Insulcast RTVS 27Fc RTV Silicone Potting Compound

Insulcast RTVS 27Fc is a rtv silicone potting compound that protects your electronics from heat, moisture, and vibration. Pour or pump it around the assembly and it cures to a tough, protective mass that keeps the finished part working in the field. Sold in multiple sizes and, where the system is two-part, in matched Part A and Part B.

Features

• Seals out moisture, dust, and contaminants
• Cushions components against shock and vibration
• Thermally conductive (See PDF W/mK) to carry heat away from hot-running parts
• Flame retardant (UL 94 V0) for fire-safety requirements
• Strong dielectric protection for reliable electrical isolation
• Backed by ITW Performance Polymers

Intended Uses

• Potting power supplies, transformers, and coils
• Sealing sensors, connectors, and control modules
• Protecting LED and lighting electronics
• Encapsulating medical device electronics
• EV and e-mobility power electronics

Physical Properties

• Mix ratio (by weight): See PDF
• Viscosity (Part A): See PDF cP
• Pot life (25C): See PDF
• Cure: See PDF
• Hardness: See PDF
• Service temp: See PDF C
• Thermal conductivity: See PDF W/mK
• Dielectric strength: See PDF
• Flammability: UL 94 V0

Mix Ratio and Cure

Mix Part A and Part B at See PDF by weight. Cure: See PDF. Degas under vacuum for a void-free pot in critical assemblies.

Shop Insulcast potting and encapsulation compounds at Perigee Direct.