National Switchgears are engaged in offering a wide range of Disc Insulators (T&C type and B&S type) that provide a cost effective solution for low and medium polluted environments. These high on performance disc insulators are manufactured by using high grade raw material. These disc insulators are known in overseas market as they are mainly used for transmission as well as distribution lines. We ensure safe and hassle free delivery of these products.

National Switchgears disc insulators make the line compared to post insulators they also have the additional advantage of capacitive gradation. These are used in diverse industrial and commercial applications for their highly efficient features.


  • Best for supporting conductors
  • Helps to maintain high voltage in high loads
  • Used in electrical wiring and cables for insulation]
  • Robust build
  • Corrosion less


  • Industrial applications
  • Commercial and domestic applications
  • Transmission systems