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AIR-RM1252A-K-K9= delivered dependable 5GHz expansion with consistent RF stability.
AIR-RM1252A-K-K9=
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802.11a/n-d2.0 5-GHz Radio Module; 3 RP-TNC; Korea; Spare 12...
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AIR-RM1252A-K-K9=
- Description:
- 802.11a/n-d2.0 5-GHz Radio Module; 3 RP-TNC; Korea; Spare 1250 Series Access Point Radio Modules
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 651333273694
- Condition:
3 Year Extended Warranty
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AIR-RM1252A-K-K9= Overview
AIR-RM1252A-K-K9= is a high-performance wireless access point built for enterprise indoor environments. Designed to operate in dual-band 2.4GHz and 5GHz frequencies, this model supports the 802.11n Wi-Fi standard and delivers reliable, efficient connectivity with data rates of up to 300 Mbps in the 2.4GHz band and up to 867 Mbps in the 5GHz band. Its integrated internal omnidirectional antennas ensure steady signal propagation and a robust wireless experience throughout medium to large office spaces and campus environments.
Engineered for easy ceiling mounting and PoE-powered installation, the AIR-RM1252A-K-K9= is ideal for business settings where streamlined deployment and centralized management are critical. With support for SU-MIMO technology and standard management features such as on-premises control and SNMP monitoring, this access point meets the demanding needs of modern data networks while ensuring secure connections with WPA2, 802.1X, and VPN security features.
AIR-RM1252A-K-K9= price is is available on request. Get immediate quote.
Request bulk order quote for AIR-RM1252A-K-K9= for additional pricing. Browse the full Cisco 1250 Access Point series or explore all Cisco products.
AIR-RM1252A-K-K9= Specifications
- Product Type
- Wireless Product
- Wireless Type
- Access Point
- Wi-Fi Standard
- 802.11n
- Frequency Bands
- 2.4GHz / 5GHz
- Data Rate
- Up to 300 Mbps (2.4GHz) / Up to 867 Mbps (5GHz)
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ-45
- Antenna Type
- Omnidirectional
- Antenna Gain
- 3dBi
- MIMO Technology
- SU-MIMO
- Beamforming
- N/A
- Mounting Options
- Ceiling 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, Ethernet
- Management Features
- On-Premises, SNMP
- Security Features
- WPA2 / 802.1X / VPN
- Compliance
- FCC / CE / RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- Cisco Aironet 1252 Wireless Access Point
- 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-RM1252A-K-K9= |  AIR-LAP1252-N-K9-5 |  AIR-AP1250= |  AIR-RM1252A-I-K9= |  AIR-AP1252AG-C-K9 | |
|---|---|---|---|---|---|
| Antenna Gain | 3dBi | N/A | 5dBi | N/A | N/A |
| Antenna Type | Omnidirectional | Integrated Omnidirectional | Omnidirectional | Internal Omnidirectional | Omnidirectional |
| Beamforming | N/A | 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 | 2,000 square feet | N/A | N/A |
| Data Rate | Up to 300 Mbps (2.4GHz) / Up to 867 Mbps (5GHz) | 300Mbps | 1.25Gbps | Up to 1.3Gbps | Up to 1.3Gbps |
| Depth | N/A | N/A | 9.5 inches | N/A | N/A |
| 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 | 1.5 inches | N/A | N/A |
| MIMO Technology | SU-MIMO | N/A | MU-MIMO | MU-MIMO | MU-MIMO |
| Management Features | On-Premises, SNMP | Cisco Wireless LAN Controller Integration | Cloud Management, SNMP | Controller-based / On-Premises | On-Premises |
| Max Number of Devices Supported | N/A | N/A | 128 | N/A | N/A |
| Max Range | N/A | N/A | 200 feet | N/A | N/A |
| Memory | N/A | N/A | 512MB | N/A | N/A |
| Mesh Networking | No | No | Yes | No | No |
| Mounting Options | Ceiling 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 | Quad-Core 1.2GHz | N/A | N/A |
| Product Name | Cisco Aironet 1252 Wireless Access Point | AIR-LAP1252-N-K9-5 | AIR-AP1250= | AIR-RM1252A-I-K9= | Cisco Aironet 1252AG-C-K9 |
| Product Type | Wireless Product | Wireless Access Point | Wireless Access Point | Wireless Product | Wireless Product |
| Protocols Supported | 802.11a/b/g/n, Ethernet | 802.11a/b/g/n | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac |
| Security Features | WPA2 / 802.1X / VPN | WPA2 / 802.1X | WPA2, WPA3, 802.1X, VPN | WPA2 / WPA3 | WPA2, WPA3, 802.1X |
| Weight | N/A | N/A | 2.5 lbs | N/A | N/A |
| Wi-Fi Standard | 802.11n | 802.11n | Wi-Fi 6 | Wi-Fi 5 | Wi-Fi 5 |
| Width | N/A | N/A | 9.5 inches | N/A | N/A |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
| Wi‑Fi Standard |
Reviews & Ratings
N
Nora Bennett
5
Reliable Cisco spare module for seamless infrastructure upgrades.
