Tripp Lite Keyspan USB Serial Adapter

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The Tripp Lite USA-19HS Keyspan USB to Serial Adapter is widely considered the "gold standard" for connecting legacy serial devices to modern computers. It is frequently recommende d by industrial and laboratory equipment manufacturers because it uses a high-performance chipset that provides excellent compatibility where cheaper adapters often fail. Key Features & Performance Broad Device Support: Specifically designed for reliable communication with switches, routers, barcode scanners, GPS units, and high-precision laboratory equipment. High-Speed Data: Supports transfer rates up to 230 Kbps, which is roughly twice as fast as standard built-in serial ports. Feature Details Connector Type USB Type-A (Male) to DB9 (Male) Interface RS-232 Operating Systems Windows (up to 11), macOS (up to Sonoma), Linux Cable Length Includes a 3-foot detachable USB-A to USB-B cable Status Indicator Integrated green LED for real-time data activity Power Bus-powered (no external power supply required) Used, in great condition. Show more