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Welcome to Mainor Fredi, a leading Estonian power systems and power quality consultant.

Power quality has become increasingly important for industrial and commercial electric power customers, particularly as today’s manufacturing and control processes rely on computerized equipment which is sensitive to power system interruptions and disturbances. Mainor Fredi consultants can provide solutions to existing power quality problems, mitigate problems that may be appearing in a power system, and provide recommendations to ensure optimal power quality for facilities under construction or renovation.

Mainor Fredi measure, analyze and solve electric power quality problems. Our customers include electric power utilities, industrial and commercial energy users and public offices.