KOA Speer Electronics, Inc.

KOA Speer Electronics, Inc. is a leading manufacturer of passive electronic components, headquartered in Bradford, Pennsylvania, USA. The company is part of the global KOA Group, which includes KOA Corporation of Japan, one of the world's largest resistor manufacturers. KOA Speer serves the North American market with an extensive portfolio of components certified to AEC-Q200 for automotive applications.

KOA Speer's comprehensive product range includes surface mount resistors (anti-sulfur chip resistors, current sense/shunt resistors, fusing resistors, general purpose, heat shock resistance, high precision, high temperature, high voltage, molded chip resistors, thin film, wide terminal), leaded resistors (current sense, fusing, general purpose, high voltage, jumper, power, precision, wirewound), fuses and varistors (flat chip fuses, varistors), sensors and inductors (platinum thin film thermal sensors, linear PTC thermistors, inductors, ferrite beads), and substrates (LTCC substrates, hybrid ICs, test point chips).

Key application markets include automotive electronics (AEC-Q200 qualified), industrial equipment, communications (smartphones, tablet PCs, notebook PCs), power supplies (AC-DC switching power supplies, DC-DC converters, POL step down/up), medical equipment (X-Ray CT, ultrasonography, AED), space/satellite, energy, and AV/home appliances (flat panel TVs, set top boxes, projectors, air conditioners, washing machines).

KOA Speer is particularly known for its anti-sulfuration resistors, which use special silver-based inner electrodes resistant to sulfur corrosion that can affect standard resistors in high-sulfur environments. The company is ISO 9001:2015 and IATF 16949:2016 certified, ensuring quality for automotive and industrial applications. With over 266,000+ products available through APCOS, KOA Speer continues to be a trusted partner for passive component solutions.