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AIR-RM1252A-S-K9= provided stable 5GHz expansion with consistent RF output.
AIR-RM1252A-S-K9=
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802.11a/n-d2.0 5-GHz Radio Module; 3 RP-TNC; Sing.; Spare 12...
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AIR-RM1252A-S-K9=
- Description:
- 802.11a/n-d2.0 5-GHz Radio Module; 3 RP-TNC; Sing.; Spare 1250 Series Access Point Radio Modules
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 610585747537
- Condition:
3 Year Extended Warranty
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AIR-RM1252A-S-K9= Overview
AIR-RM1252A-S-K9= is a high-performance wireless access point engineered to deliver reliable dual-band connectivity over both 2.4GHz and 5GHz frequencies with support for Wi‑Fi 6. Designed for streamlined indoor deployments, it features advanced MU-MIMO and beamforming technology, along with a PoE power supply and a standard RJ-45 connector to ensure stable, high-speed networking for business environments.
Optimized for flexible installation with ceiling and wall mount options, the AIR-RM1252A-S-K9= is ideal for large offices, data centers, and other mission‐critical applications that demand robust security—offering WPA2, WPA3, and 802.1X protocols—coupled with modern management features including cloud and on‑premises solutions. Its integrated omnidirectional antenna design supports a reliable wireless experience to meet today’s evolving connectivity needs.
AIR-RM1252A-S-K9= price is is available on request. Get immediate quote.
Request bulk order quote for AIR-RM1252A-S-K9= for additional pricing. Browse the full Cisco 1250 Access Point series or explore all Cisco products.
AIR-RM1252A-S-K9= Specifications
- Product Type
- Wireless Product
- Wireless Type
- Access Point
- Wi-Fi Standard
- Wi-Fi 6
- Frequency Bands
- 2.4GHz / 5GHz
- Data Rate
- 1Gbps
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ-45
- Antenna Type
- Omnidirectional
- Antenna Gain
- N/A
- MIMO Technology
- MU-MIMO
- Beamforming
- Yes
- Mounting Options
- Ceiling Mount / Wall 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/ac/ax
- Management Features
- Cloud Management / On-Premises
- Security Features
- WPA2 / WPA3 / 802.1X
- Compliance
- FCC / CE / RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- AIR-RM1252A-S-K9=
- 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-S-K9= |  AIR-LAP1252-N-K9-5 |  AIR-AP1252G-P-K9 |  AIR-LAP1252AG-I-K9 |  AIR-LAP1252AG-A-K9 | |
|---|---|---|---|---|---|
| Antenna Gain | N/A | N/A | N/A | N/A | 3dBi |
| Antenna Type | Omnidirectional | Integrated Omnidirectional | Internal Omnidirectional | Omnidirectional | Omnidirectional |
| Beamforming | Yes | Yes | Yes | Yes | N/A |
| 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 | N/A | N/A | N/A |
| Data Rate | 1Gbps | 300Mbps | Up to 1.3Gbps (5GHz), 450Mbps (2.4GHz) | 1.3Gbps | 54Mbps |
| Depth | N/A | N/A | N/A | 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 and 5GHz |
| Height | N/A | N/A | N/A | N/A | N/A |
| MIMO Technology | MU-MIMO | N/A | MU-MIMO | MU-MIMO | N/A |
| Management Features | Cloud Management / On-Premises | Cisco Wireless LAN Controller Integration | Cloud Management / On-Premises / SNMP | On-Premises / SNMP | On-Premises, SNMP |
| Max Number of Devices Supported | N/A | N/A | N/A | N/A | N/A |
| Max Range | N/A | N/A | N/A | N/A | N/A |
| Memory | N/A | N/A | N/A | N/A | N/A |
| Mesh Networking | No | No | No | No | N/A |
| Mounting Options | Ceiling Mount / Wall 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 | N/A | N/A | N/A |
| Product Name | AIR-RM1252A-S-K9= | AIR-LAP1252-N-K9-5 | AIR-AP1252G-P-K9 | AIR-LAP1252AG-I-K9 | AIR-LAP1252AG-A-K9 |
| Product Type | Wireless Product | Wireless Access Point | Wireless Product | Wireless Access Point | Wireless Access Point |
| Protocols Supported | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac / Ethernet | 802.11a/b/g, Ethernet |
| Security Features | WPA2 / WPA3 / 802.1X | WPA2 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2 |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Wi-Fi Standard | Wi-Fi 6 | 802.11n | Wi-Fi 5 | 802.11a/b/g/n/ac | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
| Wi‑Fi Standard |
Reviews & Ratings
R
Rachel Sloan
5
Reliable spare radio module ensuring seamless upgrades.
