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Level Converter Modul, 5V/24V 8 Channel NPN/PNP to NPN SquareWave Signal Conversion Module Level Converter 10MHZ Mainly Used for PLC or MCU Interface: Amazon.com: Industrial & Scientific
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Amazon.com: NPN PNP Signal Converter, MRI-24TR/INV PLC Sensor Polar IO Level Conversion Module, PNP to NPN Signal Converter Relay : Industrial & Scientific
Npn to Pnp Level Converter,8-Channel Npn to Pnp Signal Converter, 8-Channel Optically Isolated Module for Npn to Pnp Level Conversion Wide Voltage 10-28V: Amazon.com: Industrial & Scientific
Npn to Pnp Level Converter,8-Channel Npn to Pnp Signal Converter, 8-Channel Optically Isolated Module for Npn to Pnp Level Conversion Wide Voltage 10-28V: Amazon.com: Industrial & Scientific
10Pcs 1 Channel Optocoupler Isolation Module 12V PC817 EL817 Photoelectric 1 Way Opto PNP NPN Signal Converter Rail Holder PLC Drive Motor Board: Amazon.com: Industrial & Scientific
NPN to PNP Level Converter, Keenso 4-Channel Signal Conversion Level Converter Wide Voltage 10-28V: Amazon.com: Industrial & Scientific
Slim DIN Rail Mount NPN to PNP/PNP to NPN Sensor Logic Signal Converter Module: Amazon.com: Industrial & Scientific
Amazon.com: NOYITO 4-Channel Optocoupler Photoelectric Isolator Module Level Voltage Converter Module PLC Signal Converter Module PNP NPN to PNP (12V to 5V) : Industrial & Scientific