4U Rackmount Chassis
  
  Aicsys's wide range of 4U rackmount computers comprises of the Motherboard chassis (RCK405M, RCK402M, RCK403M, RCK407M and RCK410M) and SBC chassis (RCK405B, RCK402B, RCK403B, RCK407B). 4U chassis are have wider expansion options, with bigger size of cooling fans for optimal cooling. The 4U chassis series are ideal for applications with requirements for several add-on cards, and extensive driver bays configurations  
  RCK-402
4U Rackmount chassis for 14-slot backplane & ATX Motherboard, (2) 3.5" Drive Bay, (2) 12CM Fans ,PS/2 ATX power supply		  
  RCK-403
4U Rackmount chassis for 14-slot backplane or ATX Motherboard, (2) 3.5" Drive Bay with mobile rack & (1) slim ODD, (2) 12CM Fans . PS/2 or Mini-Redundant ATX power supply		  
  RCK-405
4U Rackmount chassis for ATX motherboard or backplane, (3) 5.25" Drive Bays, (2) 3.5" Drive Bay, (1) 12 cm and (1) 8 cm ball bearing fans. PS/2 or Mini-redundant ATX PSU 		 
  RCK-406
4U Rackmount chassis for ATX Motherboard or 14/15 Slot Backplane, (3) 5.25" Drive Bays, (3) 3.5" Drive Bay, (2) 8 cm ball bearing fans. PS/2 or Mini-redundant ATX power supply		  
  RCK-407MA
4U Rackmount chassis for ATX/EATX Motherboard, (4) 5.25" Drive Bays, (3) 3.5" Drive Bay, (2) Fans, and temperature monitor. PS/2 or Mini-redundant ATX power supply		  
  RCK-407BA
4U Rackmount chassis for 14-slot backplane, (4) 5.25" Drive Bays, (3) 3.5" Drive Bay, (1) Fans and temperature monitor. PS/2 or Mini-redundant ATX power supply		  
  RCK-410DA
4U Rackmount chassis for ATX Motherboard with (9) 5.25" and (1) 3.5" Drive Bays, I/O rear panel for 16 ports BNC connector board. Supports PS/2 ATX P/S Redundant PSU		  
  RCK-410M
4U Rackmount chassis for ATX Motherboard, (10) 5.25" Drive Bays, (2) 8 cm ball-bearing fans. PS/2 or Mini-redundant ATX power supply		  
  RCK-410MA
4U Rackmount chassis for ATX/EATX Motherboard, (6) 5.25" Drive Bays, (4) 3.5" Drive Bay, (2) Fans, and temperature monitor. PS/2 or Mini-redundant ATX power supply		  
  RCK-413M
4U Rackmount chassis for RAID storage with (3) 5.25" and (10) 3.5" Drive Bays, (1) 80mm and (3) 120mm high speed ball- bearing fans and optional mini-redundant PSU