3M™CeQUINIis a high-temperature electrical insulation paper designed primarily for use indry-type transformers. It is manufactured using advanced cellulose-based insulation technology, providing excellent thermal stability, dielectric performance, and mechanical strength. CeQUIN I insulation is suitable for applications requiring long-term reliability under elevated temperature conditions and is qualified for insulation systems rated up to Class 220 (R) in accordance with UL and IEC standards.