BTU International

BTU International is a prominent manufacturer of advanced thermal processing equipment focused on the electronics and alternative energy sectors. The company specializes in providing solar processing equipment for silicon and thin film photovoltaics, rapid thermal processing furnaces for solar cell metallization, convection reflow ovens for circuit board assembly, and systems for sintering nuclear fuel. Established in 1950, BTU has shipped over 10,000 units and holds more than 200 patents. With operations in Billerica, Massachusetts, and Shanghai, China, BTU maintains a sales and service presence in over 30 countries, employing approximately 400 people, half of whom work outside the United States. The company is ISO certified in both its US and Chinese manufacturing facilities, underscoring its commitment to quality and innovation in high-volume thermal processing solutions.