Transformer & dielectric oils for transformers & electrical equipment

Made by Shell, Eni and Mobil, to IEC, ASTM, OECD, UL and other specifications. Choose by the standard the manual calls for; if you don't find it here, send us the model and we'll recommend the right product.

  • Eni ITE 600

    Straight mineral electrical insulating oil for transformers

    • Transformers

    IEC 60296 Type B

  • Eni ITE 600 X

    Inhibited mineral dielectric oil for transformers

    • Transformers

    IEC 60296 Type A

  • Shell Diala S4 ZX-I

    Premium inhibited electrical insulating oil, virtually sulphur-free, for power transformers

    • Transformers

    GB 2536-2025

  • Shell Diala S4 ZX-IG

    Gas-absorbing electrical insulating oil for bushings and instrument transformers

    • Transformers

    ASTM D3487

  • Shell Diala S2 ZU-I gt

    Uninhibited electrical insulating oil for grid and industrial transformers

    • Transformers

    IEC 60296

  • Shell Diala S4 ZX-I (EU-OEM)

    Premium inhibited electrical insulating oil, virtually sulphur-free, for power transformers

    • Transformers

    IEC 60296 Type A

  • Shell Diala S4 ZX-I (EU)

    Premium inhibited electrical insulating oil, virtually sulphur-free, for power transformers

    • Transformers

    IEC 60296 Type A

  • Shell Diala S5 BD

    Biodegradable electrical insulating oil with excellent low-temperature performance

    • Transformers

    OECD 301B

  • Shell MIDEL 7131

    Synthetic ester electrical insulating liquid, fire-safe and biodegradable

    • Transformers (ester)

    IEC 61099

  • Shell MIDEL eN 1204

    Natural rapeseed ester electrical insulating liquid, fire-safe

    • Transformers (ester)

    IEC 62770

  • Mobil Univolt N 61 B

    Fully inhibited insulating oil for transformers, tap changers and circuit breakers

    • Transformers

    ASTM D3487 Type II

  • Mobilect 39

    Inhibited mineral dielectric oil for transformers, circuit breakers and switchgear

    • Transformers

    IEC 60296 Type A

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