| Product Type | Adapter Card | 
| Form Factor | Low Profile (Standard Bracket Included) | 
| Chipset | ASIX MCS9922CV-AA | 
| UART Type | 16550 UART | 
| Baud Rate | Up to 921.6 Kbps | 
| FIFO Buffer | 256 byte FIFO | 
| Port Power Output | Pin 9 selectable 5V / 12V / None | 
| Power Requirements | PCI Express Bus-powered | 
| Included Accessories | Low Profile Bracket, Full Height Bracket | 
| OS Compatibility | Windows, Linux | 
| MTBF | 2,267,915 hours @ 25°C | 
| Enclosure Color | Green | 
StarTech PEX1S553LP PCIe RS232 Serial Adapter Card, 1-Port, Low Profile
 
 
 
 

Key Benefits
 
            
            
              
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- Supports high-speed RS-232 communications (921.6 Kbps), ideal for demanding industrial or commercial serial applications.
- Flexible installation with included low-profile and full-height brackets makes it suitable for various hardware configurations.
- Backed by TAA compliance, RoHS certification, and a 2-year warranty—ideal for government and enterprise procurement.
Product Overview
1 port PCI Express RS232 serial controller card w/16550 UART/ASIX MCS9922CV-AA - Bi-directional speeds 921.6Kbps/port 256 byte FIFO Pin 9 pwr out 5v/12v/none - Expansion card w/low profile (Std bracket incl) - Win/LinuxSpecifications
                      Product Overview
                      
                    
                    
                      Physical & Environmental
                      
                    
                    | Width | 3.1 in (80 mm) | 
| Depth | 4.1 in (105 mm) | 
| Height | 0.8 in (20 mm) | 
| Product Weight | 48 g (1.7 oz) | 
| Operating Temperature | 0°C to 70°C (32°F to 158°F) | 
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) | 
| Operating Humidity | 5% to 95% RH (Non-Condensing) | 
                      Cloud Management & Licensing
                      
                    
                    | Remote Management | 
                      Interfaces
                      
                    
                    | Interface Type | PCI Express x1 | 
| Data Link Protocol | RS-232 | 
| Number of Ports | 1 | 
| Port Type | DB-9 Male (9-Pin, D-Sub) | 
| Connectivity Technology | Wired | 
| Maximum Data Transfer Rate | 921.6 Kbps | 
                      Compliance & Origin
                      
                    
                    | Compliance Standards | RoHS, TAA | 
| RoHS Compliant | Yes | 
| TAA Compliant | Yes | 
| Certifications | CE, FCC | 
| Country of Origin | Taiwan | 
                      Advanced Security Features
                      
                    
                    | Serial Port Protection | ESD Protection: 15kV Air & Contact | 
 
               
     
     
     
    