Free shipping Computer serial port switch input and output module IO RS485/RS232 four into four relay board

Free shipping Computer serial port switch input and output module IO RS485/RS232 four into four relay board
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sku: 32842349088
$51.70
Shipping from: China
   Technical Details
Brand Name: BETTERSHENGSUN
is customized: Yes
Model Number: RS485/RS232 four into four relay board
Test: 4
   Price history chart & currency exchange rate

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