For better experience, switch to Desktop site.
Tap the ⋮ menu and select ‘Desktop site’.
⬆️
XLEX Batteries Logo

XLEX BATTERIES PRIVATE LIMITED

Powering Battery Innovations

From Farms to Factories, Roads to Skies

Introduction to XLEX

eXcellence in Lithium EXergy

At XLEX, we engineer high-performance battery packs not just for electric vehicles, but for drones, agri-machines, robots, eVTOLs, and beyond. Wherever energy matters, we deliver.

Immersion cooled Battery Pack

XLEX stands for eXcellence in Lithium EXergy. The term EXergy refers to the usable or available portion of energy in a system — the part that can actually be converted into useful work rather than lost as waste. At XLEX, this idea defines our approach: we focus on maximizing the usable energy at the battery-pack level through intelligent architecture, efficient thermal management, and precision control. Our goal is to ensure that every unit of stored energy is effectively harnessed to deliver superior performance, reliability, and longevity across applications.

With XLEX, You get:

HIGH PERFORMANCE

Best in class energy density ~ more power, faster charging

Longetivity

Patented Next-Gen thermal technology ~ more battery life.

SAFEty

Liquid immersion to avoid thermal propogation.

CUSTOMISATION

We can design to meet your needs including Cell to Chassis (C2C) concepts

Our Innovation & Technology
Browse Our Battery Solutions
About us
Consult with us

TECHNOLOGY 

OUR  Intellectual Property and Quest for research

We are developing next-generation battery packs backed by patented technologies that enhance cooling efficiency, safety, and energy density. We have 2 Patents granted (by IP India) in Battery Pack Thermal mangement and 1 Patent in progress for structural pack design. We also have 5 research papers in progress to be published in the Q4 2025. 

Exploded View Cylindrical Battery Pack
Battery Pack Patent

We lead the industry with innovative technologies that redefine battery performance and efficiency. Each solution we develop addresses critical industry needs while driving technological advancements.

High Safety


Our patented liquid immersion cooling solutions prevent overheating, extend battery life, and improve performance.

High Energy Density 


Our Compact & Light Battery Packs provide best in class Energy densities: 200+ Wh/kg &  350+ Wh/L

High Power


Our Direct cooled Battery Packs allow for higher C-rate discharge without overheating, providing high performace

XLEX Batteries is not just another battery manufacturer—we are pioneering innovations that push the boundaries of energy storage efficiency, safety, and adaptability. 

Thermal Management

  • 2 Patents granted 
  • 1 Research Paper under peer review
  • On-going Proof of Concept development

COmposite material 

  • 1 Research paper draft
  • Using composite materials to reduce pack weight
  • Target high density battery pack (>220Wh/kg & >350Wh/L)

innovative design

  • 2 Designs made from patented technology 
  • Cell to Chassis design
    (Patent in progress)
  • Modern design strategies including C2X architecture

Products and solutions

CUSTOMISED SOLUTIONS (1 ~ 30 kWh)

Custom Battery Pack Design

PREMIUM SOLUTIONS (2.5~ 30 kWh)

Our client projects include:

5.8kWh 72V 80Ah SAE India eBaja Battery Pack

5 kWh 50.4V 100Ah Custom Battery for Swappable EV

Customised battery solutions available from 0.5kWh to 30kWh and more.

We work with all cell form factors (Cylindrical Prismatic Pouch) and chemistries (LFP, NMC, LMFP, Solid State Battery Chemistries).

Our Modular packs allow easy & quick  expansion.

Liquid Immersion cooled Battery Pack
Immersion Cooled Battery Module

Our patent based projects include:

Our flagship project: 5.8kWh (58V) Immersion cooled Battery Pack

Patent granted for a split module controlled liquid immersion cooled design and the process of assembly thereof. 

Contact us to know more about how we tackled the engineering challenge of solving the challenges of liquid immersion cooling and making the optimised use of direct cooling technology

Our patented 5kWh Immersion cooled Battery Modules which can be placed into existing liquid coolant packs and use the same coolant flow setup.

This versatile module can be used with -

  • Standard Air cooled setup
  • Standard cold plate based liquid cooled setup
  • Our Proprietory liquid immersion cooled setup


Contact us to know more about the product 

XLEX is design & simulation oriented and we continue to develop futuristic and future proof design concepts for EVs and eVTOLs. We are working on Cell to Chassis/Cell to Body designs for e2W and looking for collaborations with OEMs to work on a joint project with their chassis design

Our Services

Battery Pack Customization

We provide custom battery solutions designed specifically for your needs. Whether you require EV battery packs or energy storage units, our expert team ensures tailored designs with superior performance.

Battery CFD Simulation
Cylindrical Cell 21700 Battery Pack

R&D Partnerships

We collaborate with OEMs, research institutions, and academic partners to push the boundaries of battery technology. By engaging in cutting-edge research, we aim to bring next-gen innovations to market.

