F-33.9B, Basic 33U Door Mount Fan Panel (Model B) – 9 Fan Kit (972 CFM)

F-33.9B is a basic 33U door mount fan panel (9 fans). It intakes cool air in (front door outside setup), or extract hot air out (rear door inside setup).

Form Factor: Front door outside (Intake airflow) / Rear door inside (Extract airflow)


  • 33U rack door mount w/ 9 Fans (972 CFM)
  • Front door outside (Intake airflow) / Rear door inside (Extract airflow) mount
  • Easy installation with common tools
  • Thin & light weight design only 4.6 kgs / 10.1 lbs
  • Designed for low noise & high airflow performance
  • Improves extraction of heat from high density rack
  • External temperature sensor x 1
  • Front temperature LED
  • Auto-sensing 110V to 220VAC power input


  • 48V, 24V or 12VDC power option


With today’s high density heat loads inside server racks, cooling should be an integral part of the rack equipment. InfraCool Basic 33U Door Mount Fan Panel (F-33.9B) is designed as an efficient airflow solutions for server racks with high heat loads.

The light weight and simple mounting design allows the door mounting on the perforated doors of every branded rack. Strong airflow created by the fan panel highly improve the temperature conditions of high density rack-mounted rack.

Model Installation Airflow Purpose
F-33.9B Front door outside Intake airflow Cool air in from aisle
Rear door inside Extract airflow Exhaust air out from rack
* Package includes the material of clear polycarbonate plastic to block off the remaining open perforated area of the door to eliminate bypass air.
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    F-33.9B Specifications

    SKU F-33.9B



    , ,

    Product Series


    Form Factor

    33U Door Mount, Front door outside (Intake airflow) / Rear door inside (Extract airflow)


    9 Fans

    Fan Capacity

    108 CFM

    Max. Total Fan Capacity

    972 CFM

    Control Method




    Front Panel LED Yes
    Local Temperature Monitoring Yes
    Remote Temperature Monitoring N/A
    Remote Access via Web Browser N/A
    Manual Fan Speed Control N/A
    Automatic Fan Speed Control N/A
    Local Fan Unit ON / OFF Yes
    Remote Fan Unit ON / OFF N/A
    Local Individual Fan ON / OFF N/A
    Remote Individual Fan ON / OFF N/A
    Temperature Alarm Setting N/A
    Reporting N/A

    50,000 Hours



    Dimensions 38 × 195 × 1466 mm
    ( 7.68 x 1.5 x 57.72 in )

    Support & Downloads

    Technical Support

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      Package Icon

      Package Contents

      • (1) F-33.9B 33U door mount fan panel
      • (1) 6ft power cord
      • (6) Mounting screw ( attached with the unit )
      • (1) External temperature sensor (6ft wire)
      • (1) Air blocking material
      • (0) F-HBK Hanging bracket kit
      • (1) 2-Year standard warranty upgradable up to 5 years

      2 Years Standard Warranty

      on all purchases. Expandable up to 5 years.

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      Product Warranty

      2 years standard warranty on all purchases. Expandable up to 5 years.


      CE, FCC, REACH, RoHS3 Certified, and TAA Compliant.


      MTBF (Mean-Time-Between-Failure) of 50,000 Hours.

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      Extensive authorized distributions network around the globe.

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      About Austin Hughes

      Design. Manufacturing. Global Services.

      Founded in 1995. Austin Hughes is a design and manufacturing group that offers a broad range of solutions based around 19 inch rack mount technology.

      These solutions include InfraRack Intelligent racks, UltraRack IT server racks, InfraAisle cold aisle containment, InfraSolution® SmartCard access control & monitoring for global branded racks, InfraPower® intelligent kWh power management, InfraCool® intelligent airflow management, InfraGuard rack environmental sensor system, CyberView™ dedicated KVM switch & rackmount display and UltraView professional LCD screen.

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