2 kanal 2ch RS232 Relais Bord Modul DC 12V 24V Serial Port Schalter Modul für PLC Motor LED PTZ Industrial Control Equipment
USD 3.06USD 4.57
2 kanal 2ch RS232 Relais Bord Modul DC 12V 24V Serial Port Schalter Modul für PLC Motor LED PTZ Industrial Control Equipment