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AIR-AP1840I-S-K9C
Cisco Aironet ME AP1840I Series access point - S domain
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
AIR-AP1840I-S-K9C is a high-performance wireless access point designed specifically for indoor enterprise deployments. It supports dual-band connectivity on 2.4GHz and 5GHz frequencies using the advanced 802.11ac (Wi‑Fi 5) standard to deliver data rates up to 1.3Gbps. With integrated MU‑MIMO and beamforming capabilities, this access point optimizes network performance in high‐density environments such as large offices, retail spaces, and educational institutions.
Engineered for simple installation and flexible deployment, AIR-AP1840I-S-K9C offers both ceiling and wall mounting options while featuring a compact design with a single Gigabit Ethernet (RJ‑45) port and PoE power supply. Its internal omnidirectional antennas ensure robust, reliable indoor coverage, reinforcing its role as a solid enterprise-grade solution for modern wireless networking needs.
AIR-AP1840I-S-K9C price is $1,467.00. AIR-AP1840I-S-K9C is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for AIR-AP1840I-S-K9C for additional pricing. Browse the full Cisco 1840 Access Points series or explore all Cisco products.
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| AIR-AP1840I-S-K9C |  AIR-AP1840I-T-K9C |  AIR-AP1840I-E-K9 |  AIR-AP1840I-B-K9C |  AIR-AP1840I-Z-K9 | |
|---|---|---|---|---|---|
| Product Type | Wireless Access Point | Wireless Product | Wireless Access Point | Wireless Product | Wireless Product |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
| Wi-Fi Standard | Wi-Fi 5 | Wi-Fi 5 | Wi-Fi 5 | Wi‑Fi 5 | Wi-Fi 5 |
| Frequency Bands | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz |
| Data Rate | 1.3Gbps | 1Gbps | 1Gbps | 1Gbps | 1.3Gbps |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Antenna Type | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional | Internal Omni-directional |
| MIMO Technology | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO |
| Beamforming | Yes | Yes | Yes | Yes | Yes |
| Mounting Options | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount |
| Power Supply | PoE | PoE | PoE | PoE | PoE |
| Mesh Networking | No | No | No | No | No |
| Ethernet Port | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit |
| Protocols Supported | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac |
| Management Features | On-Premises / SNMP | On-Premises | On-Premises / SNMP | On-Premises / SNMP | On-Premises |
| Security Features | WPA2 / 802.1X | WPA2 / WPA3 | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X |
| Compliance | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS |
| Outdoor Use | No | No | No | No | No |
| Product Name | AIR-AP1840I-S-K9C | Cisco Aironet 1840 Indoor Access Point | AIR-AP1840I-E-K9 | AIR-AP1840I-B-K9C | Cisco Aironet 1840I Series 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.
ME access point integrates easily and delivers steady performance.
Reliable enterprise WiFi with strong coverage indoors.
Wave 2 speeds remain stable during peak hours.
Dependable dual band connectivity and easy management.
Consistent indoor performance with minimal downtime.
Strong signal quality and seamless roaming.
Solid enterprise AP supporting daily operations effectively.
The Cisco Aironet ME AP1840I Series is an indoor, dual-radio, Wi-Fi 6 access point designed for high-density enterprise environments, delivering up to 5.38 Gbps aggregate throughput.
AIR-AP1840I-S-K9C is the Cisco Aironet ME AP1840I access point for the S regulatory domain, including standard PoE/PoE+ support and internal antennas.
The AP1840I supports simultaneous dual-band operation on 2.4 GHz and 5 GHz, optimized for maximum coverage and capacity.
The AP1840I delivers up to 1.2 Gbps on 2.4 GHz and 4.8 Gbps on 5 GHz, totaling 6 Gbps of aggregate throughput.
Yes. The AP1840I integrates with Cisco DNA Center for policy-based automation, assurance, analytics, and simplified lifecycle management.
The AP1840I supports Cisco UPOE, PoE+ (802.3at), and PoE (802.3af), consuming up to 35.6 W for full feature operation.
The AP1840I can be ceiling-mounted using the included T-bar tile bracket or wall-mounted with an optional bracket kits for concrete and drywall.
The AP1840I supports WPA3, WPA2 Enterprise, 802.1X, MFP, and supports secure onboarding with Cisco Identity Services Engine (ISE).
Each radio on the AP1840I supports up to 16 SSIDs, allowing segmentation into multiple VLANs for guest, IoT, and secure traffic.
The 'S domain' indicates regulatory compliance for select regions (e.g., EU countries) and preconfigured transmit power and channel settings.
The AP1840I is RoHS-compliant, ENERGY STAR® certified, and tested for ETSI and FCC regulatory standards in the S domain.
In typical office environments, the AP1840I covers up to 270 ft (82 m) indoors, depending on building materials and client device sensitivity.
The AP1840I reliably supports up to 200 active client associations per access point for high-density deployments.
Cisco offers a limited lifetime hardware warranty, 90-day software updates, and optional SMARTnet® support for advanced replacement and TAC access.
Yes. The AP1840I features Wi-Fi 6 (802.11ax) with OFDMA, MU-MIMO, and BSS Coloring for improved efficiency and reduced latency.
The AP1840I can operate in Cisco Catalyst controller-based mode, Cisco DNA Center managed mode, or as a standalone autonomous access point.
United States
