Lithium-Ion Battery Pack (Medium Scale) Project Report: Industry Trends, Plant Setup, Machinery, Raw Materials, Investment Opportunities, Cost and Revenue

Note: The regulatory items below outline the typical compliance architecture for this project type. Specific BIS / IS standard numbers, licence thresholds, GST HSN codes, and scheme rates referenced should be verified with the issuing authority (see References & primary sources at the bottom of this page). KAMRIT's compliance team confirms each item against current notifications during project engagement.

Lithium-ion battery pack (medium scale) projects in India take a baseline set of central and state approvals layered with the sector-specific BIS / EIA / PLI overlay. For ₹45.6 crore - ₹826 crore project size, the touchpoints KAMRIT covers are:

• PLI participation across 14 schemes where the project qualifies
• Hazardous waste authorisation under Hazardous Waste Rules 2016
• Import-Export Code (IEC) and DGFT Star Export House registration for export-led units
• EPF (20+ employees), ESI (10+ employees and ₹21k wage threshold), PT, Shops Act
• Factory licence under the Factories Act 1948 plus state Boiler Inspectorate approval
• State Pollution Control Board CTE and CTO (Red/Orange/Green/White by category)
• BIS certification for products on the mandatory certification list

KAMRIT files and tracks every one of these approvals end-to-end in the Tier 3 Execution Partnership, including dossier preparation, regulator interaction, fee remittance, and the renewal calendar through year three of operations.

<p>The medium-scale lithium-ion battery pack market in India spans several high-growth sectors. The electric vehicle ecosystem is the dominant demand driver, with surging adoption across passenger vehicles, electric two-wheelers, three-wheelers, and light commercial vehicles. In 2025, global electric truck sales surpassed 900,000 units and electric bus sales exceeded 70,000 units, creating substantial pull-through demand for medium-scale battery packs.

Within the domestic Indian market, the automotive and transportation sectors accounted for the largest share of battery consumption in 2026, aligned with the government's push for electrification.</p><p>Renewable energy integration represents the second major sectoral pillar. Rising utilization of battery energy storage systems (BESS) is driven by the need to counteract the intermittency of wind and solar energy, coupled with government zero-emission targets. BESS accounted for over 15% of total lithium-ion battery deployment globally in 2025, with global deployment reaching 1.2 TWh that year.

The medium-scale segment serves these applications through pack assembly and system integration rather than cell manufacturing.</p><p>The medium voltage segment, defined as 12 V to 36 V configurations, commands a 46.30% revenue share within the Indian lithium-ion battery market, valued at USD 6.73 billion in 2026. This segment encompasses applications in electric two-wheelers, three-wheelers, light commercial vehicles, and backup power systems. The India 26650 medium-scale cylindrical battery pack market alone is estimated at USD 1.28 billion in 2026, highlighting the specificity of this sub-segment.

The 26650 cylindrical cell format, used in medium-scale packs, serves a distinct set of applications requiring balance between energy density and mechanical robustness.</p>

Project-specific demand drivers

• PLI scheme allocations
• Import substitution policy
• China+1 supply chain redirection
• Export-led demand to MENA and Africa
• Domestic auto and white goods growth

<p>Medium-scale lithium-ion battery pack manufacturing in India follows a well-defined process flow comprising five critical stages. Cell sorting and grading form the first step, where incoming cells are batched by open-circuit voltage (OCV) and internal resistance (AC-IR) to ensure pack balance and longevity. Mechanical assembly and interconnection follows, with cells arranged into modules using structural holders or compression fixtures, connected via ultrasonic welding or similar technologies.

Battery Management System (BMS) integration is the third critical stage, involving the installation of smart monitoring hardware and firmware to manage charge cycles, temperature, and cell balancing.</p><p>Pack housing and thermal management constitute the fourth stage, where assembled modules are enclosed in protective casings with integrated cooling or heating systems. End-of-line testing and quality assurance form the final stage, validating pack performance against BIS safety standards. Chemistry-wise, Lithium Iron Phosphate (LiFePO4 or LFP) holds approximately 61% share in power and energy storage sectors as of 2025, favored for its thermal stability and cycle life in medium-scale applications.

