For factories, commercial buildings, hospitals, and institutions. Installed alongside rooftop solar for peak shaving, demand charge reduction, and backup power.
| Model | Capacity | Chemistry | Form Factor | Price (Incl. GST) | ₹/kWh |
|---|---|---|---|---|---|
| CAML 5kWh Rack | 5 kWh | LFP | Rack mount | ₹99,000 | ₹19,800 |
| CAML 5.12kWh Rack | 5.12 kWh | LFP | Rack mount | ₹1,08,000 | ₹21,094 |
| CAML 5.12kWh Wall | 5.12 kWh | LFP | Wall mount | ₹1,15,000 | ₹22,461 |
| CAML 10.24kWh Wall | 10.24 kWh | LFP | Wall mount | ₹1,90,000 | ₹18,555 |
| CAML 10kWh HV | 10 kWh | LFP | HV stack | ₹2,75,000 | ₹27,500 |
| CAML 20kWh HV | 20 kWh | LFP | HV stack | ₹5,20,000 | ₹26,000 |
| CAML 261kWh BESS | 261 kWh | LFP | Containerised | ₹60,00,000 | ₹22,989 |
| System Size | Chemistry | Application | Est. Capex | Est. ₹/kWh |
|---|---|---|---|---|
| 50 kWh C&I module | LFP Blade | SME rooftop + solar | ₹8–12.5L | ₹16,000–25,000 |
| 100 kWh C&I system | LFP Blade | Factory peak shaving | ₹16–25L | ₹16,000–25,000 |
| 500 kWh C&I system | LFP Blade | Large factory/campus | ₹75L–1.25 cr | ₹15,000–25,000 |
| 1 MWh C&I system | LFP Blade | Industrial park | ₹1.5–2.5 cr | ₹15,000–25,000 |
| System Size | Chemistry | Application | Est. Capex | Est. ₹/kWh |
|---|---|---|---|---|
| 50–100 kWh | LFP | Commercial backup + solar | ₹9–20L | ₹18,000–20,000 |
| 500 kWh–1 MWh | LFP | Industrial + grid services | ₹90L–2 cr | ₹18,000–20,000 |
20-foot or 40-foot ISO containers with integrated BMS, thermal management, and fire suppression. Used by discoms, large industrial groups, data centres, and EV charging hubs.
| System Size | Container | Chemistry | Installed Cost (Est.) | ₹/kWh | Typical Use |
|---|---|---|---|---|---|
| 1 MWh | 20-ft | LFP | ₹1.8–3 cr | ₹18,000–30,000 | C&I peak shaving |
| 2 MWh | 20-ft (2×) | LFP | ₹3.5–5.5 cr | ₹17,500–27,500 | EV hub / discom |
| 5 MWh | 40-ft | LFP | ₹8–12 cr | ₹16,000–24,000 | Industrial park |
| 10 MWh | 40-ft (2×) | LFP | ₹15–22 cr | ₹15,000–22,000 | Renewable integration |
| 50 MWh | Multi-container | LFP | ₹70–110 cr | ₹14,000–22,000 | Utility / state discom |
Government tenders, IPP projects, and grid balancing. Pricing driven by competitive bidding. Recent tenders set benchmark LCoS at ₹5.85–6.46/kWh for 25-year PPAs.
| Project | Capacity | Developer | LCoS / Tariff | PPA Duration | Status |
|---|---|---|---|---|---|
| Rajasthan Standalone BESS | 100 MW / 200 MWh | Tata Power | ₹5.85/kWh | 25 years | Commissioned |
| Gujarat Solar + BESS | 40 MW / 120 MWh | Adani Energy | ₹5.95/kWh | 25 years | Commissioned |
| Uttar Pradesh BESS | 375 MW / 1,500 MWh | Multiple | ₹6.45–6.46/kWh | 12 years | Awarded May 2026 |
| SECI Standalone Tender | 13 GWh (total) | Multiple IPPs | ~₹5.75/kWh (cap) | 12 years | 2024 tender |
Size your BESS right
For peak shaving: size for 2–4 hours of peak demand. For solar self-consumption: 20–30% of solar capacity. A 100 kW factory with 4-hour evening peak needs a ~400 kWh system. Always oversize slightly — you can expand modular systems later.
