Cisco Aironet AIR-AP1524SB-x-K9
Listing Title
Cisco Aironet AIR-AP1524SB-x-K9 Tri-Radio Linear Serial Backhaul Outdoor Lightweight Mesh Access Point, Dual 5GHz Mesh Backhaul Radios + 2.4GHz Client Radio, Six N-Type External Antenna Ports, Quad Gigabit Interfaces with SFP Fiber Slot, CAPWAP Controller-Managed for Road, Highway, Linear Campus & Municipal Mesh Deployments
Full Commercial Product Description
The Cisco Aironet AIR-AP1524SB-x-K9 belongs to the industrial-grade Cisco Aironet 1520 Series lightweight outdoor wireless mesh access points, specially optimized forlinear chain mesh topologiessuch as highways, road corridors, railway sides, long campus walkways and strip retail districts, which is its core differentiation from the public safety-focused AIR-AP1524PS-x-K9Cisco. This AP operates exclusively in CAPWAP lightweight mode and requires centralized management by Cisco Wireless LAN Controllers (WLCs) to deliver unified RF orchestration, self-healing mesh routing, consistent security policy enforcement, and seamless client mobility across multi-node linear mesh domains.
Unique Tri-Radio Serial Backhaul Architecture
The AIR-AP1524SB integrates three independent 802.11 radios without dedicated 4.9GHz public safety radio:
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Slot 0 – 2.4 GHz 802.11b/g Radio: Reserved for civilian end-user Wi-Fi client access, serving municipal, campus, residential and retail mobile devices; supports DSSS/OFDM modulation with max 54 Mbps PHY rate.
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Slot 1 – 5 GHz 802.11a Downstream Backhaul Radio: Dedicated southbound wireless mesh backhaul for forwarding traffic to the next downstream mesh node in linear chains, configurable on independent non-overlapping RF channels to avoid north-south backhaul interferenceCisco.
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Slot 2 – 5 GHz 802.11a Upstream Backhaul Radio: Dedicated northbound wireless mesh backhaul for connecting back to parent mesh node or root AP (RAP). It supports automatic fallback mode: if Slot 2 radio, antenna or uplink link fails, Slot 1 radio automatically switches to uplink role and scans for parent nodes after a 15-minute recovery timer to maintain mesh connectivityCisco.
All three radios connect to independent dedicated N-Type female external antenna ports (six total antenna connectors for three radio slots). System integrators deploy Cisco-certified directional sector antennas for linear corridor long-distance backhaul links, paired with omnidirectional antennas for 2.4GHz client coverage, enabling precise directional RF layout for straight-line outdoor mesh chainsCisco.
Industrial Weatherproof Hardware
The unit adopts fully sealed IP67 NEMA Type 4X outdoor enclosure, resistant to rain, dust, humidity and extreme temperature fluctuations. It meets strict EMC surge, ESD and fast transient burst immunity standards for stable operation in electrically noisy urban roadside environments. An optional internal backup battery module supports temporary operation during mains power outages for mission-critical linear municipal Wi-Fi links.
Quad Gigabit Hybrid Wired Interfaces
Four independent Gigabit wired ports provide flexible hybrid wired backhaul and powered downstream device support, consistent with the 1524 series hardware platformCisco:
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Port 0 (G0): PoE-In uplink port for AP power supply (requires dedicated high-power PoE injector, incompatible with standard 802.3af switches)
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Port 1 (G1): 802.3af compliant PoE-Out port to power external IP surveillance cameras, roadside IoT sensors and remote wired endpoints
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Port 2 (G2): Auxiliary copper Gigabit Ethernet port for local wired device connection
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Port 3 (G3): SFP fiber transceiver slot compatible with 1000BASE-BX single/multi-mode fiber modules, supporting long-distance fiber wired root AP uplink for geographically separated linear mesh segments
Core Cisco Mesh & RF Intelligence Technologies
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Adaptive Wireless Path Protocol (AWPP): Enables self-forming, self-healing linear mesh topology; APs automatically discover adjacent upstream/downstream mesh nodes, dynamically reroute backhaul traffic if a directional wireless link fails to avoid full mesh chain outageCisco.
