MB411SPO-B
MB411SKO-B
MB411SPO-1B
MB411SPO-2B
MB491SKL-B
MB991SK-B
MB991IK-B
MB601VK-B
MB991U3-1SB
MB492SKL-B
MB992SK-B
MB992SKR-B
MB993SK-B
MB994IPO-3SB
MB994SP-4SB-1
MB994SP-4S
MB994SK-1B
MB996SP-6SB
MB998SP-B
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor EX
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor EX
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor
ToughArmor
MB4911SPO-B
MB411SKO-B
MB411SPO-1B
MB411SPO-2B
MB491SKL-B
MB991SK-B
MB991IK-B
MB991IK-B
MB991IK-B
EX MB492SKL-B
MB992SK-B
MB992SKR-B
MB993SK-B
MB994IPO-3SB
MB994SP-4SB-1
MB994SP-4S
MB994SK-1B
MB996SP-B
MB998SP-B
Number of 2.5" HDD/SSD Supported
1
1
1
1
1
1
1
1
1
2
2
2
3
2
4
4
4
6
8
Supports 2.5" SATA HDD/SSD
Supports 2.5" SAS HDD/SSD
 
 
Supports SATA 6Gbps
Supports SAS single channel
 
 
   
Supports SAS dual channel          
       
Supports U.2 NVMe              
                     
USB 3.0 Interface                
                   
Supports 1x slim ODD drive          
       
5 - 7mm height drive only      
               
         
7 - 9.5mm height drive
 
12.5 - 15mm height drive  
 
   
Fits in 3.5" floppy bay  
 
 
Fits in 5.25" device bay          
       
Fits in Ultra Slim ODD Bay
 
                             
Fits in Slim ODD or slim FDD bay
                               
Key Lock on Housing          
 
           
Key Lock on Drive Tray  
   
           
   
Thumb Lock Design  
 
       
             
 
UL Listed                          
Dual cooling fans                            
 
Fan On/Off switch                          
       
Fan Speed Control                                  
 
Built-in RAID Chipset                      
           
Hot swappable
Active Power Technology (APT)