Middle Atlantic MRK-4431-AV-AB
44 Space (77") 31” Deep Installed Sound > Racks and Enclosures > 19" Gangable Rack Configured for AV Add-A-Bay Black Finish

Configured A/V enclosure ships complete with the most commonly used accessories.  
Without side panels.

Includes:

• Integrated fan top with proportional speed fan controller
• Configurable rear door with bottom vent solid locking front door
• 3-1/4” wide 44 space vertical lacer strip
• Six horizontal lacer bars
• Twelve 8” Velcro® cable management straps
• Thin power strip 20 Amp 20 outlet with cord
• Leveling feet
• 100 qty. 10-32 mounting hardware
• Available with or without sides
• Ganging hardware available for add-a-bay models without sides

MRK Series 19" Installed Sound > Racks and Enclosures > 19" Gangable Enclosure
Narrow Design for Large-Scale Multi-Bay Jobs

Features:

• Fully welded construction open sides
  
• UL Listed in the US and Canada
  
• Fully welded construction provides:
  
  • Static load capacity: 10000 lbs.
    
  • UL Listed load capacity: 2500 lbs.
    
  • Seismic Certified load capacity: 1050 lbs.
    
• Seismic certified (UBC 1997 & CBC 1998 Zone 4; IBC 2000 IBC 2003 ASCE 7 - 02 NFPA 5000 Seismic Use Group III) for protecting 1050 lbs. of essential equipment when used in conjunction with our MRK-Z4 brackets
  
• OSHPD approved for fixed equipment anchorage in California healthcare facilities
  
• Slim 22" OD width
  
• 1/2" 3/4" 1" and 1-1/2" electrical knockouts found on removable split rear plates top knockout plate additionally includes UHF/VHF antenna knockouts
  
• Available in 4 depths: 26.5" 31.5" 36" & 42 "
  
• 2 pairs of wider rackrail provide more interior room
  
• Laser-cut 1/8" thick internal steel braces for strength
  
• 14-gauge steel tops & bottoms 16-gauge seamless steel sides
  
• Grounding and bonding stud installed in base
  
• Configurable open top accepts a number of top options
  
• Keylocked solid rear door standard
  
• Finished in a durable black textured powder coat

Specifications