Catalog > Semiconductors > Opto-Electronic Components > Opto Couplers 1 Channel Photo SCR Opto Isolator 1 Channel Photo SCR Opto Isolator 4N40 1 Channel Photo SCR Opto Isolator • 6 Pin DIP • VIsol= 5.3kV Call for Price Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features with Infrared LED Emitter and Light Activated SCR Additional Information Model 4N40 Isolation Voltage 5.3kV Package 6 Pin DIP