10X R421C32 DC12V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port Board
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10X R421C32 DC12V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port Board | £438.35 |  | |||
1. 12V power supply. 2. standby current (all relays closed) 9MA, all 32 open relays 150ma 3. " open " " close " " Momentary...
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