Optically Isolated 32CH NPN/PNP Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

Optically Isolated 32CH NPN/PNP Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board
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sku: 1005005732285034
$39.98
Shipping from: China
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