Transformer Oils

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WALRAD USA LLC represents Transformer Oils that are highly refined mineral oils, derived from paraffinic crude. These products are severely hydro treated and created specifically for electrical insulating and cooling applications, complying with ASTM D3487 and Doble Tops.

Choose WALRAD recommended oils for exceptional oxidation stability to help extend the life of transformers while minimizing the need for maintenance.

Our transformer oil products

ASTM D3487 Type I (trace inhibited)
ASTM D3487 Type II (inhibited)

Our advantages

  • Conform to corrosive tests ASTM D3487
    method B and CIGRE IEC 62535
  • Certified PCB free
  • DBDS free
  • Passivator free
  • Metal deactivator free
  • Silicone free
  • A stable, low moisture oil
  • High flash point
  • Exceptional oxidation stability

Applications for Oils

  • Power & distribution transformers
  • Switchgear & circuit breakers
  • Rectifiers

Distribution

  • Reliable US and global distribution
  • Convenient delivery by ship, truck, rail, drums or flexi bags