With over 30 years of industry experience, Guangzhou KATOY Electronics Co., Ltd. specializes in the design and manufacture of Electronic Transformers and Magnetic Components. Our product portfolio includes Audio Transformers, High-Frequency Transformers, Low-Frequency Transformers, Toroidal Transformers, Single-Phase & Three-Phase Transformers, Instrument Transformers, Inductors and Reactors, serving applications in professional audio, welding equipment, renewable energy & energy storage, industrial power supplies, industrial automation and medical equipment.

Supported by integrated engineering, manufacturing, inspection and quality management systems, KATOY supplies both standard products and OEM/ODM manufacturing services, delivering reliable magnetic components for customers worldwide.