KOA was founded in 1940, specializing in the production
of high-quality, high-reliability passive components.

KOA resistors offer high reliability and long-term stability,
making them ideal for use in AI server power supplies that demand high performance.

Excellent liquid immersion resistance
Extra long service life
Wide range of applications

Thin-film thermistors, flexible thin-film temperature sensors,
temperature sensors for tubing, miniature pressure sensors

High temperature and humidity resistance
High reliability
High voltage shock resistance
High efficiency conversion