ISO9001:2015 Tier-1 OEM Factory & Direct Exporter

Off Grid Solar Battery System Factory & Exporters Serving the India Market

Industrial-grade LFP energy storage containers (100kWh to 5MWh) engineered with active liquid cooling, high-voltage smart BMS, and 8,000+ cycle reliability for commercial, microgrid, and utility peak-shaving applications across India.

8,000+
Deep Cycles @ 80% DoD
50°C+
Ambient Operating Range
IP54 / IP67
Dust & Monsoon Enclosures
100%
BIS & IEC Certified Standard
Commercial & Utility Product Lineup

Featured Industrial Off-Grid BESS Containers & Cabinets

Direct factory supply of liquid-cooled and air-cooled lithium iron phosphate (LiFePO4) energy storage systems optimized for the Indian electrical grid and climatic challenges.

TSTY 20ft 40ft 1MWH 2MWH 3MWH 5MWH Energy Battery Storage System ESS Container

TSTY 20ft 40ft 1MWh–5MWh Energy Storage Container ESS

Capacity Range: 1MWh - 5MWh
Cooling System: HVAC Liquid Cooled
Cell Chemistry: Tier-1 LFP 3.2V
100kWh 215kWh 261kWh Outdoor Cabinet Industrial System Commercial Lifepo4 Battery

100kWh–372kWh High Voltage Outdoor Commercial BESS Cabinet

Capacity Options: 100kWh / 215kWh / 372kWh
Protection Rating: IP54 Outdoor Rated
BMS Architecture: High Voltage 768V
Sunark Liquid Cooling Bess All in One High Voltage Battery 2.5Mw 1Mwh 5Mwh Container

Sunark All-in-One High Voltage Liquid Cooling BESS Container

Capacity Scaling: 1MWh / 2.5MWh / 5MWh
Cycle Life: 8,000 Cycles @ 25°C
Thermal Control: Smart Liquid Chillers
Bess All in One High Voltage Battery 500Kw 1Mwh 2Mwh Commercial Container

500kW / 1MWh / 2MWh Integrated Turnkey Energy Storage Container

PCS Integration: 500kW Modular PCS
BMS Interface: Modbus TCP / CAN 2.0B
Fire Suppression: Aerosol + Gas System
Microgrid Plant BESS Container Battery 500KW 1MWH 1MW 2MWH Lithium System

Microgrid Plant BESS Container System 500kW–2MW Power Range

Grid Support: Off-Grid / Island Mode
Switching Speed: <10ms Seamless Transfer
Application: Industrial Microgrid
CATL Industrial And Commercial All In One EnerX 530Ah 5MWH Container BESS

CATL Cell EnerX Grade 530Ah 5MWh High Density BESS Container

Cell Specification: 530Ah Ultra-Dense LFP
Container Size: 20ft High-Cube Standard
Design Life: 15+ Years Service Life
Sunpal 125kW 261kWh Outdoor LiFePO4 Battery Storage Cabinet Commercial ESS

Sunpal 125kW / 261kWh Outdoor Commercial LiFePO4 BESS Cabinet

Power Rating: 125kW Bi-Directional
Capacity: 261kWh LFP Pack
Installation: Compact Footprint Cabinet
BESS Energy Storage System 10ft LiFePO4 Battery Container 100kW 215kWh Liquid Cooled IP54

10ft Modular Liquid Cooled BESS Container 100kW–699kWh

Container Footprint: 10ft Compact Enclosure
Protection Level: IP54 Sealed Cabinet
Primary Function: Peak Shaving & Backup
Industry Whitepaper & Strategic Market Insights

Navigating India’s Industrial Energy Transition: The Role of Advanced Off-Grid Solar Battery Systems

India’s commercial and industrial (C&I) sectors are experiencing an unprecedented double pressure: accelerating decarbonization mandates under India's National Green Hydrogen Mission and Renewable Purchase Obligations (RPO), alongside the operational realities of persistent grid instability, demand charge penalties, and extreme ambient operating temperatures. As an established ISO9001:2015 certified manufacturer and exporter, our engineering group bridges the gap between global battery manufacturing standards and local Indian site conditions.

Deploying off-grid solar-plus-storage energy systems (BESS) in industrial clusters across states like Gujarat, Maharashtra, Tamil Nadu, Karnataka, and Rajasthan requires moving beyond generic lithium battery assembly. It demands bespoke thermal management architectures, robust dynamic balancing Battery Management Systems (BMS), high ingress-rated structural enclosures, and strict compliance with local grid standards (CEA regulations and Central Electricity Regulatory Commission guidelines).

