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USB to 8 Channel RS485 Serial Port Type-C to Multi-channel Uart Hub RS485 Module USB to 4 Channel UART TTL+4 Way RS485 CH348

$16.79
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4 Ports USB HUB HAT For Raspberry Pi 3 / 2 / Zero W Extension Board USB To UART For Serial Debugging Compatible With USB2.0/1.0

$5.74
(IN Stock)

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USB to 8-way RS485 Serial Port Type-C to 8-way 485 Multi-channel UART HUB RS485 Module YR-6028

$19.21
(IN Stock)

from AliExpress

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