Modular Server Rack Cabinet C4 Series

UL 2416 Rated 3,000 lbs Weight Capacity


  • Constructed in:
    • 14-gauge steel (body)
    • 16-gauge steel (doors and side panels)
    • 10-gauge steel (tapped mounting rails)
    • 12-gauge steel (square hole mounting rails)
  • EIA compliant 10-32 tapped or square hole punched rails with rack unit labels (rails not included with frame).
  • Top panel options include:
    • Solid
    • Vented
    • Fan cutous
    • Pre-installed fan(s) capable of up to 550 CFM
  • Side panels available in both solid and vented for thermal induction.
  • Doors available in:
    • Solid
    • Tinted Acrylic
    • Perforated (65% Open Area Vented)*
    • Split Perforated (Barn Door)*
  • The 24” wide C4 includes:
    • Generous cabling space
    • Four (4) 3.5” wide cable entry holes on the top
  • The 30” wide C4 includes:
    • Extra generous cabling space
    • Support for up to four optional 4" deep vertical cable managers
  • Vertical cable trays are available for both 24” and 30“ width cabinets
  • Vertical cable managers feature magnetic latching doors, and 3.5” wide x 4” deep cable space and are available for 30“ width cabinets


  • UL Listed 2416 rated for up to 3,000 lbs (1,360 kg) static load rating.
    • Applies to factory assemblies only. See the C4RR for our most popular assemblies.
  • Infinite-depth setting using C-channel struts. 
  • Zinc-plated mounting rails provide superior surface areas for equipment grounding
  • The 30” wide C4 rails have cable-tie support and pass-through holes.
  • Four (4) leveling feet are included with support for optional casters.
  • Grounding studs provided on frame as well as side panels and doors.
  • Finished in textured black powder paint. Additional colors available upon request.
  • TAA Compliant.
  • RoHS Compliant.
  • Manufactured in North America.

Additional Options Available

  • Up to 48U and 48" deep.
  • Other standard colors also include white.

Click here to build your own cabinet configuration using Q-Assembly!

Click here to view our Pre-Assembled C4RR Cabinet Series.



C4 Open Frames and Rail Options

Part No. Overall Dimensions Rack Usable Mounting Dimensions Mounting Rail Options (Sold Separately)
Height Width Depth Units Height Depth Tapped 10-32 Square Hole
C4F244231BK1 48.58 24.00 31.50 24U 42.00 29.50 Not Available C4PR2442SZPL
C4F244236BK1 48.58 24.00 36.00 24U 42.00 34.00 Not Available C4PR2442SZPL
C4F244242BK1 48.58 24.00 42.00 24U 42.00 40.00 Not Available C4PR2442SZPL
C4F247331BK1 80.08 24.00 31.50 42U 73.00 29.50 C4PR2473TZPL C4PR2473SZPL
C4F247336BK1 80.08 24.00 36.00 42U 73.00 34.00 C4PR2473TZPL C4PR2473SZPL
C4F247342BK1 80.08 24.00 42.00 42U 73.00 40.00 C4PR2473TZPL C4PR2473SZPL
C4F247731BK1 83.58 24.00 31.50 44U 77.00 29.50 C4PR2477TZPL C4PR2477SZPL
C4F247736BK1 83.58 24.00 36.00 44U 77.00 34.00 C4PR2477TZPL C4PR2477SZPL
C4F247742BK1 83.58 24.00 42.00 44U 77.00 40.00 C4PR2477TZPL C4PR2477SZPL
C4F307731BK1 83.58 30.00 31.50 44U 77.00 29.50 C4PR77TZPL C4PR77SZPL
C4F307736BK1 83.58 30.00 36.00 44U 77.00 34.00 C4PR77TZPL C4PR77SZPL
C4F307742BK1 83.58 30.00 42.00 44U 77.00 40.00 C4PR77TZPL C4PR77SZPL

