Purchasing the Cisco AIR-AP1852I-Q-K9 Aironet 1852i Access Point delivers multiple benefits for small to medium-sized businesses seeking to advance their wireless network infrastructure. This enterprise-class access point integrates 802.11ac Wave 2 technology, which is essential for handling the increasing number of Wi-Fi clients and meeting the need for higher data rates. The device’s 4×4 MIMO technology optimizes wireless bandwidth usage, allowing for faster data transmission and improved efficiency.
Multiuser MIMO capabilities of the AIR-AP1852I-Q-K9 ensure each wireless client receives a dedicated data stream, significantly reducing wait times and boosting user throughput. With a combined potential speed of up to 1.7 Gbps, this access point provides the necessary bandwidth for high-demand applications like HD video streaming and large file transfers. Ideal for offering a superior user experience, it allows smartphones, tablets, and laptops with 802.11ac Wave 2 support to operate at peak performance.
Furthermore, the internal antennas of the AIR-AP1852I-Q-K9 minimize the footprint and maintain a clutter-free environment while still offering expansive coverage and reliable signal strength throughout the coverage area. It suits the Q Regulatory Domain, ensuring that the device operates within regulatory constraints and delivers optimal performance.
For businesses with growing needs, the AIR-AP1852I-Q-K9 also supports Power over Ethernet (PoE), reducing the need for separate power sources and facilitating flexible installation locations. Buyers will find the straightforward management interface and LED indicators aiding in quick deployment and troubleshooting.
Investing in the Cisco AIR-AP1852I-Q-K9 Aironet 1852i Access Point assures a future-proofed wireless network capable of accommodating increasing numbers of wireless devices while maintaining high performance and security, a critical factor for contemporary business operations.
AIR-AP1852I-Q-K9 is one of the Cisco Aironet 1850 Series Access Points. Cisco 1850 AP series is ideal for small and medium-sized networks. This series supports enterprise-class 4×4 MIMO, four-spatial-stream access points that support the IEEE’s new 802.11ac Wave 2 specification. The 1850 Series extends support to a new generation of Wi-Fi clients, such as smartphones, tablets, and high-performance laptops that have integrated 802.11ac Wave 2 support. The model AIR-AP1852I-Q-K9 provides Q Regulatory Domain and internal antennas.
Quick Specs
Table 1 shows the quick specs of AIR-AP1852I-Q-K9.
|
Part Number |
AIR-AP1852I-Q-K9 |
|
Description |
802.11ac Wave 2 Access Point, 4×4:4, Internal-Ant, Q Regulatory Domain |
|
Features |
– 4×4 MIMO with four spatial streams, single-user MIMO – 4×4 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 |
Q (Q regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.500 to 5.700 GHz; 11 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) |
Product Details
Figure 1 shows the AIR-AP1852I LED Indicator Position.
Note: â‘ LED indicator position
Table 2 shows the AP LED indicators’ descriptions.
|
Message Type |
LED State |
Message Meaning |
|
Association status |
Chirping Green |
Normal operating condition, but no wireless client associated |
|
Green |
Normal operating condition, at least one wireless client association |
|
|
Boot loader status |
Green |
Executing boot loader |
|
Boot loader error |
Red |
Boot loader signing verification failure |
|
Access point regulatory domain priming status |
Blinking Amber |
AP priming to a new regulatory domain by Neighbor Discovery Protocol (NDP), in progress |
|
Cycling Red, Green and off |
AP waiting to be primed |
|
|
Chirping Red |
AP primed to a wrong regulatory domain |
|
|
Operating status |
Blinking amber |
Software upgrade in progress |
|
Cycling through green, red, and amber |
Discovery/join process in progress |
|
|
Rapidly cycling through red, green, amber, and off. |
Access point location command invoked from controller web interface. |
|
|
Access point operating system errors |
Cycling through red, green, amber, and off |
General warning; insufficient inline power |
Figure 2 shows AIR-AP1852I Ports and Connections.
Note:
|
â‘ |
Mode button |
â‘£ |
AUX (Auxiliary) port. |
|
â‘¡ |
RJ-45 console port |
⑤ |
PoE-In port (Ethernet Uplink port) |
|
â‘¢ |
USB 2.0 port |
â‘¥ |
48 V DC input power port |
AUX (Auxiliary) port appears in the wireless controller user interface as GigabitEthernet1. This port, along with the PoE-In port, is used for Link Aggregation. This port is disabled when using 802.3af (15.4W) power.
Compare to Similar Items
Table 3 shows the comparison between two AP.
|
Part Number |
AIR-AP1852I-Q-K9 |
AIR-AP1852I-Q-K9C |
|
Description |
802.11ac Wave 2 Access Point, 4×4:4 |
802.11ac Wave 2 Access Point, 4×4:4 ★ Model number ending in C is, by default, factory-shipped with a Cisco Mobility Express software image. |
|
Antenna |
Internal Antennas |
Internal Antennas |
|
Regulatory Domain |
Q (Q regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.500 to 5.700 GHz; 11 channels |
Q (Q regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.500 to 5.700 GHz; 11 channels |
Support & Resources
[PDF] Cisco Indoor Access Points Comparison Chart
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