LCoS beats capex as the metric
Don't just compare ₹/kWh capex. A cheaper VRLA system with 800 cycles vs an LFP system with 6,000 cycles means the LFP effectively costs 7× less per kWh cycled. Use LCoS to compare apples-to-apples with your grid tariff.
Claim all available incentives
Industrial solar + BESS qualifies for: 40% accelerated depreciation (Year 1), PLI scheme eligibility for domestic systems, VGF for C&I under MNRE pilots, and state subsidies (Gujarat, Rajasthan, Tamil Nadu). Combined, these can cut effective capex by 30–40%.
Pair with solar, not standalone
Standalone BESS charging from grid rarely pencils out in India — you pay ₹6–10/kWh grid + storage losses. The play is solar + BESS: charge free from rooftop solar at ₹2–3/kWh LCOE and discharge during peak tariff hours. Payback improves from 12+ years to 4–6 years.
LFP is non-negotiable in India
Indian ambient temperatures (35–48°C in industrial zones) make NMC thermal management expensive. LFP's superior thermal stability reduces cooling capex by 20–30% and improves cycle life by 2–3×. All major Indian BESS deployments in 2026 use LFP Blade cells.
Key specs to demand from vendors
Always ask for: cycle life at 80% DoD (target: 4,000+ cycles), calendar life (target: 15+ years), round-trip efficiency (target: 92%+), operating temperature range (must cover 55°C ambient), warranty terms, and BMS/EMS integration API compatibility with your SCADA.
What is the price of industrial BESS in India per kWh?
Industrial BESS in India costs approximately ₹1,500–2,500 per kWh for C&I rooftop systems and ₹2,200–2,400 per kWh for utility-scale containerised systems at capex level in 2026. Levelised Cost of Storage for utility tenders has fallen to ₹6.45/kWh (UP 1,500 MWh tender, May 2026).
Which are the top BESS manufacturers in India?
Top players: Amara Raja (1 GWh deployed in telecom, 50,000+ sites), Waaree (BYD partnership, 300 MWh C&I pipeline), Exide (new Li-ion cell plant), Tata Power (100 MW Rajasthan project), Adani Energy (40 MW Gujarat project), Loom Solar (retail BESS up to 261 kWh), and Delta Electronics. Chinese cell suppliers CATL and BYD provide most cells in India.
What is the payback period for C&I solar + BESS in India?
For a typical Indian factory, solar + BESS achieves payback in 4–6 years in 2026, depending on grid tariff (₹6–12/kWh industrial), solar irradiance, and BESS utilisation cycles. With LCoS falling to ~₹2.80/kWh, the economics are compelling for industries with high peak demand charges.
What subsidies are available for industrial BESS in India?
Industrial BESS benefits from PLI scheme for domestic cell manufacturing (₹18,100 crore), VGF for utility-scale standalone BESS under MNRE tenders, state policies in Gujarat, Rajasthan, and Tamil Nadu, and accelerated depreciation (40% in Year 1) for solar + BESS systems.
What chemistry is used in industrial BESS in India?
LFP (LiFePO4) dominates Indian industrial BESS. BYD Blade LFP cells are widely used through Waaree's partnership. LFP handles India's heat better, offers 4,000–8,000 cycles, and costs less per cycle. NMC is used in premium density-critical applications only.
How big a BESS do I need for a factory?
A rule of thumb: size BESS at 20–30% of peak solar generation. A 100 kW rooftop solar plant pairs well with a 50–100 kWh BESS. For peak shaving, size for your peak demand period (2–4 hours of peak load). Large C&I sites (>1 MW solar) should consider containerised systems starting at 500 kWh.