Superior Electric Motor Service (SEMS) offers the only Vacuum Pressure Impregnation (VPI) facility in Alaska and can fully restore motors up to 7500 HP. SEMS brings its extensive VPI experience to the restoration of all electric motor brands and models.


Benefits of Vacuum Pressure Impregnation

  • VPI is a process that is a technological step forward from varnishing electric motors
  • Reduces coil vibrations
  • Increases contamination resistance
  • Improves heat transfer






8 FT VPI System with 3 FT shaft well.

3750KW generator rotor in process.

©2023 Superior Electric Motor Service • PO Box 3426
43175 Kenai Spur Hwy, Kenai, Alaska 99611
Tel: 907-283-9602 • Fax: 907-283-9602
Email: don.gough@semsalaska.com or trevor.guest@semsalaska.com