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To help your transformer perform to its design standards, an electrical insulating oil must maintain its characteristics over a wide range of operating temperatures. All Shell Diala electrical oils are designed to offer excellent heat transfer and dielectric properties, even at the lowest start-up operating temperatures. In addition, Shell Diala oils are formulated to offer excellent resistance to the effects of ageing, sludge formation and deposit build-up.
The Shell Diala range
Choose from our Diala range of electrical oils to find the best possible protection for your high-value assets.
Shell Diala S4 ZX-I Product Leaflet
Shell Diala S4 ZX-I is a transformer oil based on GTL technology offering clear improvements over traditional mineral-based products. Download our product leaflet and learn how Shell Diala S4 ZX-I can help enhance the reliability of your transformer.
Other Shell Diala Products
The Shell Diala product range has a variety of products to meet your needs. Review our individual product brochures to learn more about our other products.
Shell diala white paper
Find out how Shell Diala S4 ZX-I made with Shell GTL technology is gaining traction worldwide with OEMs and utility companies in our new technical paper: The Perfect Partner: How gas-to-liquids (GTL) based technology can help to enhance the reliability of your transformer.