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AIR-RM1252A-S-K9
802.11a/n-d2.0 5-GHz Radio Module; 3 RP-TNC; Sing.; Spare 12...
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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.
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| AIR-RM1252A-S-K9 |  AIR-LAP1252-N-K9-5 |  AIR-AP1252G-P-K9 |  AIR-LAP1252AG-I-K9 |  AIR-LAP1252AG-A-K9 | |
|---|---|---|---|---|---|
| Antenna Type | Omnidirectional | Integrated Omnidirectional | Internal Omnidirectional | Omnidirectional | Omnidirectional |
| 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 |
| Data Rate | 1Gbps | 300Mbps | Up to 1.3Gbps (5GHz), 450Mbps (2.4GHz) | 1.3Gbps | 54Mbps |
| 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 |
| Management Features | Cloud Management / On-Premises | Cisco Wireless LAN Controller Integration | Cloud Management / On-Premises / SNMP | On-Premises / SNMP | On-Premises, SNMP |
| 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 |
| 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 |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
AIR-RM1252A-S-K9 provided stable 5GHz expansion with consistent RF output.
Reliable spare radio module ensuring seamless upgrades.
Strong signal clarity in high-density deployments.
Professional Cisco module delivering predictable results.
Easy installation and solid compatibility.
Dependable performance under heavy wireless demand.
Business-ready radio module for enterprise continuity.
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.
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.
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.
The AIR-RM1252A-S-K9 features three RP-TNC connectors, allowing flexible connection of up to three external antennas for optimized coverage.
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.
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.
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.
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.
Range depends on antenna selection and environment, but typical indoor coverage spans up to 30 meters with high-gain directional or omnidirectional antennas.
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.
Yes, the AIR-RM1252A-S-K9 is an original Cisco-manufactured spare radio module, fully compliant with Cisco’s quality and interoperability standards.
The module is covered under Cisco’s limited lifetime warranty for access point spare parts, subject to Cisco warranty terms and conditions.
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.
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.
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.
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.
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