Open a SUMATOTEK Authorised Service Center Franchise in your City.

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SUMATOTEK is a brand operated by ESTINNO ENERGY PRIVATE LIMITED and its subsidiaries.

A Decade old Legacy in the Battery Manufacturing Sector. In collaboration with Japanese Tech, the brand has stood out from its competitors.

Our one of a kind Online Store with Blog Updates will keep customers upto date with industry news and SUMATOTEK products.

Our Terms and Conditions of Warranty for our range of products laid out in Detail with Simple, Easy to Read Pointers for Quick Readers.

Don’t forget to read this especially if you are afraid, or confused , or curious about the various terms associated with a SUMATOTEK purchase.