STERLING 77X-010 is a clear, solvent-based alkyd varnish designed as a proven electrical insulation system for electronic transformers. It is formulated for fast air-drying or low-temperature curing and is commonly used for impregnating and seal coating. The varnish protects lightweight transformers, including those used in home lighting, from temperature fluctuations, chemicals, and moisture to maintain reliable long-term performance.
ELANTAS STERLING 77X-010 Features
Base Resin: Solvent alkyd varnish
Clear insulating varnish with fast air drying or low-temperature curing
Suitable for impregnating and seal coating
Viscosity @25°C: 40–100 mPa·s
Cure Schedule: 24 hours @25°C
Thermal Class: 180/200°C
ELANTAS STERLING 77X-010 Applications
Application Method: DIP
Electronic transformers (e.g., home lighting transformers)
UL Recognition
Extended service life
Vibration and noise reduction
High temperature stress resistance
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
Technical Added Value to customer Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers. Need help selecting the right product or solution?
