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Hammond Pre-Assembled C4 DATA Cabinet C4RR Series 78x24x42


Seismic Server Rack Cabinet C4RR Series


  • Available in 42U and 44U mounting heights.
  • 24” Width Frame Features:
    • Generous cabling space
    • The cabinet top includes four (4) 3.5” wide cable entry holes.
  • 30” Width Frame Features:
    • Mounting rails include cable-tie support and cable pass-through holes.
    • The cabinet top includes four (4) 3.5” wide cable entry holes.
    • Support for vertical cable managers without obstructing mounting rails.
  • Available in 31.5", 36" and 42" overall depths.
  • C-channel struts provide cabinet strength, ease and flexibility to adjust mounting rails.
  • Flush-mounted doors with quarter-turn lock.
  • One (1) interchangeable top panel.


  • Cabinet frame constructed in 14-gauge mild steel with 12-gauge mild steel reinforced corner brackets.
  • Cabinet doors and side panels constructed in 16-gauge steel.
  • Square hole 19" mounting rails are constructed in 12-gauge steel, include rack unit indicators, and are Zinc-plated to provide superior surface areas for equipment grounding.
  • UL Listed 2416 load rated for up to 3,000 lbs (1,360 kg). Static Load tested to 12,000 lbs (5,443 kg).
  • Seismic rated up to 1,200 lbs (544 kg) of dynamic load with an Ip factor of 1.5 in accordance with the IBC 2018, CBC 2019, NBC 2015, ASCE 7-16 and ASCE 7-10. Requires a seismic bolt-down kit such as the C4K-Z4 (sold separately).
  • Grounding studs are provided on the frame as well as side panels and doors. Front and rear studs on cabinet frame conform to PET.
  • Finished in textured RAL9005 black powder paint.
  • Meets PCI DSS (Payment Card Industry Data Security Standard) compliance requirements.
  • TAA-compliant for GSA Schedule purchases.
  • RoHS Compliant.
  • Manufactured in North America within an ISO 9001:2015 certified facility.

Included Components

  • All configurations include:
    • Welded steel frame with factory-installed nylon levelling feet, ground studs, and mounting points for optional casters.
    • Two (2) pairs of adjustable depth EIA compliant square hole punched mounting rails.
      • Starter pack of CAGKIT1032-25 screws and cage nuts.
    • Two (2) removable side panels (with 1/4 turn latches).
    • One (1) four (4) fan cutout top panel.
  • C4RR "D" Cabinet Specific Components include:
    • One (1) window front door with a quarter-turn lock.
    • One (1) perforated rear door (65% open area vented) with quarter-turn lock.
    • One (1) vertical cable tray with button PDU mounting.
  • C4RR "S" Cabinet Specific Components include:
    • One (1) perforated front door (65% open area vented) with quarter-turn lock.
    • One (1) perforated split/barn rear door (65% open area vented) with quarter-turn lock.
    • Two (2) vertical cable trays with button PDU mounting.