Potting and Encapsulating Compounds for the Solar Industry

Panel Bonding Adhesives and other Solar Energy Solutions

Epic Resins specializes in the custom formulation of adhesives, potting and encapsulating products for many industry applications including for renewable energy products. We are meeting the needs of alternative energy equipment manufacturers with solar panel encapsulation and balance of systems (BOS) components encapsulation in products such as solar micro-inverters.

Epic Resins offers a complete range of bonding, potting and encapsulating products for solar energy applications. Our products are designed for optimal thermal management critical in solar applications. We also offers low cost alternative chemistry that can replace expensive silicone.

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Urethane and Polyurethane Electronics Potting Materials for Solar Battery Systems

Solar battery epoxy encapsulant with exceptional thermal conductivityWhen choosing an electronics potting material for your battery or battery system, requirements vary depending on the battery technology. Epic Resins has experience in a wide range of battery technologies, systems and battery configurations. We can work with you to determine the most cost-effective solution for your particular needs.

UL-Recognized Resins for Solar Battery Packs

Solar energy battery systems require encapsulants able to withstand the stresses of operating temperatures higher than most other applications. Epic Resins has an entire line of Underwriters Laboratory (UL) recognized resin compounds for use in the elevated temperature environments common in the solar energy industry. With characteristics like low-mixed viscosity for tight-fitting PCBs, minimum high-temperature weight loss and longer gel times, Epic Resins has the temperature resilient potting solution for your solar power components.


Electronic Potting and Casting Materials for Solar Power Systems

Epic S7253 - 2-Component, UL 94V-0 Recognized Polyurethane

Epic S7253 series products are two-component, UL 94V-0 recognized polyurethane compounds designed for electronic applications requiring encapsulation. The low weight loss of S7253 series at elevated temperature suggests this product is suitable for applications that can reach up to 125°C. The S7253 series is currently utilized in a variety of applications, including automotive applications that require thermal cycling between -40°C and 85°C. The S7253 series of products feature good thermal conductivity and good adhesion to metals and plastics. The S7253 series of products meets RoHS requirements.

Epic S7302 - Tough Urethane Material for Electronic Potting

Epic S7302 is a tough urethane material designed for electronic potting applications. The chemistry of S7302 lends itself well to products that are exposed to a wide range of temperatures. S7302 is adequate for applications that are thermal cycled between -40°C and 135°C with excursions up to 160°C. S7302 also features good moisture resistance and good adhesion to various metals and plastics.


Epoxy Resins and Polyurethanes for Solar Micro-Inverter Manufacturing

Epic Resins manufactures a full line of epoxy resins and polyurethanes to meet the demanding needs of balance of systems (BOS) component manufacturers, such as micro-inverter manufacturers and maximum power point tracker (MPPT) manufacturers.

Epic Resins thermally conductive polyurethane and epoxy potting products help dissipate the heat generated in today's smaller BOS products. Compared to silicones, Epic Resins polyurethanes offer a cost-effective solution to help your bottom line in a competitive marketplace. We produce a wide range of super epoxy resin and polyurethane materials for solar energy applications.

Epic Resins can help you navigate the requirements of certification bodies like UL and CSA, cutting down on the timeline from product design to product placement in the marketplace. Epic Resins can also help you make a smooth transition into manufacturing, whether at your facility or a contract manufacturer in Asia.

Polyurethane Encapsulation Compounds for Micro-inverters

S7457 - 2-Component Polyurethane Encapsulating Compound

Epic S7457 is a two-component polyurethane encapsulating compound for electronic potting applications. Epic S7457 is a higher durometer version of S7456, allowing it to be used in applications where parts are cast, thereby eliminating the need for a case. Epic S7457 is an excellent choice for applications that are subject to extreme temperature cycles, handling temperatures ranging from -50°C to 130°C. Epic S7457 combines high thermal conductivity with a viscosity which allows the material to flow into tight tolerance locations. Epic S7457 adheres well to a wide variety of case materials, ranging from ABS to aluminum, including anodized aluminum. Epic S7457 is designed to pass UL 94 V-0, as well as meet RoHS requirements.

