# StarTech.com 2-Port PCI Express Serial Card 16C1050 UART RS232

**URL:** https://aio.lv/en/product--startech-pex2s1050--11251815
**Data updated:** 2025-12-30 18:36 (EET)
**Category:** Network Cards
**Manufacturer:** StarTech
**Manufacturer code:** PEX2S1050
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 61.49 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 50.82 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--startech-pex2s1050--11251815

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

The StarTech.com 2-Port PCI Express Serial Card features a 16C1050 UART chipset, providing two RS232 serial ports. It supports baud rates up to 460.8 Kbit/s and is compatible with various Windows operating systems. The card is designed for full-height and low-profile installations, making it versatile for different setups. It is CE, FCC, and Microsoft WHQL certified, ensuring reliability and performance.

## Long description

The StarTech.com 2-Port PCI Express Serial Card 16C1050 UART RS232 (PEX2S1050) adds two RS232 DB9 serial ports to a desktop or server via a PCI Express slot. It uses the 16C1050 dual-channel UART chipset, supports both full-height and low-profile installations, and is compatible with PCIe slots of types 1x, 2x, 4x, 8x and 16x. The card is intended to connect serial-based equipment to modern systems that lack built-in RS232 ports and is CE, FCC and Microsoft WHQL certified.
Advantages
This PCIe serial card provides two high-performance RS232 ports with data transfer rates up to 460.8 Kbps and reduced CPU load thanks to the 16C1050 UART, helping prevent communication errors such as overruns. It supports IRQ sharing and plug-and-play connections, includes both standard and low-profile brackets for easy installation, and is compatible with a broad range of Windows operating systems. The product is compact (0.061 kg) and backed by a 2-year warranty and lifetime technical support.
Suitable for
Industrial and manufacturing equipment integration
Point-of-sale (POS) systems and peripheral connections
Security and surveillance devices (cameras, card readers, access panels)
Building automation and environmental control systems
Upgrading desktops or servers that require legacy RS232 interfaces
Key specifications
Model: PEX2S1050
Interface: PCI Express (compliant with PCIe 1.0a)
Ports: 2 × RS232 DB9
UART chipset: 16C1050 dual-channel
Maximum data rate: 460.8 Kbps
Compatibility: PCIe 1x/2x/4x/8x/16x slots
Installations: full-height and low-profile (brackets included)
Certifications: CE, FCC, Microsoft WHQL
Weight: 0.061 kg
Warranty: 2 years with free lifetime technical support
How to use
Power down the computer and insert the card into an available PCI Express slot that matches or supports the card. Secure the bracket to the chassis; swap the installed standard-profile bracket for the included low-profile bracket if required. Power on the system and install any necessary drivers for your Windows operating system if they do not install automatically. Connect serial devices to the DB9 ports using appropriate cables and configure the device COM settings (baud rate, parity, data bits, stop bits) to match the connected equipment.
Usage recommendations
For reliable communication, use quality shielded serial cables and verify COM port assignments in Device Manager. When deploying in critical systems, test both ports under expected load to confirm stable operation and set the baud rate to a supported maximum that avoids errors for your devices.

## Specifications

| Feature | Value |
|---|---|
| Serial interface type | RS-232 |
| Serial ports quantity | 2 |
| Master (outer) case height | 319 mm |
| Master (outer) case width | 356 mm |
| Baud rate | 460.8 Kbit/s |
| Data bits | 8, 7, 6, 5 |
| Output interface | Serial |
| FIFO (First In, First Out) | 256 |
| Master (outer) case length | 691 mm |
| Products per master (outer) case | 75 pc(s) |
| Harmonized System (HS) code | 84733020 |
| Expansion card form factor | Full-height / Low-profile |
| Compliance certificates | RoHS |

### Ports & interfaces

| Feature | Value |
|---|---|
| Host interface | PCIe |
| Internal | Yes |

### Bandwidth

| Feature | Value |
|---|---|
| Full duplex | Yes |

### Network

| Feature | Value |
|---|---|
| Chipset | SystemBase - SB16C1052PCI |
| Flow control support | Yes |

### Performance

| Feature | Value |
|---|---|
| Windows operating systems supported | Windows Vista Business, 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, Windows 95, Windows 98SE, Windows ME, Windows 8, 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, Windows 7 Ultimate x64, 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 Pro, Windows 10 Pro x64, 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 |
| Server operating systems supported | Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.061 kg |
| Package weight | 149 g |
| Height | 20 mm |
| Width | 120 mm |
| Depth | 103 mm |
| Package depth | 174 mm |
| Package height | 32 mm |
| Package width | 143 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 5 - 85 |
| Storage temperature (T-T) | -20 - 100 |
| Operating temperature (T-T) | -10 - 80 |

### Certificates

| Feature | Value |
|---|---|
| Certification | CE, FCC, Microsoft WHQL |

### Packaging content

| Feature | Value |
|---|---|
| Quick installation guide | Yes |
| Drivers included | Yes |
| Mounting brackets included | Yes |

## FAQ

### How much does the 2-Port PCI Express Serial Card StarTech.com PEX2S1050 cost, and is it available for purchase?

The price is 61.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 204 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 03.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All StarTech products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized StarTech service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: host interface, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for 2-Port PCI Express Serial Card StarTech.com PEX2S1050?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

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