KOA is a leading company of fixed resistors with 30% market share in Japan and 40% market share in the United States. KOA is also expanding its market shares in rapidly growing Asia regions.

Also, to continue to introduce high value-added products to our markets, the company commits approximately 2~3% of sales in research and development.

Product Category include: Resistors(SMD), Low Resistance, Current Sense Shunt Resistors,  Resistors(Leaded), ThermistorsThermal Sensors, Inductors, Fuses, Varistors , LTCC substrate...

KOA is product portfolio consists of Resistors, temperature sensors, inductors, EMI/EMC filters, circuit protection devices, etc..