StarTech.com PEX4S232485 - 4 Port RS232/422/485 PCIe Serial Card
StarTech.com PEX4S232485 - 4 Port RS232/422/485 PCIe Serial Card
Overview
Add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot
The PEX4S232485 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 lets you add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot.
This PCI express serial card is a single card solution that is compatible with nearly any serial communication protocol, supporting RS-232, RS-422, RS-485 2-wire or RS-485 4-wire operating modes.
A flexible solution for adding serial ports to full-sized, or small form factor systems, the 4-port serial card includes both low and full profile brackets while the included breakout cable helps to avoid cluttered connections.
Backed by a StarTech.com lifetime warranty and free lifetime technical support.
- 4 port (2 x RS232, 2 x RS422/485) serial combo card
- RS232 data transfer rates up to 460 Kbps
- Supports 2-Wire / 4-Wire RS485 modes
- 256-byte deep FIFO per transmitter and receiver
- Standard and low-profile bracket included
- Compliant with PCI-Express Specification 1.0a
- Supports PCI Power Management 1.1
Technical Specifications
| Host interface | PCIe |
|---|---|
| Output interface | Serial |
| Serial ports quantity | 4 |
| Serial interface type | RS-232/422/485 |
| Internal | Y |
| Chipset | SystemBase SB16C1052PCI |
| FIFO (First In, First Out) | 256 |
| Operating temperature (T-T) | 0 - 100 |
| Storage temperature (T-T) | 0 - 150 |
| Operating relative humidity (H-H) | 20 - 80 |
| Windows operating systems supported | Windows 2000,Windows 2000 Professional,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 8,Windows 8 Enterprise,Windows 8 Enterprise x64,Windows 8 Pro,Windows 8 Pro x64,Windows 8 x64,Windows Vista Business,Windows Vista Business x64,Windows Vista Enterprise,Windows Vista Enterprise x64,Windows Vista Home Basic,Windows Vista Home Basic x64,Windows Vista Home Premium,Windows Vista Home Premium x64,Windows Vista Ultimate,Windows Vista Ultimate x64,Windows XP Home,Windows XP Home x64,Windows XP Professional,Windows XP Professional x64 |
| Linux operating systems supported | Y |
| Compliance certificates | RoHS |
| Width | 125 |
| Depth | 70 |
| Height | 20 |
| Weight | 67.4 |
| User guide | Y |
| Package width | 146 |
| Package depth | 210 |
| Package height | 41 |
| Package weight | 390 |
| Harmonized System (HS) code | 84733020 |
| Products per master (outer) case | 25 |
| Master (outer) case width | 344 |
| Master (outer) case length | 474 |
| Master (outer) case height | 240 |
| Data transfer rate | 0.4608 |
| Connectivity technology | Wired |
Not happy? Return within 7 days of delivery for a full refund or exchange. Items must be unused and in original packaging. Contact contact@kwtech.co.nz to arrange.
| Brand | StarTech.com |
|---|---|
| Product Type | B2C - PC Parts & Components |
| Weight | 0.177 kg |
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return


