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Wi-Fi 7 Access Point

C-400

The Arista C-400 is a Wi-Fi 7 enterprise-grade access point featuring concurrent 6GHz, 5GHz, and 2.4GHz 2-stream 802.11be operation, supporting data rates up to 5.76 Gbps for 6 GHz radios.

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C-400

Aesthetic Design and High Performance
Arista C-400 is a Wi-Fi 7 enterprise-grade access point featuring concurrent 6 GHz, 5 GHz and 2.4 GHz 2-stream 802.11be operation, supporting data rates up to 5.76 Gbps for 6 GHz radios.

C-400 Capabilities
C-400 Wi-Fi 7 access point provides performance improvements for low/medium indoor traffic. Utilizing the latest Wi-Fi 7 technologies — Multi-link Operation, Preamble Puncturing, Uplink/Downlink OFDMA, Uplink/Downlink MU-MIMO — coupled with 2 spatial streams in all operating bands, the C-400 is ideal for medium- and low-density networks serving a moderate volume of diverse clients and applications. Common deployment scenarios include schools, remote offices, meeting rooms, and enterprise campuses.

Arista CloudVision® Managed Wi-Fi
The C-400 is an Arista CloudVision Cognitive Unified Edge (CV-CUE) managed platform. Available as a cloud service or on-premises management platform, CV-CUE leverages a purpose-built cloud architecture delivering cloud-grade analytics and automation to enterprise Wi-Fi networks. CloudVision ensures high reliability, scalability, security, and cost effectiveness.

C-400 overview

Features and Benefits

The capabilities that set C-400 apart.

Key Features

Indoor Wi-Fi 7, 6 Stream AP

Three 2x2:2 access radios

(6 GHz, 5 GHz & 2.4 GHz)

C-400 Capabilities

Performance improvements for low/medium indoor traffic

Utilizing the latest W-Fi 7 technologies, Multi-link operation, Preamble Puncturing, Uplink/ Downlink OFDMA, Uplink/Downlink MU-MIMO coupled with 2 spatial streams in all operating bands, the C-400 is ideal for medium and low density networks serving a moderate volume of diverse clients and applications. Common deployment scenarios include schools, remote offices, meeting rooms, and enterprise campuses.
View all features in the datasheet

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Technical Specifications

Hardware and software metrics extracted directly from the official Arista datasheet.

  • Power
    12V DC, 2 A (5.5mm *2.1mm *L9.5mm plug)
  • LAN1
    5 GbE, PoE+ compliant, MACsec capable* RJ-45 (100M/1G/2.5G/5G Ethernet, Recommended cabling - CAT6A)
  • Console
    RJ-45 (RS232 Serial (115200 bps) Data bits:8; Stop bits: 1 Parity: None Flow Control: None)
  • Reset
    Pin hole push button (Let the AP boot up fully, ensure that all the LEDs are ON. Press the reset button for 15 seconds)

  • Physical Dimensions
    185mm x 185mm x 45mm/7.3” X 7.3” X 1.8”
  • Weight
    1.09 Kg / 2.4 lb
  • Operating Temperature
    0oC ~ +45oC (+32oF ~ +113oF)
  • Storage Temperature
    -40oC ~ +70oC (-40oF ~ +158oF)
  • MTBF
    278,027 hours @ 30°C, 266,690 hours @ 45°C
  • Humidity
    5 - 95% non-condensing
  • Power consumption
    22 W (max)
  • RAM and Flash
    2 GB RAM, 8 GB eMMC and 16 MB NOR Flash
  • Physical security
    Kensington lock slot

  • Input Power
    • 802.3at PoE+ and 12V DC, 2 A (5.5mm overall diameter/2.1mm center pin hole) - Full function
    • 802.3af PoE - 2.4 GHz radio operates at 1x1, Ethernet speed reduced to 1Gbps
  • Number of Radios
    3 access radios; 2x2:2 2.4GHz, 2x2:2 5GHz and 2x2:2 6GHz radio for simultaneous tri-band access.
  • Max Clients Supported
    783 (271 clients on 2.4 GHz radio, 256 clients on 5 GHz radio and 256 clients on 6 GHz radio)
  • Number of Spatial Streams
    2 per access radio
  • Maximum EIRP
    23 dBm on 6GHz, 25 dBm on 5GHz radio and 27 dBm on 2.4GHz radio (max)1
  • 80+80MHz Non-Contiguous Channel Bonding
    No
  • Bandwidth Agility
    No
  • 3G/4G Macro and Small Cells Interference Mitigation
    Yes
  • Frequency Bands2
    2.4-2.4835 GHz, 5.15-5.25 GHz; (UNII-1), 5.25-5.35 GHz, 5.47-5.6 GHz, 5.650-5.725 GHz (UNII-2), 5.725-5.85 GHz (UNII-3), 5.925 GHz – 6.425 GHz (UNII-5), 6.425 GHz - 6.525 GHz (UNII-6), 6.525 GHz – 6.875 GHz (UNII-7), 6.875GHz - 7.125 GHz (UNII-8)
  • Dynamic Frequency Selection
    Supported in compliance to all latest amendments from FCC, CE, IC, CB, TELEC, KCC regarding certifications.

  • Frequency Band (Scanning)
    All regions: 5.925 GHz – 6.425 GHz, 6.425 GHz - 6.525 GHz, 6.525 GHz – 6.875 GHz, 6.875GHz - 7.125 GHz
  • Frequency Band (Transmission)
    USA & Canada (FCC/IC): 5.925 GHz – 6.425 GHz, 6.425 GHz - 6.525 GHz, 6.525 GHz – 6.875 GHz, 6.875GHz - 7.125 GHz; Europe (ETSI): 5.925 GHz – 6.425 GHz
  • Modulation Type
    OFDM / OFDMA
  • Peak Data Rate
    5.76 Gbps
  • Antenna
    Integrated modular high efficiency antenna x2 (peak gain: 5 dBi)
View datasheet for full specs

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