10 STCK. DC 12 V 24 V 2 Kanal DB9 UART Relaismodul RS232 serieller Port Switch Platine
ab 54,45 €
DC 12V 24V 2Ch DB9 UART Relay Module RS232 Serial Port Switch Board for PC PLC Motor LED PTZ. 10 PCS 2 channels DC12V 24V RS232 PC UART Relay Module. The communication interface supports RS232 DB9 serial port;.
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