Powering Electrification with KOA Corporation High-Reliability Resistors

KOA Corporation plays a key role in the global shift toward the All-Electric Society, delivering high-reliability resistor technologies that support every stage of Electrification.

With proven product families such as WK73, SG73, RS73, and RN73, KOA Corporation provides components engineered for high thermal stability, long-term reliability, and dependable performance in power modules, inverters, battery systems, and electric drive applications.

By combining AEC-Q200 qualification with robust thick-film technology, KOA Corporation enables safer, more efficient, and more sustainable electrified systems — forming the essential foundation for next-generation power electronics.