... Imported from Taiwan with high quality silicon steel sheet, the main material for the 0.35 thick H18, H14, H12, Z11's high ... PEW, UEW, EIW, SEIW, FEAI enameled wire, and glass envelope, the temperature rating for the F-level (155 °C), H-level (180 °C), HC ... -level (200 °C), C-level (220 °C). (Class B rating for general temperature ...