About Us

We support our customers on their way to be a more sustainable future.

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Battery Solution for Better World

Rethium Power Tech LLP

The meaning of ‘Rethium’ can be understood in many ways. Rechargeable, Renewable, Lithium and Recycle are some of the words that may come to mind when you hear the word Rethium.

Established in 2016, by a team of highly qualified techno commercial enthusiasts with a background in other successful business ventures, Rethium® in a short span of time has become a recognized name in the market for energy storage applications The core technologies used include Lithium Ferrous Phosphate, provides safe and outstanding discharge and charge performance when it comes to high and ultra high – power applications.

Our Journey

  1. 2016


  2. 2017

    Started R & D Facility at Bangalore, India

  3. 2018

    1. Developed Low speed EV battery for Off road vehicles and AGV
    2. Partnered with major cell manufacture in China

  4. 2019

    1. Started pilot production of Lithium iron phosphate(LFP) battery for MHE.
    2. Developed LFP battery for EV Mining Trucks.

  5. 2020-2021

    1. R&D of indigenous GPU for Aircraft
    2. Development of DC Converter for battery application and vehicle application

  6. 2022

    Semi automatic production facility for Aircraft Batteries, ESS Batteries and MHE Batteries.
    Collaborated with BMS(Autonomous Engineering College) for further R&D under the gudance of Dr. Ravichandra (PhD in Li-Ion battery thermal management)