Bel Fuse Inc., founded in 1949 and headquartered in the United States, operates within the manufacturing industry, specializing in electronics, machinery, and electrical/electronic manufacturing. The company employs between 5,001 and 10,000 individuals and reported revenue of approximately $649 million. Bel Fuse's published documents indicate a focus on power supply safety standards, detailing the various national and international agencies responsible for certifying compliance with safety regulations. Their document on power supply safety standards outlines the importance of adhering to these standards to prevent hazards such as fire and electric shock. It categorizes equipment into different classes based on their safety measures, such as Class I and Class II equipment, and discusses the relevant testing procedures and certification marks that signify compliance. This emphasis on safety standards reflects Bel Fuse's commitment to ensuring the reliability and safety of its products in the global marketplace.