Choosing the Cisco Aironet 1852i Access Point (AIR-AP1852I-R-K9C) for your networking needs ensures a fast, reliable, and scalable wireless infrastructure. Its 802.11ac Wave 2 capability provides a higher data rate and improved channel efficiency, suitable for handling the bandwidth demands of modern mobile devices. With 4×4 MIMO technology, the Access Point can handle multiple users at once, increasing network capacity and ensuring that more devices connect without degradation in speed.
The AIR-AP1852I-R-K9C’s internal antennas are optimized to offer the best coverage, reducing dead spots and providing a consistent and strong wireless signal throughout your space. The device’s Mobility Express software simplifies deployment, with an easy setup process that allows the AP to operate without a physical controller, lowering costs and complexity.
Cisco’s commitment to security is evident in this product, offering robust protection mechanisms to safeguard your data from threats. The Access Point also supports Power over Ethernet (PoE), allowing for flexibility in installation locations and reducing the need for additional power cabling.
The device’s future-proof technology means that it is equipped to handle advancements in wireless networking. The USB 2.0 port promises additional functionality with future software updates. With its durable design and Cisco’s renowned support, the Aironet 1852i is an investment in long-term network performance and reliability.
Whether you’re upgrading an existing network or building a new one, the Cisco Aironet 1852i combines speed, efficiency, and security to provide a superior wireless experience. It’s an excellent choice for businesses seeking to improve their network’s ability to support a growing number of wireless devices and the increasing data demands that come with them.
AIR-AP1852I-R-K9C 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-R-K9C provides R Regulatory Domain and internal antennas. Model number ending in C is, by default, factory-shipped with a Cisco Mobility Express software image.
Quick Specs
Table 1 shows the quick specs of AIR-AP1852I-R-K9C.
Part Number |
AIR-AP1852I-R-K9C |
Description |
802.11ac Wave 2 Access Point, 4×4:4, Internal-Ant, R Regulatory Domain ★ Model number ending in C is, by default, factory-shipped with a Cisco Mobility Express software image. |
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 |
R (R regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.660 to 5,805 GHz; 7 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-R-K9 |
AIR-AP1852I-R-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 |
R (R regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.660 to 5,805 GHz; 7 channels |
R (R regulatory domain): – 2.412 to 2.472 GHz; 3 channels – 5.180 to 5.320 GHz; 8 channels – 5.660 to 5,805 GHz; 7 channels |
Support & Resources
[PDF] Cisco Indoor Access Points Comparison Chart
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