Toroids for Toroidal Power Transformer, Toroidal Current Transformer, Toroidal Choke, Autotransformer are made of prime CRGO silicon steel (0.27mm-0.30mm thickness) imported from USA and Japan. Scientific Silicon steel treatments are adopted to achieve excellent magnetic performances.

50-60Hz
Outside Diameter Φ50mm-1000mm
Inside Diameter  Φ20mm-800mm
Height   10mm-200mm

400Hz
Outside Diameter  Φ25mm-200mm
Inside Diameter   Φ16mm-100mm
Height   10mm-100mm

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