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OP31C08 8CH Opto-Isolation Logic Level Converter – 3.3V/5V/12V/24V NPN/PNP Bidirectional GPIO Module with 3000V Isolation for Arduino PLC MCU
$5.45
Product Name: 8ch 3.3V 5V 12V 24V TTL LvTTL Digital Logic Level Conversion Module NPN PNP Isolation Protection Panel for ARDUINO PLC MCU PI