Cisco 802.11ac Wave 2; 4×4:4SS; Int Ant; E Reg Dom

The Cisco AIR-AP1852I-E-K9 Access Point is ideal for small to medium-sized networks, offering 4×4 MIMO with four spatial streams and 802.11ac Wave 2 support. Designed for modern devices like smartphones and laptops, it features internal antennas and operates in the E Regulatory Domain for reliable, high-performance wireless connectivity.

SKU: AIR-AP1852I-E-K9 Category:

Overview

High-performance 802.11ac Wave 2 access point with external antenna support and enterprise-grade features for small to medium-sized networks.

Key Specifications

Product Description

  • Dual-band 802.11ac Wave 2 Access Point
  • 4×4 MIMO with four spatial streams
  • External antennas (sold separately)
  • E Regulatory Domain

Software Compatibility

  • Requires Cisco AireOS Wireless Controllers
  • Minimum version: 8.1 MR1 or later

Regulatory Domain – E

  • 2.4 GHz: 2.412–2.472 GHz (3 channels)
  • 5 GHz: 5.180–5.320 GHz (8 channels), 5.500–5.700 GHz (8 channels)

Deployment Modes

  • Centralized (local)
  • Standalone
  • Cisco FlexConnect
  • Monitor
  • Sniffer
  • OfficeExtend
  • Mesh

Controller Compatibility

  • Cisco 2500, 5500, 5760, 8500 Series
  • ISR G2 Wireless Controller Module
  • WiSM2 for Catalyst 6500
  • Catalyst 3650/3850 with integrated controller
  • Cisco Flex 7500 Series
  • Cisco Mobility Express

Wireless Capabilities

802.11n (v2.0)

  • 4×4 MIMO, four spatial streams
  • Max data rate: 600 Mbps (40 MHz on 5 GHz)
  • MRC, CSD, DFS
  • Packet aggregation: A-MPDU/A-MSDU (Tx/Rx)

802.11ac Wave 1 & 2

  • SU-MIMO: 4×4:4
  • MU-MIMO: 4×4:3
  • Max data rate: 1.7 Gbps (80 MHz on 5 GHz)
  • Beamforming, MRC, DFS, CSD
  • Rogue device detection
  • Packet aggregation: A-MPDU/A-MSDU (Tx/Rx)

Antenna Support

  • External antennas (sold separately)
  • Certified for antenna gains up to 6 dBi (2.4/5 GHz)
  • Wide range of Cisco antennas available for varied deployment needs

Interfaces & Ports

  • 1× 10/100/1000BASE-T (RJ-45), PoE
  • 1× 10/100/1000BASE-T AUX port (RJ-45) – for Link Aggregation
  • 1× RJ-45 Console Port
  • 1× USB 2.0 Port (enabled in future software)

Status Indicators

  • LED for boot, association, operation, and error notifications

Physical Specifications

  • Dimensions (W × L × H): 8.3 × 8.3 × 2 in (210.8 × 210.8 × 50.8 mm)
  • Weight: Approx. 3.12 lb (1.41 kg)

Environmental Specifications

Operating Conditions

  • Temperature: -4°F to 122°F (-20°C to 50°C)
  • Humidity: 10% to 90% (non-condensing)
  • Altitude: Up to 9843 ft (40°C)

Storage Conditions

  • Temperature: -22°F to 158°F (-30°C to 70°C)
  • Altitude: Up to 15,000 ft at 25°C

System Memory

  • 1 GB DRAM
  • 256 MB Flash

Power Requirements

  • Input: 44 to 57 VDC
  • AC Power Supply: 100–240 VAC, 50–60 Hz
  • Power Consumption: 20.9W

Powering Options

  • 802.3at, Enhanced PoE
  • Cisco AIR-PWR-C= (Local Power Supply)
  • Cisco Injectors: AIR-PWRINJ4=, AIR-PWRINJ5= (802.3af only)
  • 802.3af Note: 2.4 GHz radio reduces to 2×3, USB and AUX ports disabled

Warranty

  • One-Year Limited Warranty