Velcon SuperDri Cartridges

Dissolved water removal from insulating oil is now possible without the need for heat or vacuum. Velcon’s SuperDri Filter cartridges are used in transformer dry out systems and in tap changers to reduce arching and oil deterioration in electrical distribution systems.


  • Velcon SuperDri filter cartridges are unrivaled in removing dissolved water from oil
  • Dissolved water removal from insulating oils
  • Transformer Oil dehydration in a single pass down to 5 ppm water
  • Fits industry standard oil filter vessels
  • Must remove free water and particulates before using SuperDri
  • No Heat or vacuum required for dissolved water removal
  • Process up to 5,000 gallons of oil with one cartridge