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StarTech 8-Port PCI Express RS232 Serial Adapter Card - PEX8S1050
Eight-port full-height RS232 PCIe serial card with 16C1050 UART, DB9 breakout cable and industrial-grade ESD protection.
Frequently asked questions
What does PEX8S1050 do?
Adds eight DB9 RS232 ports through one PCIe x1 slot, supporting up to 921.6Kbps per port and selectable 5V or 12V on pin 9.
Who is this product best for?
POS, automation, access control, industrial, medical and other Windows systems that need multiple native-style RS232 connections.
What should I check before ordering?
Windows and Windows Server only. Confirm a full-height PCIe slot, DB9 wiring and whether powered pin 9 is required before installation.
Does it require drivers or software?
Compatible with the Windows and Windows Server versions listed in the specifications; install the official driver where required.
What is included in the package?
PCIe serial card, 48cm DB62-to-eight-port DB9 breakout cable, installed full-profile bracket, quick-start guide and DB9 hex-nut pairs.
What is the key installation requirement?
Install in a PCIe x1 or larger slot, connect the breakout cable and configure pin-9 power only for equipment designed to receive it.
Is it suitable for an Australian setup?
Yes. DeviceDeal supplies the Australian-market version; always confirm the available ports, power and system compatibility for your installation.
What warranty applies?
PEX8S1050 carries a StarTech.com limited lifetime manufacturer warranty, subject to the manufacturers terms and eligibility requirements.
Planning a broader setup? Browse the DeviceDeal buying guides. View the DeviceDeal product page.
(PEX8S1050)
Why choose PEX8S1050?

PEX8S1050 specifications
Exact-model specifications for compatibility checking.
| Warranty Information | |
|---|---|
| Warranty | Lifetime |
| Connector(s) | |
| Host Connector | 1 - PCI Express x1 |
| External Ports | 8 - DB-9 (9 pin, D-Sub) |
| Hardware | |
| Ports | 8 |
| Interface | Serial |
| Bus Type | PCI Express |
| Card Type | Standard Profile |
| Port Style | Dongle / breakout cable included |
| UART | 16C1050 |
| Chipset ID | ASMedia ASM1083; SystemBase SB16C1058PCI |
| Performance | |
| Serial Protocol | RS-232 |
| Maximum Baud Rate | 921.6Kbps per port |
| ESD Protection | ±15kV air; ±8kV contact |
| Data Bits | 5, 6, 7, 8 |
| FIFO | 256 bytes |
| Flow Control | RTS/CTS and XON/XOFF |
| Parity | None, even or odd |
| Stop Bits | 1, 1.5 or 2 |
| Powered Pin 9 | Selectable 12V, 5V or no power; up to 3A total shared |
| Software | |
| OS Compatibility | Windows CE 5.0, 98SE, 2000, XP, Vista, 7, 8, 8.1, 10, 11; Windows Server 20032022 |
| Environmental | |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -40°C to 75°C |
| Humidity | 5% to 95% RH |
| What's in the Box | |
| Included | 1 - PCIe serial card; 1 - 48cm DB62-to-eight-port DB9 breakout cable; 1 - installed full-profile bracket; 1 - quick-start guide; 8 - DB9 hex-nut pairs |
Sources: supplied product file, DeviceDeal product page and official StarTech.com specifications. Product appearance and specifications may change; confirm critical deployment requirements before ordering.
| SKU | PEX8S1050 |
| Barcode # | 65030888295 |
| Brand | STARTECH |
| Shipping Weight | 0.6700kg |
| Shipping Width | 0.007m |
| Shipping Height | 0.029m |
| Shipping Length | 0.019m |
This Australian-version product is supplied by DeviceDeal and is covered by the official StarTech.com limited lifetime manufacturer warranty in Australia.
- Keep your DeviceDeal tax invoice as proof of purchase.
- Coverage is subject to StarTech.com warranty terms, eligibility and product assessment.
- Warranty service does not replace rights that may apply under Australian Consumer Law.
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