DC 12V 2 Channel RS232 Relay Module Board Remote Control USB PC UART COM Serial Ports for Smart Home
Description
Manual Click here to open Features Channel 2 channel relay there are 2 expansion IN ports low level output Interface DB9 female RS232 level can control relay on off self lock inching by computer terminalOperating Voltage DC 12V range 8 5 13 5V Control Voltage DC 9V 12V or DC 8 5 13 5V AC 85 265VControl Current 10A Package Included 1 x2 ChannelRS232 Relay
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