4U 20 Slot Chassis
0Height (U)

4U Rackmount Chassis with 20 Slots

SBS4120 Single industrial power supply version.
300W to 600W available
SBS4220 Dual hot swap redundant power supplies.
300W to 500W available
SBS4320 Three 230W N+1 load sharing hot swap
redundant PS – 460W total
SBS4120SC Shortened chassis – 22″ depth
(3) 3.5″ internal drive bays
(1) compact DVD/CD bay


  • EIA RS 310C 19″ Rackmount standard, 26″ depth
  • Accepts up to 20 slot backplanes
  • One exposed 3.5″ & five exposed 5.25″ vertical drive bays
  • Shock mounted drive bays for vibration
  • Hold down bar for long cards
  • Quiet, Three hot swap 80.5 CFM ball bearing intake fans
  • Lockable door with removable filter
  • Front door covers the entire front panel
  • Slide N lock top cover for easy access with three screw design
  • Front mounted USB



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