American High Voltage: Precision AC/DC high voltage power supply modules for government and commercial applications.
Applied Kilovolts: Designs and produces power supplies primarily in the range from 1kV to 60kV.
Brandenburg HV Power Supplies: Manufacturer of standard and custom built high voltage power supplies. Some HV testing equipment.
Computer Power Supply, Inc.: Designs and manufactures high voltage power supplies, used for focused electron beam and focused ion beam applications. Online catalogue, pricing and data sheets.
Directed Energy, Inc.: High voltage pulse generators, pulsers, modulators and pulsed voltage sources
Diversified Technologies, Inc.: High voltage and high power solid-state switching power supplies, pulse modulators, and control systems
EGRA: Manufactures high voltage generators, capacitors and transformers for electrostatic painting, powder coating and flocking processes.
ELDEC Corporation: Designers and manufacturers of low voltage and high voltage power supplies for military and aerospace, CRT and AMLCD display applications.
EMCO High Voltage Corporation: Miniature DC to HV DC converters, multi-output, rack mount high voltage systems. Small HV power supplies.
Gamma High Voltage Research, Inc.: Designs and manufactures high voltage DC power supplies. Standard products range from miniature 1 watt, PCB mountable modules, to multi kilowatt, rack mountable assemblies. Voltage ratings range up to 500kVdc
Genvolt: Manufacturer of high voltage power supplies with output voltages starting from a few hundred volts and extending to 300kV, and power levels from a few watts to over 30kW.
Glassman High Voltage Inc.: Manufacturer of regulated high voltage dc power supplies.
Guiding Light Technology: DC input high voltage power supply modules.
Hitek Power: Supplies high voltage power supplies, EHT power supplies laser printer power supplies, ink jet printer power supplies and a range of other heavy duty power supplies.
Iseg High Voltage: Manufacturers of high voltage power supplies for industry and research applications.
Kaiser Systems, Inc.: Manufacturer of capacitor chargers, DC high voltage power supplies, X-ray supplies, laser diode drivers, custom design and off-the-shelf systems.
Keltron High Voltage Power Supplies: Manufacturer of high voltage OEM Power Supplies for a range of applications.
Matsusada Precision Inc.: High voltage power supplies. Integrated HVPS and X-ray tube.
Meerstetter Engineering, GmbH: Designer, developer and manufacturer of power electronics, laser power supplies, and high voltage transformers.
Physique and industrie: High voltage, high power, solid-state pulse generator, designed for plasma ion implantation or plasma lasers.
Polarity Inc.: Designs and fabricates high power products including industrial high voltage power supplies, solid state RF amplifiers, ultra low noise TWT, CFA, and Klystron microwave amplifier systems.
Spellman High Voltage: Designs and manufactures high voltage power supplies up to 500kV and 150kW. Brands include Bertan and Del.
Technix: Manufacturers of high voltage DC power supplies to provide national laboratories, technical institutes, universities and industry.
UltraVolt, Inc.: Manufacturer of off-the-shelf modular and rack mount programmable DC to DC high voltage power supplies, from 62V through 40kV and 4 Watts to 250 Watts.
Universal Voltronics: Designs and manufactures high voltage DC power supplies, specializing in high power (over 1kW) and high voltage (over 1kV) applications.
Virtual Technologies, Ltd.: Designs and manufactures customized AC-DC and DC-DC power supplies, from 500V to 120kV and up to 10kW in power.
Xcel Power Systems: Manufacturers of custom low voltage and high voltage power supplies primarily for military, aerospace and transport markets.