DB9 Female/Male RS232 UART Switch Board DC 12V COM Serial port Relay Module PLC
ab 4,29 €
Communication protocol: UART protocol communication, baud rate 9600kpbs, 8 data bits, one stop bit, no parity. Two-way data transmission. 1 xDC 12V 2Channel RS232 Relay Board( DB9 Female/Male Interface).
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