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"usb sharing switch"
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4 Port USB HUB HAT, Compatible with 5/4B/3B/Zero/Zero W/Zero 2W/Pico/Pico W/Pico WH, USB to UART Onboard
Limited time offer, ends 10/31
$34.68
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USB to RS232/RS485/TTL Interface Converter Industrial Isolated Converter with Original FT232RL Inside, 300-921600bps Baudrate Onboard Power Isolation, ADI Magnetical Isolation
Limited time offer, ends 10/31
$250.55
Free Shipping
RainbowLink V2: 4-Channel Isolated USB to Serial Converter (RS485/RS232/2xTTL) | Built-in 12V Boost Power | Rugged Industrial Housing | Portable Debugging Tool for Field Engineers & PLC
Limited time offer, ends 11/01
$61.05
Free Shipping
USB to RS485 Converter Communication Module Extending USB to 4CH RS485, Transmission Distance up to 1.2km, Multi Protection Circuits, Support Win11/10/8.1/8/7 Mac Linux Android etc.
Limited time offer, ends 10/31
$205.91
Free Shipping
