Bel Fuse Inc. is a designer and manufacturer of electronic components and systems, specializing in protection, connectivity and power management solutions. The company develops a broad range of products, including circuit protection devices, magnetic components, power supplies and fiber optic assemblies, which are used to safeguard and enable reliable performance in electronic equipment.
Key product lines include over-current protection fuses and resettable polymer devices, signal transformers and inductors, AC/DC adapters, USB and Ethernet interface modules, and custom cable assemblies. These offerings support applications across telecommunications towers, data centers, consumer electronics, medical devices, industrial machinery and automotive systems.
Headquartered in Jersey City, New Jersey, Bel Fuse operates a global footprint with design, sales and support offices in North America, Europe and Asia, as well as manufacturing facilities in the United States, Mexico, Hungary, China and Hong Kong. This geographic reach allows the company to serve multinational OEMs, contract manufacturers and distribution partners with localized engineering and supply chain support.
Founded in 1949 by Herman Bel, the company has expanded through organic growth and strategic acquisitions to become a diversified supplier of critical electronic components. Bel Fuse’s executive team brings decades of experience in engineering, operations and finance, guiding the business through technological shifts and evolving market demands while maintaining a focus on quality, innovation and customer service.
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