| Alfatronix LTD: Manufacture of voltage converters and power supplies for both land and mobile applications. |
| Craftsmans Electric: Manufacturer of custom power supplies, UPS, battery chargers, inverters and voltage regulators. |
| Davtrend Electronic Engineers: Design and manufacture of AC-DC, DC-DC and DC-AC power supplies and systems. Power supply consultation. |
| ECU Electronics Industrial Co. Ltd.: Manufacturers switching and linear power supplies and transformers, toroidal transformer and reactors. |
| Enertron s.l.: Manufactures inverters, converters and UPS systems for high power applications. |
| Enoch Corporation: Manufactures low-voltage LED light strips, custom power supplies, UPS, battery chargers and power converters, for consumer, military, medical, communications, and computer industries. |
| Ensign Power Systems, Inc.: Specializes in the manufacturing of high reliability custom power supplies for the commercial, industrial, military, medical, and avionics markets. |
| Fug Elektronik: German manufacturer of high and low voltage power supplies for science and industry. Site in English and German and includes product photos and specifications. |
| Gaïa Converter: Provides technical information and data sheet on 3500 products and related technical notes for typical applications including aerospace/defense, industrial, transportation telecom market. |
| General Atomics Energy Products: Designs and manufactures custom high voltage and high power switching power supplies, capacitors, pulse-forming networks, subsystems and systems. |
| Granite Power Technologies: Specialized in designing and manufacturing custom power supplies suited to customers needs. |
| Keltec, A Crane Co. Company: Manufacturer of high power, AC/DC and DC/DC power supplies and TWT amplifier and transmitter solutions for military applications. |
| Magnus Power: Manufacture of frequency converters, and specialist ac and dc power products. |
| Mike Rectifiers - Electrical Engineers Sydney, Australia: Designers and speciality manufacturers of engineered industrial electrical (power electronic) power supplies. |
| Physique and Industrie - Custom Converters: Innovative Custom Power Supplies using the state-of-the-art technology. Any type of converters including PFC, DC, AC, High Voltage, Pulse generator, Spot welding generator, from 1kW to 1 GW. |
| Power Amp Design: Suppliers of high voltage, high current, and high power amplifiers for industrial applications. Selection guide, specifications, and price list provided. |
| Semiconductor Circuits, Inc.: Develop, design and manufacture DC/DC converters, 5W-300W and AC/DC power supplies. Specialize in modified- standards and custom converters per customers specifications. USA. |
| Tri Source, Inc.: Manufactures custom power supply solutions from 75 watts to 8,000 watts. |
| Virtual Technologies: Designs and manufactures DC-DC converters, DC-AC inverters, frequency and phase converters, and MPPT power supplies. |
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