KOA Speer Electronics, Inc. is ISO9001-2000 and TS16949 certified and has been serving the electronics industry since the 1940's. An affiliate of Japan based KOA Corporation, KOA Speer is a leading supplier of passive electronic components. These components are used in a variety of applications including, but not limited to, automotive, telecommunications, computer and instrumentation. TTI Inc. is KOA's premier authorized distributor having deep inventories of KOA Speer resistors and inductors. Use TTI, Inc. to search our deep inventory of KOA passive products. Should you need additional assistance TTI's experienced customer service team is ready to assist at 1-877-645-4TTI.