Willkommen bei Von Roll

Von Roll produces insulation materials for many types of transformers, including:

• Power transformers
• Instrument transformers
• Reactance coils
• Ballast transformers
• Dry-type air-cooled or resin cast for distribution
• Industrial
• Small low-voltage transformers or coils for industrial, lightning, or electronic applications

Application laboratories in several locations as well as our UL certified lab are available to develop and test systems for any type of transformer.

Von Roll's range of materials includes:

• Round and flat conductors
• Litz wires
• Adhesive tapes: Isotape®
• Fastening banding tapes: Poly Glas®
• Resin for C-cores
• Dolph® and Permafil® varnishes for core protection
• Interturn flexible insulation films: Acuflex® and Myoflex®
• Materials for high-voltage/low-voltage spacers and barriers: Carta®, flexible Delmat® and Durapol®
• Rigid glass laminates: Delmat®, Durapol®, Vetronite®
• Vetronite®, Dellit® tubes and Delglas® fastening elements
• Dolph® and Permafil® impregnation varnishes
• Damival® potting compounds
• Conductive and semiconductive materials
• Coated fabrics: Thermal-H® and Vetronit®

For further information ...

• read our brochures and selector guides
• visit our product finder
• consult our engineers and experts