Core Engineering Innovations for Indian Grid Conditions

Why tier-1 EPC contractors and industrial microgrid developers in India partner with our direct factory exporting operation.

Active Liquid Cooling Architecture

Engineered specifically for ambient temperatures exceeding 50°C in Northern and Western India. Our closed-loop liquid thermal distribution limits cell-to-cell delta T to <2.5°C, eliminating heat accumulation during rapid charging/discharging cycles.

High Voltage Smart BMS Integration

Custom BMS platform featuring multi-tiered protection (Cell, Module, Pack, System), active cell balancing algorithms, and full support for Modbus RTU/TCP, CAN 2.0B, and IEC 61850 protocols, enabling seamless pairing with Indian inverter setups.

8,000+ Deep Cycle Longevity

Utilizing premium grade LiFePO4 chemistry with nanophosphate cell structural stability. Delivers over 15 years of continuous daily full-cycle performance (80% Depth of Discharge) with minimal capacity degradation.

IP54/IP67 Rugged Enclosures

Built to endure heavy Indian monsoon humidity, airborne dust in mining/textile zones, and coastal salt mist. Features multi-layer anti-corrosion coatings and internal automated fire isolation zones.

Black-Start & Seamless Transfer

Equipped with ultra-fast solid-state grid transfer switches capable of restoring critical plant load power in less than 10 milliseconds, completely mitigating production line downtime during grid drops.

Time-of-Day (ToD) Tariff Arbitrage

Integrated AI-driven energy management system software optimized to execute automated solar peak charge storage and high-tariff peak-period discharge, maximizing financial yield under state DISCOM rules.

Localized Application Scenarios: Solving Critical Power Challenges Across India

India’s commercial geography presents diverse energy demands. Our factory customizes containerized and modular cabinet BESS hardware to targeted sector operational profiles:

1. High-Density Textile & Chemical Manufacturing Belts (Gujarat & Maharashtra)

Continuous-process manufacturing plants in industrial hubs like Surat, Ahmedabad, Pune, and Thane suffer substantial financial losses when voltage sags or momentary power interruptions occur. Our 1MWh to 5MWh container systems deliver instantaneous power quality stabilization, high fault-current output for motor starting, and peak demand charge capping, yielding measurable ROI within 2.5 to 3.5 years.

2. Remote Mining, Stone Crushing & Infrastructure Projects (Rajasthan, Odisha, Chhattisgarh)

Heavy industrial sites operate off-grid or at the tail ends of weak rural 11kV/33kV distribution lines. Relying solely on expensive diesel generators (DGs) leads to exorbitant operational expenditure (Opex). Our containerized microgrid solar battery storage systems allow complete hybrid integration, dropping diesel reliance by up to 85% by establishing stable microgrid voltage and frequency reference frames.

3. Agricultural Cold Storage & Food Processing Infrastructure (Punjab, Haryana, Andhra Pradesh)

Temperature-sensitive agricultural cold chains require continuous 24/7 refrigeration. Our outdoor IP54 LiFePO4 battery cabinets (100kWh to 372kWh) provide seamless night-time off-grid power coupled with high solar self-consumption during daylight hours, preventing crop spoilage and complying with government cold-chain green energy subsidies.

4. Rural Telecom Towers & Island Microgrids (North-East States, Andaman & Nicobar)

Replacing problematic lead-acid installations and legacy DG sets, our high-density modular battery banks deliver long zero-maintenance operating life in humid, inaccessible terrains with remote IoT telemetry via GSM/4G cloud monitoring controllers.

Technical Comparison: Liquid Cooling vs. Forced Air Cooling in Indian Extreme Climates

Selecting the optimal thermal dissipation topology is critical for BESS safety, cycle life, and levelized cost of storage (LCOS) in India. Below is an engineering comparison matrix developed by our factory R&D division:

Engineering Specification Advanced Liquid-Cooled BESS (Container) Standard Forced-Air BESS (Cabinet/Container) Impact on Indian Site Operations
Internal Cell Temperature Delta (ΔT) ≤ 2.5°C across all modules ≥ 6.0°C to 10.0°C gradient Liquid cooling prevents hot-spot thermal runaway during summer heatwaves.
Energy Density (kWh / m³) High Density (>180 kWh/m³) Medium Density (~100 kWh/m³) Liquid cooling saves up to 40% physical footprint in land-constrained factories.
Parasitic Auxiliary Power Consumption 30% lower HVAC power draw High fan energy consumption at >40°C Substantially improves overall round-trip efficiency (RTE) to >90%.
Enclosure Protection Ingress IP67 Sealed Cell Compartment / IP54 Exterior IP54 Open Vented Louvers Prevents fine cotton dust, abrasive sand, and monsoon moisture ingress.
Operational Lifespan @ 45°C Ambient 15 Years (8,000 Cycles to 80% EOL) 8-10 Years (4,500 Cycles to 80% EOL) Extends asset life by nearly 60%, drastically improving project IRR.
Factory Expertise & Manufacturing Mastery

Why Partner With Our OEM Manufacturing Facility?

