100 Pcs Optocoupler, PC817C Optocoupler 4 Pin Mounting Optocoupler 2.5mm Pitch Coupler, Optocoupler PC817C, Optocoupler DIP-4 PC817C, High Density Mounting Type Optocoupler IC. ✎ Model: PC817C. ✎ Optocoupler Output Type: Phototransistor.
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