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Centralized Radio Resource Management (RRM): The wireless LAN controller globally adjusts radio channels, transmit power (5 adjustable power levels) and data rates across all linear mesh nodes to eliminate co-channel RF interference between northbound and southbound backhaul radios and balance concurrent client load.
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X.509 Digital Device Authentication: Blocks unauthorized rogue access points from joining the secure municipal linear mesh network.
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Hardware-Accelerated AES Encryption: Encrypts all inter-AP serial backhaul wireless traffic to protect public municipal user data transmitted over roadside wireless links.
Comprehensive Wireless Security Suite
Full enterprise wireless security capabilities are supported: WPA/WPA2 (802.11i) encryption, complete suite of EAP authentication protocols (EAP-TLS, PEAP, EAP-FAST), MAC address filtering, VLAN traffic segmentation, and rogue AP detection. All wireless security policies are centrally defined and pushed from the wireless LAN controller to every linear mesh node for consistent end-to-end network protection.
The suffix "x" in the part number represents region-specific regulatory configurations (A=FCC North America, C=China, E=ETSI Europe, K=Korea, P=Japan, S=Singapore) to comply with local radio frequency spectrum power, channel and licensing regulations worldwide.
Key Specification Bullet Points
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Model: AIR-AP1524SB-x-K9
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Wi-Fi Standard: 802.11b/g (2.4GHz client access), dual 802.11a (5GHz serial upstream/downstream backhaul)
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Radio Architecture: 3 independent tri-radio linear serial backhaul design
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2.4GHz: General civilian client access
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5GHz Slot1: Downstream southbound mesh backhaul (uplink fallback redundancy)
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5GHz Slot2: Upstream northbound mesh backhaul
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Max PHY Rate: 54 Mbps per radio via OFDM/DSSS modulation; supports 5/10/20MHz channel bandwidth
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Antenna Interface: 6 × dedicated N-Type female external antenna ports (2 ports per radio slot); compatible with Cisco certified directional sector / omnidirectional outdoor antennas
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Mesh Core Features: AWPP self-forming self-healing linear serial mesh, automatic backhaul radio fallback redundancy, independent north/south backhaul RF channels, centralized WLC mesh management
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Security Mechanisms: X.509 digital device authentication, hardware AES mesh link encryption, WPA/WPA2 / 802.11i enterprise wireless security, full multi-EAP authentication suite, rogue AP detection
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Operation Mode: CAPWAP Lightweight Controller-Managed Mode only, no standalone autonomous operation
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Quad Gigabit Wired Interfaces:
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G0: PoE-In power uplink (requires dedicated high-power PoE injector)
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G1: 802.3af PoE-Out downstream port for IP cameras / roadside IoT sensors
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G2: Auxiliary copper Gigabit Ethernet port
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G3: SFP fiber slot (1000BASE-BX fiber transceivers compatible)
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Enclosure Rating: IP67 / NEMA Type 4X fully weatherproof sealed outdoor housing
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Environmental Compliance: Wide operating temperature range, dust/water resistant, industrial-grade EMC surge & ESD immunity; optional internal backup battery module
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Primary Deployment Scenarios: Linear roadside / highway / railway municipal public Wi-Fi mesh networks, long strip campus walkway coverage extension, linear retail district wireless deployment, long-distance directional serial backhaul mesh chains
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Regulatory Variants: A, C, E, K, P, S region-specific regulatory suffixes
Model Quick Reference
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AIR-AP1524SB-x-K9: Linear serial dual-5GHz backhaul tri-radio outdoor mesh AP, no 4.9GHz public safety radio, optimized for straight corridor/highway linear mesh topologies
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AIR-AP1524PS-x-K9: Public safety optimized tri-radio mesh AP, equipped with exclusive licensed 4.9GHz public safety radio, designed for emergency service communications
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AIR-AP1522AG-x-K9: Entry-level dual-radio general-purpose outdoor mesh AP, single 5GHz backhaul radio without serial linear backhaul redundancy
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AIR-LAP1524SB-x-K9: Legacy lightweight equivalent part number for AIR-AP1524SB-x-K9
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