| Product Type | Network Adapters |
| Model Name | PEX8S1050 |
| Card Type | Serial Adapter Card |
| Form Factor | Plug-in card (low-profile bracket included) |
| Chipset | SystemBase SB16C1058PCI |
| Number of Ports | 8 |
| Controller Interface | PCI Express x1 |
| Data Bus | PCIe 2.0 |
| UART | 16C1050 compatible |
| FIFO Size | 256 bytes |
| Maximum Data Rate per Port | 921.6 Kbps |
| Output Power on Pin 9 | Selectable 5V/12V/None (3A max) |
| Power Requirements | From PCIe slot |
| Operating System Support | Windows only |
StarTech 8-Port PCIe RS232 Serial Adapter Card – 15kV ESD Protection

Key Benefits
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- Ideal for users needing robust RS232 connectivity in industrial or legacy environments
- Lifetime warranty and TAA compliance assure quality and long-term viability
- Flexible voltage output and high-speed serial support enhance compatibility with specialized devices
Product Overview
8-Port PCI Express RS232 serial adapter card 16C1050 UART 15kV ESD - Bi-directional speed 921.6Kbps/port; 256byte FIFO - Expansion controller card; Pin 9 power 5v/12v/none, 3A max - DB62 to DB9 cable w/Hex nuts - Windows only; Systembase SB16C1058PCISpecifications
Product Overview
Physical & Environmental
| Height | 4.7 in (12 cm) |
| Depth | 4.1 in (10.4 cm) |
| Width | 0.6 in (1.5 cm) |
| Product Weight | 0.31 lb (0.14 kg) |
| Operating Temperature | 0°C to 55°C (32°F to 131°F) |
| Storage Temperature | -20°C to 85°C (-4°F to 185°F) |
| Humidity | 5% to 95% (non-condensing) |
Interfaces
| Interface Type | PCI Express x1 |
| Connector Type | 1 x DB62 Female (breakout to 8 x DB9 Male) |
| External Ports | 8 x DB9 Male (via DB62 breakout cable) |
| Included Cable | 1 x DB62 to 8 x DB9 breakout cable with Hex nuts |
| Interface Standard | RS-232 |
| ESD Protection | 15kV (Air) / 8kV (Contact) on all signal pins |
| Flow Control | Software (XON/XOFF), Hardware (RTS/CTS, DSR/DTR) |
| Transmit Buffer | 256 Bytes per port |
| Receive Buffer | 256 Bytes per port |
Compliance & Origin
| Country of Origin | Taiwan |
| TAA Compliant | Yes |
| RoHS Compliant | Yes |
| Certifications | CE, FCC, REACH |
| Warranty | Lifetime Warranty |