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EF3H passive filters

An EF3H passive filter protects your power network against the damaging impact of higher harmonics.


It is installed at the inlet of a receiver generating harmonics (such as a motor drive, an inverter, a UPS, etc.) in order to eliminate the problem at its source.


  • Rated power: 2.2 kW-110 kW
  • Rated voltage: 380-415 V
  • Filtration of higher harmonics (5,7,11)
  • Reduced value of effectively consumed current
  • Reduced power losses
  • Improvement of electric power quality
  • Extended lifetime and protection of other installed equipment
Do you have any questions? Contact us: info@elmech.pl