Sub-categories also include distributors and repair facilities. If submitting a site for inclusion, be as specific as possible. This category will list the URLs of companies that provide a service to manufacturers of electrical equipment including design, repair, etc. Power Factor Correction Power factor is the percentage of electricity that is being used to do useful work. It is expressed as a ratio.
Energy is saved, and penalties levied by power companies are reduced or eliminated.
Power Supplies Includes listings for manufacturers of AC and DC power supplies, converters, inverters, batteries, and chargers. Publications For online and printed publications, including newsletters, industry magazines, and books. This category will list the manufacturers of relays and solenoids. Both electrical and electronic relays will be listed. This category will list the manufacturers of electrical and electronic switches and encoders.