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Gearmo - USB to RS-422/485 Serial Adapter with FTDI Chipset, LEDs, 5ft Cable, Surge Protection, Supports Windows / Linux / MacOS - Blue

Model: US-485422
SKU: 10754816

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About This Item

The GM-485422 USB to RS422/485 Adapter is a professional grade solution for stable, high-speed serial communication, built around a reliable FTDI processor and SP485E transceiver. Supporting baud rates from 300bps to 921.6Kbps, it automatically detects signal rates for smooth performance across a wide range of devices. Designed for industrial, commercial, and office applications, it features asynchronous operation, half-duplex support, and the flexibility to connect point-to-point or multi-point setups. LED indicators for Power, TX, and RX provide instant status feedback, while built-in 15kV static and 600W surge protection ensures durability and device safety. With plug-and-play convenience, no external power supply required, and a 5 foot USB cable plus terminal block included, this compact adapter delivers zero-delay transmission and dependable performance on Windows, macOS, and Linux systems.
  • Key Specs
    • Connector Type (End 1): USB-A
    • Connector Type (End 2): D-Sub (DB-9)
  • General
    • Brand: Gearmo
    • Model Number: US-485422
    • Product Name: USB to RS-422/485 Serial Adapter with FTDI Chipset, LEDs, 5ft Cable, Surge Protection, Supports Windows / Linux / MacOS
    • Color: Blue
  • Connectivity
    • Cable Type: USB
    • Product Type: Adapter
    • Connector Type (End 1): USB-A
    • Connector Type (End 2): D-Sub (DB-9)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 1 year
  • Other
    • UPC: 729440692384

The GM-485422 USB to RS422/485 Adapter is a professional grade solution for stable, high-speed serial communication, built around a reliable FTDI processor and SP485E transceiver. Supporting baud rates from 300bps to 921.6Kbps, it automatically detects signal rates for smooth performance across a wide range of devices. Designed for industrial, commercial, and office applications, it features asynchronous operation, half-duplex support, and the flexibility to connect point-to-point or multi-point setups. LED indicators for Power, TX, and RX provide instant status feedback, while built-in 15kV static and 600W surge protection ensures durability and device safety. With plug-and-play convenience, no external power supply required, and a 5 foot USB cable plus terminal block included, this compact adapter delivers zero-delay transmission and dependable performance on Windows, macOS, and Linux systems.

  • USB to serial connectivity made easy: Connect your legacy DB9 serial devices to modern USB ports with this USB to RS-422/485 adapter. Ideal for point-of-sale, lab, industrial, or testing use.
  • No external power required: The adapter draws power directly from your USB port, so no extra power supply is needed for true plug & play convenience.
  • Status LEDs keep you informed: Easily monitor your connection with Power, TX, and RX LEDs that show activity and status at a glance.
  • Convenient 5 foot cable length: The integrated 5 foot cable length makes it easy to connect devices in tighter spaces or hard-to-reach ports.
  • Broad OS compatibility: Works seamlessly with Windows 7 through Windows 11, macOS, and Linux.
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