Bear Power Supplies

BEAR Power Supplies designs and makes rugged power supplies for commercial, industrial, and medical systems. Its standard product line features AC-DC power converters with active inrush current limiting, fusing, and EMI filtering in compact, encapsulated modules for PCB or chassis mounting. Its custom power supplies include both AC-DC and DC-DC converters with emphasis on small size and high reliability for harsh environments. All BEAR products feature long life and reliable operation from -40°C to +70°C. Competitively priced, ROHS compliant and TUV certified, BEAR power supplies are made in the USA for high quality, fast delivery, predictable lead times, and easy customization.

1916 Route 96
Phelps, NY 14532
Contact e-mail:
Power Supplies: dc-dc-converters, ac-dc-rectifiers
Service Related: contract-manufacturing, consulting-services
Market Segments: telecommunications, oems, medical, instrumentation, industrial, custom-power-supplies
Coil Technology Corporation

CTC is a professional service provider for high-end power modules (AC-DC and DC-DC Converter) for critical applications worldwide since almost 30 years. Our core competence is to design and deliver products with leading technologies, competitive pricing, extremely flexible lead-time, global technical service and high-quality manufacturing (Made In Taiwan).

CTC is the only corporation certificated with ISO-9001, IATF-16949, ISO22613(IRIS), and ESD/ANSI-2020. We can 100% ensure not only the product, but also our workflow and service to match quality management system for every high-end application from the very beginning. From design to manufacturing and technical support, every single detail is operated under highest standard.


No.133, Lide Rd.
Daliao District
Kaohsiung City 831
Taiwan, R.O.C
Contact e-mail:
Fax: +886 7 701 7063
Power Supplies: integrated-switching-regs, dc-dc-converters, dc-ac-converters
Service Related: contract-manufacturing
Market Segments: service-power-industry, oems, custom-power-supplies
Premier Magnetics

Premier Magnetics is a recognized leader in the design and manufacturing of Magnetic components with a focus on transformers, inductors, chokes and filters.  Our Power Magnetics offerings are the most extensive in the field and our world-class engineering group offers customizable solutions to meet any power supply design requirements.  Turn-Key assembly solutions, custom engineered magnetics solutions, and value-added offerings like extrusion molded plastics for power supply housings make us a valued partner to 300+ OEM clients worldwide.

20381 Barents Sea Circle
Lake Forest, CA 92675
Contact e-mail:
Fax: 949-452-0512
Components: passive-components
Power Supplies: dc-dc-converters, dc-ac-converters
Service Related: technical-services, sales, engineering-installation, contract-manufacturing, consulting-services
Market Segments: telecommunications, service-power-industry, oems, military, custom-power-supplies
Premium PSU

Premium PSU offers power conversion systems: DC/DC converters, uninterrupted power supplies, DC/AC inverters, AC/DC power supplies and any solution that requires high reliability from 50W to 60kW. With over 40 years of experience and a highly trained team, Premium PSU has developed over 900 custom-made solutions over the years. All projects, from the concept, design and until the homologation of the product, are carried out in Barcelona following the strictest quality standards. 

C/ C/ Dolors Aleu, 19-21, Pl. 2ª
L’Hospitalet de Llobregat, Barcelona 08908
Power Supplies: ac-dc, dc-ac-converters, inverters, ups-ac
Service Related: consulting-services, contract-manufacturing, engineering-installation, laboratory-evaluation, safety-standards
Market Segments: catalog-power-supplies, custom-power-supplies, oems
Shenzhen Honor Electronic
No A,B, C Building, Xinghui Industrial Park, Gushu 2nd Rd
Shenzhen, Guangdong 518000
Contact e-mail:
Power Supplies: power-monitoring-systems, dc-dc, ac-dc
Service Related: technical-services, sales, engineering-installation, contract-manufacturing, cad-cam-simulation
Market Segments: telecommunications, oems, end-users, electronic-data-processing, datacommunications, custom-power-supplies, catalog-power-supplies
West Coast Magnetics

West Coast Magnetics designs best in class transformers and inductors and provides manufacturing services for electronic products with high engineering content. Our active R&D has resulted in new patented technology and innovative designs for power and RF magnetic components in many applications. Headquartered in the san Francisco Bay Area, WCM manufactures and designs custom engineered magnetics components, and provides manufacturing services for companies competing in the global OEM space.

4848 Frontier Way
Suite 100
Stockton, CA 95215
Fax: 209-944-0747
Components: passive-components, magnetics
Service Related: sales, safety-standards, engineering-installation, contract-manufacturing, cad-cam-simulation
Market Segments: telecommunications, oems, military, medical, instrumentation, end-users, aerospace