1. Skip to content
  2. Skip to navigation
  3. Skip to footer

QVARX acceuil

About Us

For over a decade, QVARx has been an industry leader specialized in the design and manufacture of capacitor systems and harmonic filters for medium and high voltage networks.

Our systems are designed and tested to meet the stringent demands of large industrials and utilities as well as the applicable national or international standards.

Our head office and factory is located in St-Jerome, about thirty minutes from the Montreal airport. Founded in 2001, our team of engineers and designers have more than 50 years of combined experience in the field of capacitors and MV/HV systems.

The principal engineers of QVARx have authored various technical papers for IEEE and AISE conferences as well as being contributing members to CSA and IEEE standard committees. The QVARx team understands that technical skills and high competence are fundamental to our success and customer satisfaction.

We strive to achieve these key values in our products, by innovative and competent design:

  • Best-in-class safety
  • Highest reliability, low maintenance
  • Durability
  • Energy efficiency
  • Environmentally friendly

Product Range

QVARx has delivered many systems within North America, Latin America, Europe and the Middle East. Our products have been certified to the applicable standards of IEC, IEEE/ANSI and CSA. Our range of products includes:

  • MV(2-36 kV) Capacitor and harmonic filter banks – metal enclosed
  • MV/HV(2-230 kV) Capacitor and harmonic filter banks – open stack
  • MV(2-36 kV) Active harmonic filters
  • Dynamic var systems
  • Modular Control & Protection systems for substations

The QVARX team coordinates and improves its processes, products and services in accordance with ISO 9001 and maintains our certification to the latest ISO standard.

With its partners, QVARx is constantly developing its knowledge and expertise through the execution of projects for industrial and public customers of all sizes. The diversity of applications encountered over the years has allowed QVARx to become a global leader in its product innovation and features.

The following are some of our leading product innovations:

  • Arc resistant enclosures up to 50 kA, for unsurpassed safety to operating and maintenance personnel
  • Some of the world’s largest cable simulators for the offshore oil sector
  • Dry type capacitor banks up to 5 kV
  • Low maintenance capacitor banks
  • Modular capacitor banks for outdoor substations
  • Our drawings are based on full 3D models for enhanced precision and usefulness to our customers
  • In-house type testing laboratory, to validate customized designs
  • Frequency sweep tests on Harmonic Filters and specialized systems