DC 12V 8 Channel Input/Output Digital Switch TTL High And Low Level CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

DC 12V 8 Channel Input/Output Digital Switch TTL High And Low Level CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay
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sku: 1005006037700257
$8.00
Shipping from: China
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