Part Number 380591-B21 having (CAGE Code 65685) and FSC 6021 Fiber Optic Switches in stock with ready to ship. Get an instant quote for 380591-B21 Switch Fiber Optic by Compaq Computer 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.