High Energy Corp. manufactures high-voltage and high-frequency capacitors for industrial and commercial applications. Its stated applications include X-ray equipment, broadcast equipment, induction-heating power supplies, and RF power supplies.
Electron Coil, IncElectron Coil, Inc. is a custom design and manufacturing facility producing high-voltage capacitors, wound magnetics, transformers, circuit-board assemblies, and high-voltage assemblies. It serves commercial, medical, utility, military, and aerospace industries and works with magnetic-core materials including silicon steel, nickel, and ferrites.NORWICH, NY
High Voltage, IncFrom its Hudson Valley factory, High Voltage, Inc. designs and manufactures portable high-voltage test equipment used to check electrical cables, apparatus, and rotating machinery. The company brings three generations of engineering experience to a vertically integrated 27,000-square-foot operation in Copake, where it produces and services more than 1,000 instruments a year for customers worldwide. HVI has made equipment for the rotating-machine industry since 1998 and supports its products with factory technical assistance.COPAKE, NY
Spellman High Voltage Electronics CorporationSpellman High Voltage Electronics Corporation is a company with more than 75 years of experience developing specialized high-voltage technology for demanding applications. Headquartered in the United States, it maintains manufacturing centers across North America, Europe and Asia, with its Mexico operation handling much of the fabrication and testing in-house. Its work supports customers in fields such as medical imaging and semiconductor manufacturing.HAUPPAUGE, NY
Communication Power CorporationFor more than 30 years, Communication Power Corporation has been a Hauppauge, New York manufacturer known for engineering RF power systems for demanding, mission-critical work. Its equipment supports customers such as defense contractors, national laboratories, and MRI manufacturers, with designs tailored to the requirements of each application. CPC maintains an ISO 9001:2015 quality system and applies accelerated life and stress testing to its production designs.HAUPPAUGE, NY