RM0120FX3 1U ATX Rackmount Chassis

Powerful and Reliable Slim 1U Chassis

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 Model Number : RM0120FX3 (CD-ROM not included)


RM0120FX3 Top Open View (Click Here for Enlarge View) (Motherboard, CPU, Memory & Harddisk not included)

Example of a completed 1U server




  • Efficient layout and and airflow design can thermally support:
    • Intel Pentium 4/Pentium D 3.6 GHz+ processor
    • Intel Core 2 Duo 2.40GHz+ (E6600) processor
    • AMD Athlon 64 X 2 2.6GHz+ (5000+) processor
    • AMD Athlon 64 2.4GHz+ (4000+) processor
    • AMD Sempron 2.0GHz+ (3600+) processor
  • Powerful blower unit to vacuum and transfer all internal heat to the external environment
  • Supports standard ATX or MicroATX motherboards with a 1U height limit
  • One exposed 5.25" bay and 2 removable 3.5" drive caddies
  • 1 PCI slot available using an optional PCI riser card
  • Compact 1U form factor
  • Optional: SCA2 80-pin Hot-swap Interface Unit for SCSI HD
  • Optional: Cold-Swap IDE ATA 100/133 Interface Backplane
  • Optional: Hot-Swap SATA Interface Backplane
  • Designed for 1U colocation webserver or Internet router application


  • 1U height.
  • Dimensions: 22.5" x 19" x 1.75"(DxWxH) w/ mounting brackets
  • EIA 310C Compliant
  • Chassis thickness: 1.2mm.
  • Weight: approximately 30 lbs (loaded standard unit)

  • Heavy-duty cold-rolled steel
  • Full array of LED indicators
  • 2 x Front Accessible USB Port
  • Rear PS/2 keyboard port and PS/2 mouse port
  • By default, I/O shield # 14 is included
  • Momentary rocker power switch
  • 250 watts ATX power supply (Included).

- Tested ATX Motherboards

  • N/A



Part #

Product Description


On-Line Ordering FAQ


  • RM0120FX3 with ATX12V 250 Watts power supply



Note: Previous experience with 1U system installation strongly recommended.


OEM Special! Buy in bulk from our factory plant for your web hosting / data center and get factory direct prices!


Optional Accessories (Most Popular)



  • Standard 52X CD-ROM Reader (Black color)



  • 24" to 30" adjustable sliding rail for RM0120 Chassis



  • RM0120FX/RM0120 Rear Mount Bracket Set For 4 Post Rack


  • Cold-Swap IDE ATA 100/133 Backplane kit


  • Cold-Swap SATA backplane kit (includes SATA cable and Y power cable)


  • SCSI SCA2 80-pin hot-swap interface for SCSI HD



  • 32-Bit PCI Riser Card and Slot Kit



  • 64-Bit PCI Riser Card 3V and Slot Kit


  • Extra drive bay caddy for mounting 3.5" internal drives (eg. hard drives)


  • Extra drive bay caddy for mounting 3.5" exposed drives ( eg. floppy drives)


  • 250 Watts (Auto-switch) ATX Power Supply for RM0120FX3
  • 400 Watts (Auto-switch) ATX Power Supply for RM0120FX3


  • 200Watts (Manual switch)ATX Power Supply for RM0120FX (Legacy Spare Unit - MP200)



  • 250Watts (Manual switch) ATX Power Supply for RM0120FX (Legacy Spare Unit - MP250)



  • 350Watts (Manual switch) ATX Power Supply for RM0120FX (Legacy Spare Unit - MP350)


Rackmount chassis


  • CFI Drive 1.44MB FD & 24X CDROM Reader combined into 5.25" unit (Color Black)



  • CFI Drive 1.44MB FD & 24X CDROM Reader combined into 5.25" unit (Color Beige)



  • Black Color 52X CD-ROM Reader and 1.44MB Floppy Drive Bundle Deal



  • RM0120FX3 CPU Heatsink Cooling Kit for Intel P4/Core 2 Duo and AMD Athlon 64/ X2 Processor (Replacment Unit Only)