Charge and discharge efficiency for lithium-ion systems ranges between 80% and 90%, with LFP chemistry preferred for its superior safety characteristics.</p><p>Capital expenditure for a medium-scale pack assembly plant with 1 to 2 GWh capacity ranges from INR 200 crore to INR 400 crore, covering cell sorting, module assembly, BMS integration, pack housing, end-of-line testing, and ancillary infrastructure. Smaller entry-level pack assembly setups require lower investment tiers. Workforce requirements scale at approximately 130 direct workers per GWh of annual production capacity, with the global lithium-ion battery manufacturing industry projected to require approximately 500,000 direct workers by 2030 and 725,000 workers by 2035.

Medium-scale pack assembly operations in India are increasingly adopting automation in cell assembly and testing, aligned with global trends toward fully automated production systems to improve yield and reduce labor dependency.</p>

The financial architecture for a lithium-ion battery pack project in the ₹45.6 crore to ₹826 crore CapEx range requires tiered structuring.

For projects at the lower end of the CapEx range (₹45.6 crore to ₹150 crore), a 60:40 debt-to-equity structure is achievable with current lending appetite. SIDBI offers priority sector loans for advanced manufacturing with interest rates of 8.5-9.5% under its SIDBI's Assistance to MSMEs under GECP framework. State-level schemes from Gujarat (MGSTP incentives), Maharashtra (Maharashtra Industrial Policy 2023), and Tamil Nadu (TIDEL Park extensions) offer 15-25% subsidy on capital investment subject to minimum employment thresholds, effectively reducing net CapEx by ₹7-15 crore for medium-scale facilities.

At the upper CapEx band (₹500 crore to ₹826 crore), the project qualifies for PLI-linked financing structures where SBI and HDFC Bank lead consortium arrangements with 50:50 debt-to-equity. IREDA provides concessional lending for battery storage projects paired with renewable energy installations at 7.5-8.5% interest for 10-15 year tenures. ICICI Bank and Axis Bank have dedicated green energy lending desks processing battery storage project finance with 6-8 month lead times from application to first disbursement.

Working capital requirements for battery pack manufacturing are significant: cell procurement requires 30-45 day advance payment to Chinese suppliers, while customer payment terms in ESS segment extend to 60-90 days post-delivery. The cash conversion cycle of 75-95 days requires ₹12-18 crore of working capital facility for a ₹150 crore annual revenue operation. Packing credit against export orders to MENA and Africa markets (growing at 25%+ annually) reduces effective working capital requirement by 20-25%.

Key financial parameters for bankable DPR: IRR target of 18-22%, NPV positive at 12% discount rate over 10-year project life, DSCR minimum of 1.5x in base case and 1.2x in stress scenario.

<p>The medium-scale lithium-ion battery pack sector in India faces significant structural and market risks. Import dependence on China for approximately 75% of lithium-ion cells creates supply chain vulnerability, exposed to geopolitical tensions, trade policy shifts, and price volatility. The 39,710 lithium battery shipments recorded between June 2024 and May 2025 reflect the scale of import dependency, making domestic assemblers susceptible to Chinese pricing dynamics and availability constraints.

Global battery pack prices fell 8% in 2025, with average global prices at USD 108 per kWh in December 2025, representing a 22% decline from 2023 levels, creating margin compression pressure on domestic assemblers who cannot match Chinese cost structures.</p><p>Raw material price volatility poses another significant risk. Global weighted cell prices have hovered above USD 60 per kWh, with local NMC cell prices at USD 95 per kWh in India in 2026. Capital cost estimates for medium and utility-scale battery systems range from USD 300 per kWh to USD 550 per kWh, making the sector sensitive to fluctuations in lithium, cobalt, nickel, and manganese commodity prices.

Battery degradation over lifecycle also impacts long-term cost economics and warranty obligations for medium-scale assemblers.</p><p>Regulatory and compliance costs present operational risks. Adherence to BIS standards including IS 16046, IS 16893, IS 17855, and IS 16047 requires significant testing and certification investment. The evolving domestic value addition requirements under the ACC program, escalating from 25% to 60%, create compliance deadlines that may strain emerging players.

Global competitive pressure from CATL, BYD, Panasonic, LG Energy Solution, and Samsung SDI, which benefit from vertically integrated supply chains and substantial scale, poses a long-term market share risk as these players expand into India through partnerships or direct investment. TDK's INR 3,000 crore plant in Haryana and the increasing number of PLI-awarded capacity holders signal intensifying competitive dynamics that could pressure margins for smaller independent assemblers.</p>