{"product_id":"startech-rs232-cable-usb-to-serial-3ft-1p3fpc-usb-serial","title":"StarTech RS232 Cable USB to Serial 3ft - Prolific, DB9, COM Retention (1P3FPC-USB-SERIAL)","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003e3-Foot USB to RS232 Serial Cable with Prolific PL2303 Chipset, DB9 Male Connector, COM Port Retention, 512-Byte FIFO, and Screw-Lock Mounting for IT and Industrial Serial Communication\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca href=\"\/collections\/startech\"\u003eStarTech\u003c\/a\u003e 1P3FPC-USB-SERIAL is a 3-foot (91 cm) USB to RS232 serial \u003ca href=\"\/collections\/cables\"\u003ecable\u003c\/a\u003e that adds a DB9 COM port to any computer through USB-A, bridging modern systems to legacy serial devices in IT, industrial, POS, and laboratory environments. The Prolific PL2303 chipset delivers reliable communication at baud rates up to 921.6 Kbps with a 512-byte FIFO buffer, supporting 5\/6\/7\/8 data bits and five parity modes for broad serial protocol compatibility across equipment generations.\u003c\/p\u003e\n\u003cp\u003eCOM port retention automatically preserves the assigned port number through cable disconnections and system reboots, maintaining stable configurations for serial applications that reference specific COM port assignments. The screw-lock nuts on the DB9 male connector secure the adapter to serial peripherals for vibration-resistant connections in server rooms, factory floors, and mobile deployments. Plug-and-play drivers install automatically on Windows, macOS, and Linux, with no additional software or configuration required to establish the serial link.\u003c\/p\u003e\n\u003ch3\u003eWhere the StarTech RS232 Cable Fits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIT infrastructure requiring serial console access to network switches, routers, and servers\u003c\/strong\u003e where the 3-foot cable length reaches rack-mounted equipment from a nearby workstation, COM retention preserves port assignments across reboots, and the Prolific PL2303 chipset provides broad device compatibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial control and automation environments connecting PLCs, sensors, and instrumentation\u003c\/strong\u003e where the 921.6 Kbps throughput with 512-byte FIFO handles high-speed data acquisition, screw-lock mounting prevents accidental disconnection on vibrating equipment, and support for 5\/6\/7\/8 data bits accommodates older industrial protocols\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetail POS and medical\/laboratory deployments with barcode scanners, receipt printers, and measurement devices\u003c\/strong\u003e where plug-and-play compatibility across Windows, macOS, and Linux eliminates driver complexity, and COM retention ensures serial applications reconnect to the same port after power cycles without manual reconfiguration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat the StarTech RS232 Cable Delivers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProlific PL2303 with 921.6 Kbps Throughput:\u003c\/strong\u003e Prolific chipset delivers reliable serial communication at baud rates up to 921.6 Kbps with a 512-byte FIFO buffer, supporting 5\/6\/7\/8 data bits and five parity modes (Odd\/Even\/Mark\/Space\/None) for broad protocol compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOM Port Retention Across Reboots:\u003c\/strong\u003e Automatically preserves the assigned COM port number through cable disconnections, reconnections, and system restarts, ensuring serial applications maintain their configured port assignments without manual intervention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew-Lock DB9 Mounting:\u003c\/strong\u003e Screw-lock nuts on the DB9 male connector secure the adapter to serial devices for vibration-resistant connections that withstand movement and accidental cable pulls in server rooms, factory floors, and field deployments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-Platform Plug-and-Play:\u003c\/strong\u003e Automatic driver installation on Windows, macOS, and Linux provides immediate serial connectivity from the USB-A port without manual driver downloads or configuration steps, compatible with USB 2.0 and earlier USB revisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Device Compatibility:\u003c\/strong\u003e Connects to barcode readers, network switches, receipt printers, PLCs, medical devices, oscilloscopes, scales, and other RS232 serial peripherals through the standard DB9 male connector with screw-lock retention.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech","offers":[{"title":"Default Title","offer_id":52326758023352,"sku":"1P3FPC-USB-SERIAL","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/9110\/4952\/files\/1072653209_81138c5c-e5dc-4392-b673-45d07d3155d3.jpg?v=1764187539","url":"https:\/\/islandelectricalsupply.com\/products\/startech-rs232-cable-usb-to-serial-3ft-1p3fpc-usb-serial","provider":"Island Electrical Supply","version":"1.0","type":"link"}