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C4 Doors

Part No. Part No. Part No. Part No. Use with Cabinet
Solid Door Acrylic Door Perforated Perforated Split Doors Rack Units Width
C4DF2442SBK1 C4DF2442PBK1 C4DF2442VBK1 C4BD2442VBK1 24U 24.00
C4DF2473SBK1 C4DF2473PBK1 C4DF2473VBK1 C4BD2473VBK1 42U 24.00
C4DF2477SBK1 C4DF2477PBK1 C4DF2477VBK1 C4BD2477VBK1 44U 24.00
C4DF3077SBK1 C4DF3077PBK1 C4DF3077VBK1 C4BD3077VBK1 44U 30.00

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C4 Side Panels (Sold in Pairs)

Part No. Part No. Use with Cabinet
Solid Vented Rack Units Depth
C4SP4231SBK1 C4SP4231VBK1 24U 31.50
C4SP4236SBK1 C4SP4236VBK1 24U 36.00
C4SP4242SBK1 C4SP4242VBK1 24U 42.00
C4SP7331SBK1 C4SP7331VBK1 42U 31.50
C4SP7336SBK1 C4SP7336VBK1 42U 36.00
C4SP7342SBK1 C4SP7342VBK1 42U 42.00
C4SP7731SBK1 C4SP7731VBK1 44U 31.50
C4SP7736SBK1 C4SP7736VBK1 44U 36.00
C4SP7742SBK1 C4SP7742VBK1 44U 42.00

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C4 Top Panels

Part No. Part No. Part No. Part No. Part No. Part No. Use with Cabinet
Four (4) 4.7" One (1) 10"
Fan Cutout/ 100CFM Fans 550 CFM Fan
Solid Vented Cable Entry Fan Vents With Thermostat Without Thermostat
Top Panel Top Panel Top Panel Top Panel Top Panel Top Panel Width Depth
C2T1923SBK1 C2T1923VBK1 C2T1923FBK1 C2T1923VFBK1 C2T1923F4TBK1 C2T1923F10BK1 24.00 31.50
C2T1931SBK1 C2T1931VBK1 C2T1931FBK1 C2T1931VFBK1 C2T1931F4TBK1 C2T1931F10BK1 24.00 36.00
C2T1936SBK1 C2T1936VBK1 C2T1936FBK1 C2T1936VFBK1 C2T1936F4TBK1 C2T1936F10BK1 24.00 42.00
C2T2423SBK1 C2T2423VBK1 C2T2423FBK1 C2T2423VFBK1 C2T2423F4TBK1 C2T2423F10BK1 30.00 31.50
C2T2431SBK1 C2T2431VBK1 C2T2431FBK1 C2T2431VFBK1 C2T2431F4TBK1 C2T2431F10BK1 30.00 36.00
C2T2436SBK1 C2T2436VBK1 C2T2436FBK1 C2T2436VFBK1 C2T2436F4TBK1 C2T2436F10BK1 30.00 42.00

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C4 Bottom Panel

Part No. Use with Cabinet
Width Depth
C4B2431SBK1 24.00 31.50
C4B2436SBK1 24.00 36.00
C4B2442SBK1 24.00 42.00
C4B3031SBK1 30.00 31.50
C4B3036SBK1 30.00 36.00
C4B3042SBK1 30.00 42.00

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C4 Vertical Cable Manager

Part No. Description Use with Cabinet
Rack Units
VCT42 Cable Tray 24U
VCT73 Cable Tray 42U
VCT77 Cable Tray 44U
VCTPDU73 Cable Tray with Tooless PDU Bracket 42U
VCTPDU77 Cable Tray with Tooless PDU Bracket 44U
C4VCM42BK1 Cable Manager w/Door 24U
C4VCM73BK1 Cable Manager w/Door 42U
C4VCM77BK1 Cable Manager w/Door 44U

Admin: Edit on Google Docs

C4 Right-Hand Hinge


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Data subject to change without notice.