This combination does not exist.

    Part # : UC4854
    Manufacturer SKU : UC4854
    Brand : Aten
    Warranty : 2-year Lin Haw warranty + 1 additional year with manufacturer

    The ATEN USB-to-Serial RS-485 Hub

    Provides an external plug-and-play RS-485 serial connection for computers, notebooks, laptops, and handheld computing devices that support the USB specification. It provides a quick, simple, and cost-effective solution and is ideal for various communication and automation applications.

    Package Contents:

    • 1x USB-to-Serial Hub

    • 1x USB Cable

    • 1x Installation Disk

    • 1x User Manual

    • 1x Quick Start Guide


    • Easy way to add 4 RS-422/RS-485 serial ports

    • Fully compliant with USB 1.1; USB 2.0 compatible

    • Supports RS-422/RS-485 serial interface

    • Each port can independently switch between RS-422 and RS-485

    • Supports automatic handshake mode

    • Up to 115.2 Kbps data transfer rate for each serial port

    • Dual data buffers for each upstream and downstream data transfer

    • No IRQ, DMA, I/O address resources required

    • Supports hot-swapping and plug-and-play

    • Built-in 16KV ESD protection

    • Supports both bus power and external power

    • Works with cellular phones, PDAs, digital cameras, modems and ISDN terminal adapters

    • OS support - Windows 2000/2003/XP/NT



    Function UC4854
    Device Connections 4
    Connectors USB 1 x USB Type B Female (White)
    Serial 4 x DB-9 Male (Black)
    Power 1 x DC Jack
    LDEs Port Status 4 (Green)
    Power 1 (Orange)
    Data Transfer Rate 115.2 Kbps (max.)
    FIFO 16 byte Hardware FIFO
    USB Specification USB 1.1 Compliant; USB 2.0 Compatible
    RS-422 Signal TXD+/-, RxD+/-, RTS+/-, CTS+/-,GND
    RS-485 Signal Data+/-, GND
    Data Bit 5, 6, 7, 8
    Stop Bit 1, 1.5, 2
    Power Mode Bus Powered; use of Power Adapter is optional
    Power consumption 1.0W
    Environment Operating Temp. 0-50 degree C
    Storage Temp. -20-60 degree C
    Humidity 0-80% RH, Non-condensing
    PhysicalProperties Housing Metal
    Weight 0.32 kg
    Dimensions( L x W x H ) 12.50 x 8.15 x 2.50 cm
    There are no alternative products.