnings, boot loader errors |
| Dimensions | Access point (without mounting bracket): 8.3 x 8.3 x 2 in. (210.8 x 210.8 x 50.8 mm) |
| (W x L x H) |
| Weight | 3.12 lb (1.41 kg) |
| Environmental | Cisco Aironet 1850i |
| Nonoperating (storage) temperature: -22° to 158°F (-30° to 70°C) |
| Nonoperating (storage) altitude test: 25˚C, 15,000 ft. |
| Operating temperature: 32° to 104°F (0° to 40°C) |
| Operating humidity: 10% to 90% (noncondensing) |
| Operating altitude test: 40˚C, 9843 ft. |
| System memory | 1 GB DRAM |
| 256 MB flash |
| Input power requirements | AP1850: 44 to 57 VDC |
| Power supply and power injector: 100 to 240 VAC; 50 to 60 Hz |
| Power draw | 20.9W |
| Note: When deployed using a Power over Ethernet (PoE) specification, the power drawn from the power sourcing equipment will be higher by some amount, depending on the length of the interconnecting cable. |
| Powering options | 802.3at |
| Enhanced PoE |
| Cisco power injector, AIR-PWRINJ4= |
| Cisco local power supply, AIR-PWR-C= |
| Cisco power injector, AIR-PWRINJ5= (Note:this injector supports 802.3af only) |
| 802.3af |
| Note: If 802.3af PoE is the source of power, (1) the 1852e 2.4-GHz radio will shift to 2x3 from 3x4, (2) The USB port and AUX Ethernet port are disabled on both the 1852i and 1852e. |
| Warranty | Limited lifetime hardware warranty |
| Description | 802.11ac Wave 2 Access Point, 4x4:4, Internal-Ant, K Regulatory Domain |
| ★ Model number ending in C is, by default, factory-shipped with a Cisco Mobility Express software image. |
| Features | - 4x4 MIMO with four spatial streams, single-user MIMO |
| - 4x4 MIMO with three spatial streams, multiuser MIMO |
| - MRC |
| - 802.11ac beamforming (transmit beamforming) |
| - 20-, 40-, and 80-MHz channels |
| - PHY data rates up to 1.7 Gbps (80 MHz in 5 GHz) |
| - Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx) |
| - 802.11 DFS |
| - CSD support |
| Regulatory Domain | K (K regulatory domain): |
| - 2.412 to 2.472 GHz; 3 channels |
| - 5.180 to 5.320 GHz; 8 channels |
| - 5.500 to 5.620 GHz; 7 channels |
| - 5.745 to 5.805 GHz; 4 channels |
| Antenna | Internal Antenna |
| Interfaces | - 1 x 10/100/1000BASE-T autosensing (RJ-45), Power over Ethernet (PoE) |
| - 1 x 10/100/1000BASE-T autosensing (RJ-45), AUX (used for Link Aggregation) |
| - Management console port (RJ-45) |
| - USB 2.0 (enabled via future software) |
| Dimensions (W x L x H) | 8.3 x 8.3 x 2 in. (210.8 x 210.8 x 50.8 mm) |
| Weight | 3.12 lb (1.41 kg) |
