Transformer Resin Compounds

With excellent physical and electrical capabilities, our transformer epoxy resins help your products perform their best. Whether you are looking for a UL recognized varnish or a system to encapsulate your transformer, Epic Resins can help you select a product for your needs.

We formulate, manufacture and supply a full line of epoxy resin and polyurethane systems for use in transformer applications. These formulations are specifically designed for use with high temperature, high voltage applications. Available in a wide range of viscosities and any thickness, they are suitable for a variety of unique uses. We also create custom epoxy resin formulations for the perfect solution to your short-run and bulk supply needs.

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Help your Transformer Function Better

Transformers are exposed to hot temperatures and high voltage. To function properly, they need component protection. With capabilities suited for parts in dangerous conditions, our compounds prove their worth with superior results.

Popular Transformer Compounds:

Epic S7527 is polyurethane with UL 94V0 recognition and is designed to keep electronics working safely in extreme conditions. This product features low weight loss at elevated temperatures, with excellent thermal and electrical properties. Based on extensive UL testing, the Epic S7527 boasts a 150°C RTI rating making it compatible with a wide variety of transformer electronics resins and encapsulants.

Epic Resins TC0118 series of UL recognized thermally conductive epoxy varnishes come in a variety of viscosities designed to yield the various film thicknesses depending on your application requirements. Epic TC0118 series of products can be used as electrical potting compounds, dip process resins, or VPI resins. The TC0118 product line is part of UL File no. OBJS2.E123927

Epic S7174-03 is a fire-resistant, two-component, filled epoxy electrical potting and casting system. Epic S7174-03 features low mixed viscosity, convenient mix ratio, and very low shrinkage. This product is an outstanding selection for high voltage power supplies requiring good thermal conductivity. This electrical potting product is UL 94 V-0 recognized at 3 mm.

Epic S7478 is a two-component polyurethane potting compound designed for use in high-temperature applications. Epic S7478 is UL 94 V-0 recognized in a thin cross-section without the use of halogen flame retardants and offers a 140°C RTI recognized by UL. The Epic S7478 works extremely well for LED drivers that must meet the requirements of UL 8750 safety standards for LED equipment in lighting products, damp location drivers, electrical encapsulation, signs and many other electrical potting applications.

Epic S7219 is a two-component clear epoxy potting compound designed for the encapsulation of small transformers. S7219 electrical potting compound features a low viscosity and long pot life to provide air bubble-free castings.

Epic S7219 is a two-component clear epoxy potting compound designed for the encapsulation of small transformers. S7219 electrical potting compound features a low viscosity and long pot life to provide air bubble-free castings.

Epic R1055/H5083 is a vacuum grade modified epoxy electrical potting system that is formulated to achieve penetration of tightly wound electrical coils. The system cures at ambient temperatures, thereby affording the user the opportunity to reduce substantial energy costs normally associated with heat curing systems. When fully cured, this potting compound features a combination of good physical and electrical properties that qualify the compound for potting high voltage power supply sources with a UL recognized RTI of 180°C. It is also UL rated F1 and is suitable for outdoor use with respect to exposure to ultraviolet light, water exposure and immersion in accordance with UL 746C.

Benefits in Transformer Applications

Built for telecommunications industries, our polyurethane and epoxy potting compounds are formulated to resist heat and water, and to deter rusting and eventual system breakdown of PCB components.

Other benefits of our potting compounds include: