| Product | 
                        
                            
    
         
  Recommended                         
                        
                            
                                                                StarTech.com 4-Port USB Type-C PCIe Ca...                            
                        
                                                
    
        £247.03
            
    
        £205.86
        
                         
                     | 
                                                        
                        
                            
    
         
 Hot Product                         
                        
                            
                                                                StarTech.com 16-Port Low-Profile Seria...                            
                        
                                                
    
        £355.51
            
    
        £296.26
        
                         
                     | 
                                                        
                        
                            
    
         
 Popular                         
                        
                            
                                                                Intel X557T2OCPG1P5 interface cards/ad...                            
                        
                                                
    
        £265.60
            
    
        £221.33
        
                         
                     | 
                                                        
                        
                            
    
         
                        
                        
                            
                                                                Adaptec HBA 1100-4i interface cards/ad...                            
                        
                                                
    
        £262.94
            
    
        £219.12
        
                         
                     | 
                                                        
                        
                            
    
         
 New                         
                        
                            
                                                                Synology E10M20-T1 interface cards/ada...                            
                        
                                                
    
        £266.03
            
    
        £221.69
        
                         
                     | 
                                                        
                        
                            
    
         
  Bestseller                         
                        
                            
                                                                Synology M2D20 interface cards/adapter...                            
                        
                                                
    
        £198.38
            
    
        £165.32
        
                         
                     | 
                            
|---|---|---|---|---|---|---|
| SKU | 
                                 
                                                                                                                                P10Q4C-USB-CARD                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PEX16S550LP                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                X557T2OCPG1P5                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                2293400-R                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                E10M20-T1                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                M2D20                                                                                                                         
                             | 
                                            
| Manufacturer | 
                                 
                                                                                                                                StarTech.com                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                StarTech.com                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Intel                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Adaptec                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Synology                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Synology                                                                                                                         
                             | 
                                            
| Internal | 
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Y                                                                                                                         
                             | 
                                            
| Host interface | 
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                N/A                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                            
| Output interface | 
                                 
                                                                                                                                USB Type-C                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Serial                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                RJ-45                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Mini-SAS HD                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                PCIe                                                                                                                         
                             |