Power quality with verified electricity savings!
USA & Canada
(877) 714-5574


PQSI offers some of the strongest warranties in the industrial world with our 3/1/3 warranty on all new power quality systems renewable up to 30 years:

  • 3 Years parts and 1 year labor for anything other than water or malicious damage
  • 3 Annual on-site inspections included with all new systems
  • Renewable up to 30 years
  • Optional long term service and maintenance agreements
USA & Canada (877) 714-5574
  • Solving Power Quality Problems Solving Power Quality Problems
    Electronic equipment, which is now so integral to industrial and commercial power systems, can fail or malfunction if...