# StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card – 921.6Kbps, 2-Year Warranty # **StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card – 921.6Kbps, 2-Year Warranty** ## **Product Description** The StarTech 11050-PC-SERIAL-CARD is a single-port PCI Express serial expansion card that adds RS-232 connectivity to compatible desktop computers and small form factor systems. It features a DB9 serial connector and supports bidirectional communication speeds of up to 921.6Kbps, making it suitable for connecting legacy serial equipment in business, industrial, and professional environments. Powered by an ASIX AX99100A chipset and 16C1050 UART technology, this PCIe serial card includes a 256-byte FIFO buffer, COM port retention, and LED indicators for monitoring serial activity. It also supports configurable data bits, parity modes, and hardware or software flow control. A low-profile bracket is included for installation in compatible compact computer systems. Explore more computer connectivity and expansion products in the **[StarTech Collection at Suntronix](https://suntronix.net/collections/startech)**. * * * ## **About StarTech 11050-PC-SERIAL-CARD** The StarTech 11050-PC-SERIAL-CARD helps businesses continue using serial peripherals without replacing existing equipment or upgrading entire systems. It adds one RS-232 DB9 interface through an available PCI Express slot, supporting applications that depend on reliable serial communication. The card is suitable for connecting devices such as barcode scanners, receipt printers, industrial controllers, scales, and compatible security or laboratory equipment. Its COM port retention feature helps maintain port assignments across restarts, while integrated activity LEDs provide a convenient way to check communication status. * * * ## **Key Features** - **Single RS-232 Port:** Adds one DB9 serial connection to a compatible computer. - **High-Speed Serial Communication:** Supports bidirectional speeds up to 921.6Kbps. - **16C1050 UART:** Provides high-performance serial communication support. - **256-Byte FIFO Buffer:** Helps manage incoming and outgoing serial data. - **PCI Express 2.0 x1 Interface:** Installs in a compatible PCIe slot. - **COM Port Retention:** Helps maintain serial port assignments after system restarts. - **Activity LED Indicators:** Displays serial communication activity. - **Configurable Serial Settings:** Supports 5, 6, 7, 8, or 9 data bits and multiple parity modes. - **Pin 9 Power Support:** Supports selectable 5V or 12V power output on pin 9, subject to jumper and power configuration. - **Full- and Low-Profile Installation:** Includes a low-profile bracket for compatible small form factor systems. - **Windows and Linux Support:** Designed for supported Windows versions and Linux systems. - **Two-Year Warranty:** Includes StarTech.com warranty coverage and free lifetime multilingual technical assistance. * * * ## **Ideal Use Cases** - **Industrial Automation:** Connect compatible serial controllers and industrial equipment. - **Retail and POS Systems:** Support serial receipt printers, barcode scanners, and other compatible point-of-sale devices. - **Logistics and Warehousing:** Connect serial barcode readers and specialised equipment. - **Security Systems:** Integrate supported serial devices into existing computer systems. - **Laboratories and Healthcare:** Connect compatible instruments and legacy serial peripherals. - **Business IT Upgrades:** Add RS-232 connectivity to computers that no longer include a built-in serial port. * * * ## **Why Buy from Suntronix?** Suntronix offers genuine technology products and connectivity solutions for business, professional, and personal requirements. Customers can contact Suntronix for **product availability, pricing, specifications, and purchasing assistance**. Suntronix serves customers across **Chennai, Tamil Nadu, and India**, helping businesses source computer expansion cards and connectivity products for their IT infrastructure requirements. Visit the **[Suntronix Official Website](https://suntronix.net/)** to explore products and contact the team for purchasing assistance. ## Details - **Price:** 7149.0 INR - **Vendor:** StarTech - **Type:** STARTECH ACCESSORY ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 7149.00 INR | In stock | ## Images - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card – main front view of the PCIe board - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card – 921.6Kbps, 2-Year Warranty shown from a front angle - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card front view on a black background - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card shown from a side angle - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card displayed from a side angle - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card displayed front side with DB9 connector - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card front view on a white background - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card showing the gray PCB and DB9 connector - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card shown from a side angle highlighting the DB9 connector - StarTech 11050-PC-SERIAL-CARD RS232 PCIe Serial Card shown from a side angle highlighting the DB9 connector ## Additional Information - **Warranty:** The StarTech 11050-PC-SERIAL-CARD includes a **2-year manufacturer warranty** and **free lifetime 24/5 multilingual technical assistance**, subject to StarTech.com’s applicable warranty terms. - **Type:** Adapter/Converter ### FAQ 1 **Q: What does the StarTech 11050-PC-SERIAL-CARD do?** **A:** It adds one RS-232 DB9 serial port to a compatible desktop computer or small form factor system through a PCI Express slot. ### FAQ 2 **Q: What is the maximum supported serial communication speed?** **A:** It supports bidirectional serial communication speeds of up to 921.6Kbps. ### FAQ 3 **Q: Which devices can connect to this serial card?** **A:** Compatible RS-232 devices include barcode scanners, receipt printers, scales, industrial controllers, and other serial peripherals. ### FAQ 4 **Q: Does the card support low-profile computer cases?** **A:** Yes. It includes a low-profile bracket for installation in compatible small form factor systems. ### FAQ 5 **Q: What warranty is included with the StarTech serial card?** **A:** It includes a 2-year manufacturer warranty and free lifetime multilingual technical assistance, subject to the manufacturer's terms. ### SPECIFICATION **Brand** StarTech **Model** 11050-PC-SERIAL-CARD **Part Number / MPN** 11050-PC-SERIAL-CARD **Product Type** 1-Port PCI Express RS-232 Serial Card **Colour** Yellow **Key Specification** Single RS-232 port, up to 921.6Kbps, 16C1050 UART **Host Interface** PCI Express 2.0 x1 **Serial Interface** RS-232 **Serial Connector** 1 × DB9 **Maximum Baud Rate** 921.6Kbps **UART** 16C1050 **Chipset** ASIX AX99100A **FIFO Buffer** 256 bytes **Data Bits** 5, 6, 7, 8, or 9 **Parity Modes** Even, Odd, None, Space, Mark **Flow Control** Hardware and Software **COM Port Retention** Yes **LED Indicators** 2 green activity LEDs **Pin 9 Power Output** Selectable 5V or 12V, depending on configuration **Bracket Type** Standard-profile bracket installed; low-profile bracket included **Operating Temperature** 0°C to 55°C **Storage Temperature** -40°C to 75°C **Weight** 42g ### Compatibility The StarTech 11050-PC-SERIAL-CARD is designed for desktop computers and small form factor systems with an available PCI Express slot. Although the card uses a PCIe x1 interface, it can be installed in compatible PCIe x1, x4, x8, or x16 slots. StarTech lists support for Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11, Windows Server 2016, Windows Server 2019, and Linux. Confirm operating system and driver requirements before installation. The DB9 port connects to compatible RS-232 serial peripherals. Check the peripheral’s connector, communication settings, and pin requirements before use. Pin 9 power is configurable and should only be enabled when the connected device requires and supports the selected voltage. --- > Source: [Suntronix](https://suntronix.net/products/startech-11050-pc-serial-card-rs232-pcie-serial-expansion-card) > Updated: 2026-10-22