S7202-03 - Blue 2-Component RoHS Compliant Polyurethane

Epic S7202-03 is a blue, two-component, RoHS compliant polyurethane designed for electrical potting applications. The Epic S7202 series of products are formulated with various gel times to accommodate your specific manufacturing needs. Epic S7202-03 is UL recognized 94V-0 with a fire retardancy at 5.7 mm. The Epic S7202 series of products also boasts a UL RTI rating of 90°C.


Solar Power Encapsulation Materials with Polyurethane and Epoxy Resin Compounds

Junction box epoxy resinWhen it comes to J-Box encapsulation materials, Epic Resins understands the importance of providing a low cost, proven solution. Epic Resins materials withstand all the outdoor elements solar technology is exposed to. Epic Resins polyurethane and epoxy resin encapsulating compounds keep your products protected from moisture and demonstrate great hydrolytic stability in many different temperature environments.

Our materials are dedicated to keeping the solder joints in the J-box protected. Epic Resins epoxies and polyurethanes adhere to J-Box case materials better than traditional, expensive silicones. With a wide variety of characteristics, our resin potting compounds will protect sensitive electronics and PCBs in a wide range of systems and environments.

UL-Recognized Potting Compounds

S7142-01 - 2-Component Polyurethane Potting Compound

Epic S7142-01 is a two-component polyurethane potting compound designed for the manufacture of ballast transformers. S7142-01 is recognized by UL as a 94 V-0 product in thicknesses as thin as 2.9mm. S7142-01 has also been designed for good thermal shock and hydrolytic stability and has the option of being cured at ambient or elevated temperatures to facilitate high volume/speed production.

R1074-06/H4030-02 - Fire Retardant Epoxy Potting Compound

Epic R1074-06/H4030-02 is a premium fire-retardant epoxy potting compound recognized UL94 V-0. With this flame rating, R1074-06/H4030-02 carries an RTI rating of 90°C. R1074-06/H4030-02 could be considered for use in applications that are thermal cycled between -40°C and +105°C without issue. R1074-06/H4030-02 also features a long work life and convenient 1:1 mix ratio. R1074-06/H4030-02 is RoHS compliant.

S7253-01 - UL 94V-0 Recognized Polyurethane Compounds

Epic S7253 is a series of two-component products, UL 94V-0 recognized polyurethane compounds designed for electronic applications requiring encapsulation. The low weight loss of the S7253 series at elevated temperature suggests that this product is suitable for applications that can reach up to 125°C. The S7253 series is currently utilized in a variety of applications, including automotive applications that require thermal cycling between -40°C and 105°C. The S7253 series of products feature good thermal conductivity along with good adhesion to various metals and plastics. The S7253 series of products meet RoHS requirements and can be adjusted to fit the speed of your production lines.


Alternative Energy Equipment Charge Controllers

UL 94 V-O Polybutadiene Resin Potting CompoundEpic Resins has a large selection of products to meet your solar power electrical potting or encapsulating needs. Our technically trained sales staff understands the importance of selecting the proper product to meet the demands of your application, and with a large number of UL approved materials designed to withstand various harsh, outdoor environments, we can help you to meet your high temperature/high voltage requirements.

The polymer manufacturers at Epic Resins have produced a line of potting compounds to perfectly fit the protective needs of electronics in the solar energy industry. Whether you need casting compounds for solar battery packs, potting compounds sensitive micro-inverters and PCBs, or are simply looking to produce a more functional electrical component, Epic Resins is your answer.


Potting Compounds for Charge Controller PCBs:

S7285-02 - 2-Component Polyurethane Compound

Epic S7285-02 is a two-component polyurethane compound for potting electronic control modules (ECMs). The low mixed viscosity of the S7285-02 allows the material to flow into intricate places under printed circuit boards and other tight tolerance areas in a wide variety of electronic devices. Another key property of this product is the 4:1 by volume mix ratio that makes the system very adaptable to meter mix and dispenses applications. Offering a hardness of Shore OO = 50-65, the S7285-02 provides excellent flexibility, therefore allowing delicate surface mounted devices (SMDs) to expand and contract during thermal shocks and thermal cycling.