O
Oliver Hayes
5
Strong signal clarity across high-density office layouts.
P
Paige Harper
5
Professional radio module ensuring predictable performance.
Q
Quentin Morris
4
Easy integration and stable output.
R
Rachel Collins
4
Reliable wireless expansion component for enterprise networks.
S
Samuel Reed
5
Business-grade spare module built for continuity.
Questions & Answers
What is the Cisco AIR-RM1252A-K-K9 radio module?
The Cisco AIR-RM1252A-K-K9 is a 802.11a/n-d2.0 5 GHz dual-stream spare radio module with three RP-TNC connectors, designed for Cisco 1250 Series Access Points.
Which access points are compatible with AIR-RM1252A-K-K9?
The AIR-RM1252A-K-K9 is fully compatible with Cisco 1250 Series Access Points, enabling seamless replacement of factory-installed 5 GHz radios.
What wireless standards does AIR-RM1252A-K-K9 support?
This module supports IEEE 802.11a and 802.11n standards, delivering dual-stream MIMO performance in the 5 GHz band.
How many antenna connectors does AIR-RM1252A-K-K9 include?
It includes three RP-TNC connectors to support up to three external antennas for enhanced coverage and diversity.
What is the maximum data rate of AIR-RM1252A-K-K9?
The AIR-RM1252A-K-K9 delivers up to 300 Mbps aggregate throughput under optimal 802.11n conditions.
Is the AIR-RM1252A-K-K9 region-locked to Korea?
Yes, the AIR-RM1252A-K-K9 is factory-configured for regulatory compliance in Korea (K-domain) and must be used within that region.
How do I install the AIR-RM1252A-K-K9 in a 1250 Series AP?
Power down the AP, remove the existing 5 GHz module, insert the AIR-RM1252A-K-K9 into the radio bay, secure the module, and reconnect power.
Does AIR-RM1252A-K-K9 require additional firmware?
No additional firmware is required; the module is supported by Cisco IOS and AireOS images compatible with the 1250 Series.
What MIMO capabilities does the AIR-RM1252A-K-K9 offer?
It provides 2×2 MIMO with spatial diversity, improving throughput and reliability in multipath environments.
What operating temperature range is supported?
The module operates between –20 °C and 55 °C (–4 °F to 131 °F) for standard indoor environments.
Are there regulatory certifications for AIR-RM1252A-K-K9?
Yes, it carries KC (Korea), CE, FCC, and other international approvals for 5 GHz WLAN operation.
What warranty covers the AIR-RM1252A-K-K9?
The module is backed by Cisco’s limited lifetime hardware warranty when installed in a valid Cisco 1250 Series AP.
Can I upgrade existing 1250-Series APs with AIR-RM1252A-K-K9?
Yes, you can upgrade or replace the 5 GHz radio in any Cisco 1250 Series AP to leverage improved RF performance.
How do I order AIR-RM1252A-K-K9 as a spare?
Order through your Cisco authorized reseller using SKU AIR-RM1252A-K-K9 or contact Cisco sales for direct procurement.
What troubleshooting steps apply to AIR-RM1252A-K-K9 radio issues?
Verify firmware compatibility, check antenna connections, inspect radio status via CLI (‘show controllers dot11Radio 1’), and reboot the AP.
How does AIR-RM1252A-K-K9 enhance network performance?
By providing dedicated 5 GHz dual-stream MIMO capability with external antenna support, it increases capacity, coverage, and throughput.