Book a service

Consultation & Design

Our team of experts is ready to assist with battery system optimization, design simulations, and cooling solutions. We provide comprehensive consulting services backed by years of industry expertise.

EV Direct liquid cooled Battery Pack

About us

Company overview

XLEX Batteries Pvt Ltd is a research oriented battery pack startup, based in Pune, INDIA. We are committed to revolutionizing battery technology with cutting-edge research and innovative designs backed by our 10+ years of Industrial and academic experience. Our mission is to deliver high-performance, energy-dense, and thermally optimized battery solutions for all applications from Drones to electric vehicles (EVs) to eVTOLs to Energy Storage and Industrial Applications. Our vision is to become a global leader in advanced battery technology, setting new standards for safety, efficiency, and sustainability in the energy storage sector. 

01.

02.

03.

Our Mission

Our Vision

Our HONOUR

Driving Innovation 

XLEX Batteries Pvt Ltd is a next-generation energy storage company redefining how the world powers machines, mobility, and automation. From farm fields to factory floors, from urban roads to aerial highways, our advanced battery packs are built for diverse industries—electric tractors, autonomous drones, robotics, electric rickshaws, two-wheelers, and next-gen aerial vehicles.

Founded on deep R&D and patented technologies like immersion-cooled battery packs and modular CTX designs, XLEX offers India’s finest battery systems engineered for safety, performance, and flexibility. We’re not just building battery packs. We’re enabling the future of mobility, automation, and electrification—across every frontier.

Leading the Future of Energy Innovation

To be the global benchmark in advanced battery technologies, powering every machine of the future—on ground, in air, and everywhere energy flows.

RECOGNISED AS A START-UP BY DPIIT AND AS msme BY udyam

India Government's DPIIT Certified Startup. Certificate No: DIPP193020

XLEX Startup DPIIT Certificate

MEET OUR Team

Our leadership team is composed of industry experts with decades of experience in battery technology, manufacturing, and product development. Each team member brings specialized expertise, ensuring that we stay at the forefront of the energy revolution.

Founder of XLEX

Pranav Nagaveykar

Founder & Director

Pranav Nagaveykar is the visionary behind XLEX Batteries Pvt Ltd, bringing over a decade of expertise in battery pack design, research, and development. 

A PhD* in Solid State Batteries along with 10+ years of industry experience, he has worked with leading organizations such as FEV France (Maserati, Total Energies, Valeo), Volador FlyTech, CNRS Lab, Caterpillar, FORD, TATA Motors — contributing to battery innovation & EV projects. Along with an ongoing research on Advanced Lithium Battery Chemistries with CEA and Paris Saclay, he holds' a Masters' in Thermal Engineering & Bachelors in Mechanical Engineering from the University of Pune.

Under his leadership, XLEX Batteries Pvt Ltd is committed to advancing battery technology, for a more efficient future. Visit his Linkedin Profile to know more!

Surbhi Pandya

Co-founder, 
10 years of experience in STEM training, Research, Project Management and Incubation.

Dr. Narendra deore

Advisory committee

Dean - Research and Development at Pimpri Chinchwad College of Engineering, Pune.

22 year of experience

Abdullah Qasmi

Production Head

Manufacturing Expert
Director of GMI Pvt. Ltd. for
12 years

CONTACT US

Whether it’s for electric vehicles, drones, agri-machinery, robotics, or energy storage—if it needs a battery, we can build it.


Reach out to discuss your requirements:

Or send us your query (about products, services, collaborations or other queries) directly by filling your details in the form ->
(*We reply swiftly)

 
 
 
 
 
 

Follow us on Social media to get the latest updates

News and articles

Our Article on Batterydesign.net - Liquid Immersion Cooling for Battery Packs 

Our Article on EVReporter.com - Exploring-cell-to-chassis-cell-to-body-ctc-ctb-designs-for-e-2ws

Director's Talk: WeAutomotive Group's Battery Thermal Management '25 Event in Stuttgart - Optimizing Battery Integration & Thermal Management for Next-Gen EVs

Our Article on Batterydesign.net - Ola-2-wheeler-battery-pack-teardown

XLEX is selected for IIT Madras Cohort among the top 11 startups across India

Our Article on EVReporter.com - ola-electric-2w-battery-pack-tear-down


XLEX is awarded its first Nidhi Prayas Grant by SP-TBI - Linkedin Post link

Home

Technology

Products

Contact us

Copyright © All Rights Reserved

Privacy policy
Privacy policy

OK

Lithium battery packs, custom EV batteries, battery management system, energy storage, portable battery design, modular battery packs, LFP batteries, NMC cells, high energy density batteries, fast charging EV battery, lithium-ion technology, 2-wheeler electric battery, e-mobility power solution, advanced BMS, thermal management for batteries, battery design services, electric scooter battery, safe battery packs, industrial energy systems.

Call nowEmail us