DC 12V/24V 1/2/4/8 Channels PLC Digital IO NPN PNP Signal Amplifier Module for Bluetooth Wifi RS485 RS232 Relay Board

DC 12V/24V 1/2/4/8 Channels PLC Digital IO NPN PNP Signal Amplifier Module for Bluetooth Wifi RS485 RS232 Relay Board
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sku: 1005006296065419
$24.02
Shipping from: China
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