For applications that generate a great deal of heat, S7285-02 has shown extremely low weight loss at 130°C - 0.24% after 168 hours. S7285-02 is UL 94 V-0 recognized at 4.8 mm and is RoHS compliant.

S7351 - 2-Component Polybutadiene Based Polyurethane

Epic S7351 is a two-component, room temperature cure, polybutadiene based polyurethane. The S7351 was specifically formulated for electronic modules and is also an excellent candidate for electronic control modules (ECMs). Due to its low hardness and flexibility, the S7351 will not exert stress on delicate surface mounted devices (SMDs) on printed circuit boards (PCBs) when exposed to extreme thermal cycling typical of outdoor electronics applications.

The S7351 is an excellent alternative to rigid systems that do not allow expansion and contraction of delicate components, causing failures. Also, due to the polybutadiene chemistry used in this formula, the product provides excellent high-temperature properties up to 125°C and much-improved chemical resistance.

S7458 - 2-Component Polyurethane Potting Compound

Epic S7458 is a two-component polyurethane potting compound designed for electronic potting applications. Epic S7458 was formulated as a cost-effective potting compound for applications requiring a low Tg, thermal cycling resistance, convenient 4:1 volumetric mix ratio, low weight loss at 130°C and is designed to pass UL 94 V-0 at 1/4 inch.

Adhesives for Photovoltaic Cell Manufacturing

Solar panel bonding adhesives for photovoltaic cellsEpic Resins specializes in custom formulated adhesives designed specifically for superior adhesion to photovoltaic cells. We have a wide variety of solar panel adhesives, from quick-curing adhesives for attaching the junction box to the PV panel to two-component aliphatic polyurethane compounds with exceptional UV resistance. We also custom formulate adhesives for a wide range of applications.

Adhesives eliminate the need for mechanical fasteners, such as U-bolts and screws, and completely remove the stress points caused by these fasteners. By using our custom formulated solar panel adhesives instead of mechanical fasteners, the need for constant maintenance and replacement inventory, along with the installation costs, is greatly reduced. Our custom-formulated adhesives can be used not only for assembly of photovoltaic panels but also for attaching the panel frames to the mounting racks.


Epic S7469 - 2-Component Urethane Adhesive

Epic S7469 is a two-component urethane adhesive designed to provide superior adhesion to a variety of thermoplastic substrates. S7469 is designed with a fast gel/cure time and a convenient 1:1 by volume mix ratio. This product is especially useful when you need a quick curing adhesive for attaching the junction box to the PV panel.

Epic S7459 - 2-Component Thixotropic Polyurethane Adhesive

Epic S7459 is a two-component, thixotropic polyurethane adhesive. Epic S7459 possesses a gel time under 10 minutes and adheres well to a variety of metal and plastic substrates, including ABS. Epic S7459 works well with both automated meter mix equipment or handheld dispensers. Epic S7459 works well as both an adhesive and a sealant for PV panel frames.

Epic D9960 - 2-Component Aliphatic Polyurethane Compound

Epic D9960 is a two-component aliphatic polyurethane compound with a convenient 1:1 volumetric mix ratio. Epic D9960 is designed to have a Shore A durometer in the mid 30 range to allow for use as a gasket material. Being an aliphatic polyurethane, Epic D9960 has exceptional UV resistance.

Custom Formulations for your Solar Power Product

Epic Resins has a long history of working with OEMs to create custom potting compounds and adhesives designed specifically for their product applications. Our technicians dig deep into the requirements of your component, testing your resin formulation in environmental simulations to ensure the product will operate efficiently and safely. We consider the application method of your resin, as well as the end purpose to give you a potting compound or adhesive that is as simple to use as possible, all while maintaining the industry-leading quality we're known for.