The following are some of the many types of custom products designed and manufactured by Sigma:

The following are some of the many types of custom products designed and manufactured by Sigma: Description:

Toroids Coils Power Transformers Miniature Power Transformers Inductors Reactors Multi-Phase Power Transformers Single Phase Power Transformers Audio Transformers Inverter Transformers Fly Back Transformers Pulse Transformers High Frequency Transformers High Voltage Transformers Switch Mode Inductors Chokes Surface Mounted Transformers and Inductors Constant-Voltage Transformers Converters Box-shielded instrument transformers Linear and swinging chokes Impedance matching transformers Dual coil, hum-bucking construction Many other special units