Leveraging over 15 years of deep expertise in custom lithium-ion battery engineering, high-voltage battery management systems (BMS), and automated cell assembly. We provide complete factory-direct export services tailored for Indian importers, EPC integrators, and industrial buyers.

  • ISO9001:2015 Certified Manufacturing Quality: Strict end-of-line (EOL) automated testing for cell capacity matching, internal resistance grading, and insulation safety testing.
  • Complete BMS Customization: In-house firmware and hardware R&D capable of custom protocol modification for any hybrid solar inverter or microgrid controller brand.
  • Full Certification Compliance: Products certified to IEC 62619, IEC 62477, UN38.3, UL 9540A, and ready for Indian BIS (Bureau of Indian Standards) registration.
  • Direct Export Logistics to India: Streamlined sea freight delivery directly to major Indian ports including Nhava Sheva (Mumbai), Mundra, Chennai, and Visakhapatnam.

Turnkey OEM/ODM Process Flow

1. Technical Load Profiling & Simulation

We analyze your 15-minute interval power consumption data, solar PV generation profiles, and grid tariff rates to model optimal energy storage sizing.

2. Bespoke System Architecture Design

Selection of cell format (prismatic 280Ah/314Ah/530Ah LFP), thermal cooling layout, structural container design, and fire protection integration.

3. Factory FAT (Factory Acceptance Testing)

Comprehensive full-power burn-in cycles, thermal imaging validation, and remote customer live video witnessing prior to export shipping.

4. On-Site Field Commissioning Support

Dedicated field engineering assistance, remote online debugging, and comprehensive technical maintenance training for local Indian engineers.

Buyer Guidance & Procurement FAQ

Frequently Asked Questions: Importing Off-Grid Battery Systems to India

Direct technical answers addressing Indian import regulations, grid connectivity rules, thermal performance, and factory commercial terms.

What cell chemistry is used in your off-grid energy storage containers?

We exclusively utilize Tier-1 A-grade Prismatic Lithium Iron Phosphate (LiFePO4 / LFP) cells. LFP chemistry offers superior thermal stability, non-combustible safety characteristics, high charge/discharge rate efficiency, and an exceptional cycle life of 8,000+ cycles, making it ideal for high-ambient Indian environments compared to ternary NMC chemistries.

How do your systems handle extreme ambient heat in states like Rajasthan or Gujarat?

Our containerized systems feature active closed-loop liquid thermal cooling systems with industrial HVAC units. The cooling fluid circulates directly through aluminum cold plates bonded to cell modules, keeping cell operating temperatures strictly within 22°C to 28°C even when outside ambient temperatures reach 50°C to 55°C.

Do your battery systems meet Indian BIS (Bureau of Indian Standards) certification?

Yes. Our export products comply with international standards IEC 62619, UN38.3, and IEC 62477. For Indian customers requiring mandatory local BIS certification (IS 16046 / IS 16270), our factory provides full technical documentation, sample testing coordination, and compliance support to streamline Indian customs clearance.

Can your BESS communicate with inverter brands commonly used in India?

Absolutely. Our proprietary BMS supports customizable CANbus 2.0B, RS485, and Modbus TCP protocols. We have pre-configured communication handshakes for leading commercial inverters including Sungrow, Kehua, Schneider Electric, SMA, GoodWe, Solis, and Growatt.

What is the expected ROI for an industrial commercial solar BESS in India?

By combining peak-shaving (reducing expensive DISCOM contract demand charges), Time-of-Day (ToD) tariff arbitrage, solar self-consumption optimization, and diesel generator offset, industrial customers in India typically achieve full capital payback within 2.8 to 3.8 years, followed by 10+ years of net-positive savings.

What are your container manufacturing lead times and ocean shipping timelines to India?

Standard commercial cabinets (100kWh to 372kWh) feature a manufacturing lead time of 25 to 30 days. Megawatt containerized systems (1MWh to 5MWh) are produced in 40 to 45 days. Transit time via direct sea shipping from our factory to major Indian ports (Mundra or Nhava Sheva) typically ranges between 14 to 18 days.

Factory-Direct Export Inquiry

Ready to Engineer Your Industrial Off-Grid Energy System?

Contact our senior engineering team today for customized system sizing, technical single-line diagrams (SLD), simulations, and direct factory pricing for the Indian market.