Startech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Interface Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - PCIe to Dual DB9 Card (21050-PC-SERIAL-CARD) - Serial adapter - PCIe 2.0 low profile - RS-232 x 2 - yellow
MPN 21050-PC-SERIAL-CARD EAN 0065030894760 Startech
Trade customers only
£43.25 ex VAT
£51.90 inc VAT
In stock · 6 available
Manufacturer datasheet →
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Questions? 01224 600337 — Aberdeen & across the UK.
Fresh data: stock and pricing updated 22 Oct 2026.
Description
Manufacturer Code: 21050-PC-SERIAL-CARD
Overview
Startech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Interface Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - PCIe to Dual DB9 Card (21050-PC-SERIAL-CARD) - Serial adapter - PCIe 2.0 low is available through DCS Components. It sits within the Cables & Adapters category.
Key product details
- PCIe to Dual DB9 Card (21050-PC-SERIAL-CARD)
- Serial adapter
- PCIe 2.0 low
Procurement and setup support
Available for quote while live availability remains in stock. DCS can help with procurement, compatibility checks, configuration planning, installation support and long-term managed IT lifecycle support.
EAN: 0065030894760
Specifications
| Host interface | PCIe |
|---|---|
| Output interface | Serial |
| Expansion card form factor | Full-height / Low-profile |
| Expansion card standard | PCI 2.0 |
| Serial ports quantity | 2 |
| Serial interface type | RS-232 |
| Internal | Yes |
|---|---|
| Product colour | Yellow |
| LED indicators | Activity |
| Chipset | ASIX - AX99100, ASIX - ZT3243LFEY |
|---|---|
| Baud rate | 921.6 Kbit/s |
| FIFO (First In, First Out) | 256 B |
| Data bits | 5, 6, 7, 8, 9 |
| Flow control support | Yes |
| Parity bit | Even, Mark, No, Odd, Space |
| Operating temperature (T-T) | 0 - 55 °C |
|---|---|
| Storage temperature (T-T) | -40 - 75 °C |
| Operating relative humidity (H-H) | 5 - 95% |
| Windows operating systems supported | Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64 |
|---|---|
| Linux operating systems supported | Yes |
| Server operating systems supported | Windows Server 2016, Windows Server 2019 |
| Compliance certificates | CE, RoHS |
|---|
| Width | 65 mm |
|---|---|
| Depth | 67 mm |
| Height | 18 mm |
| Weight | 51 g |
| Mounting brackets included | Yes |
|---|---|
| Quick installation guide | Yes |
| Package width | 207 mm |
| Package depth | 144 mm |
| Package height | 38 mm |
| Package weight | 200 g |
| Harmonized System (HS) code | 84733020 |
|---|---|
| Products per master (outer) case | 50 pc(s) |
| Master (outer) case width | 530 mm |
| Master (outer) case length | 440 mm |
| Master (outer) case height | 340 mm |
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