Part Number 4N25S having (CAGE Code 7D893) and FSC 5980 Optoelectronic Devices and Associated Hardware in stock with ready to ship. Get an instant quote for 4N25S Coupler Optoelectronic by Fairchild Semiconductor Corp. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.