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Home Networking Wireless Indoor Access Points Cisco Aironet AIR-AP1840I-E-K9 Wave 2 Enterprise Access Point

Cisco Aironet AIR-AP1840I-E-K9 Wave 2 Enterprise Access Point

Brand:
Cisco

The Cisco AIR-AP1840I-E-K9 is a high-performance enterprise wireless access point designed for secure indoor connectivity. Featuring 802.11ac Wave 2 technology, 4x4 MU-MIMO, dual-band wireless support, and integrated omnidirectional antennas, it delivers fast, scalable, and reliable Wi-Fi networking for Singapore businesses, offices, education, retail, and hospitality environments.

OVERVIEW

  • The Cisco AIR-AP1840I-E-K9 Cisco Aironet 1840I Series Access Point delivers enterprise-grade wireless performance for modern business networks requiring secure and high-speed connectivity. Built with advanced 802.11ac Wave 2 technology, the access point supports 4x4 downlink MU-MIMO and intelligent beamforming to optimize wireless performance in medium and high-density environments.
  • Designed for indoor deployment, the AP1840I-E-K9 features integrated omnidirectional antennas that simplify installation while providing reliable wireless coverage throughout offices, campuses, hotels, retail stores, and commercial facilities. With support for Cisco Catalyst wireless controllers and Cisco Mobility Express, businesses can scale and manage wireless infrastructure efficiently.
  • Its Gigabit Ethernet interfaces, advanced RF capabilities, and enterprise-class security make the Cisco Aironet 1840I an ideal solution for organizations in Singapore seeking dependable wireless networking for cloud applications, collaboration tools, VoIP, and business-critical connectivity.

USE CASES

  • Supports high-density wireless access for classrooms, lecture halls, and educational institutions.
  • Enables stable Wi-Fi for POS systems, inventory devices, and customer wireless access.
  • Ideal for hotels, conference spaces, and guest Wi-Fi networks requiring seamless indoor coverage.
  • Designed for Singapore SMEs needing scalable and centrally managed enterprise wireless networking.

KEY FEATURES

  • Enterprise-grade 802.11ac Wave 2 wireless access point
  • 4x4 MU-MIMO technology for high-density wireless environments
  • Dual-band 2.4 GHz and 5 GHz wireless connectivity
  • Internal omnidirectional antennas for optimized indoor coverage
  • PHY data rates up to 1733 Mbps
  • Intelligent beamforming and Maximal Ratio Combining (MRC)
  • Gigabit Ethernet with PoE and Cisco UPOE support
  • Cisco Mobility Express compatibility
  • Advanced RF optimization with DFS and CSD support
  • Scalable wireless management with Cisco Catalyst controllers
  • Suitable for offices, hospitality, retail, and educational deployments 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Model: AIR-AP1840I-E-K9
  • Series: Cisco Aironet 1840I Series
  • Product Type: Enterprise Wireless Access Point
  • Deployment: Indoor Enterprise Wi-Fi
  • Radio Configuration: 4x4 MU-MIMO (5 GHz), 2x2 MIMO (2.4 GHz)
  • Spatial Streams: 4 Spatial Streams
  • 802.11n Throughput: Up to 744 Mbps
  • Channel Width Support: 20 MHz / 40 MHz / 80 MHz
  • Beamforming Support: 802.11ac Beamforming
  • MRC Support: Maximal Ratio Combining (MRC)
  • Packet Aggregation: A-MPDU & A-MSDU (Tx/Rx)
  • DFS Support: Yes
  • CSD Support: Yes
  • Antenna Type: Internal Omnidirectional Antennas
  • Antenna Gain: 4 dBi (2.4 GHz), 5 dBi (5 GHz)
  • Ethernet Interfaces: 2 × 10/100/1000BASE-T RJ-45 with PoE
  • Console Port: RJ-45 Management Console
  • USB Port: USB 2.0
  • Power Support: 802.3at PoE+, Cisco UPOE, AIR-PWRINJ6=
  • 802.3af Support: Supported with AIR-PWRINJ5=
  • Power Consumption: 13.2W to 17.8W
  • Controller Compatibility: Cisco Catalyst 9800, 3500, 5520, 8540 Series
  • Management Support: Cisco Mobility Express
  • Software Support: Cisco IOS XE 16.12 or later
  • Indicators: Multi-status LED Indicators

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