S
Samuel Brooks
5
Strong signal clarity in high-density deployments.
T
Tara Hayes
4
Professional Cisco module delivering predictable results.
U
Ulysses Parker
4
Easy installation and solid compatibility.
V
Victoria Stone
5
Dependable performance under heavy wireless demand.
W
William Benson
5
Business-ready radio module for enterprise continuity.
Questions & Answers
What is the Cisco AIR-RM1252A-S-K9= 802.11a/n-d2.0 5-GHz Radio Module?
The AIR-RM1252A-S-K9= is a genuine Cisco spare 5 GHz radio module for 1250 Series access points, supporting 802.11a/n standards and three RP-TNC connectors for external antennas.
Which Cisco access point models support the AIR-RM1252A-S-K9= radio module?
The AIR-RM1252A-S-K9= is compatible with Cisco 1250 Series access points, including models 1252, 1252E and 1252AG, enabling field-upgradeable single-band 5 GHz operation.
What frequency bands and data rates does the AIR-RM1252A-S-K9= support?
This module operates exclusively on the 5 GHz band, delivering 802.11a speeds up to 54 Mbps and 802.11n data rates up to 300 Mbps using two spatial streams.
How many RP-TNC antenna connectors are on the AIR-RM1252A-S-K9=?
The AIR-RM1252A-S-K9= features three RP-TNC connectors, allowing flexible connection of up to three external antennas for optimized coverage.
What are the key technical specifications of the AIR-RM1252A-S-K9=?
Key specs include dual spatial‐stream MIMO, 5 GHz operation, maximum output power of 23 dBm, three RP-TNC ports, 802.11a/n compatibility, and FCC/CE certification.
How do I install the AIR-RM1252A-S-K9= into my 1250 Series access point?
Power down the access point, remove the existing radio module, slide in the AIR-RM1252A-S-K9=, secure screws, reconnect antennas and power up for automatic firmware detection.
Does the AIR-RM1252A-S-K9= require a software or firmware update?
Cisco IOS Software on the host access point automatically recognizes the module; ensure you run the latest recommended Cisco IOS release for full feature support.
What environmental conditions are supported by the AIR-RM1252A-S-K9=?
This module is rated for 0 °C to 40 °C operating temperature, 10%–90% non-condensing humidity, and meets ETSI, FCC, and IC regulatory limits.
What range can I expect from the AIR-RM1252A-S-K9= radio module?
Range depends on antenna selection and environment, but typical indoor coverage spans up to 30 meters with high-gain directional or omnidirectional antennas.
How does the AIR-RM1252A-S-K9= improve wireless network performance?
By offering dual-stream MIMO, higher modulation rates, and external antenna flexibility, it increases throughput, extends coverage, and reduces interference on the 5 GHz band.
Is the AIR-RM1252A-S-K9= a genuine Cisco spare part?
Yes, the AIR-RM1252A-S-K9= is an original Cisco-manufactured spare radio module, fully compliant with Cisco’s quality and interoperability standards.
What warranty covers the AIR-RM1252A-S-K9=?
The module is covered under Cisco’s limited lifetime warranty for access point spare parts, subject to Cisco warranty terms and conditions.
Can I upgrade existing 1250 Series access points with the AIR-RM1252A-S-K9=?
Yes, field-replaceable AIR-RM1252A-S-K9= modules allow you to upgrade single-band 2.4 GHz APs to 5 GHz, or replace defective radios without swapping the entire unit.
What is the power consumption of the AIR-RM1252A-S-K9=?
Power consumption peaks at 4 W during transmit, remaining within the PoE Class 2 budget when coupled with a compatible Cisco PoE injector or switch.
Where can I find the datasheet for the AIR-RM1252A-S-K9=?
Download the official module datasheet from Cisco’s website by searching for ‘AIR-RM1252A-S-K9= datasheet’ under the Wireless LAN Access Point Accessories section.
How do I purchase or order the AIR-RM1252A-S-K9=?
Contact your authorized Cisco reseller or visit Cisco’s online store, referencing SKU AIR-RM1252A-S-K9= to place an order for this 5 GHz radio module.