Reliable commercial and industrial battery energy storage systems (BESS) for peak shaving, backup power, and renewable energy integration. Scalable solutions designed for performance, safety, and long-term efficiency.
Overseas Spare Parts Hub
Overseas Service Presence
Units Sold Across Europe
Global Project Count
Energy costs are rising. Grid stability isn’t guaranteed. And renewable power doesn’t always align with your operating schedule. A Battery Energy Storage System (BESS) helps solve all three challenges in a practical way.
Instead of buying electricity when rates are at their highest, you can store power during low-cost periods and use it during peak demand. This reduces demand charges and protects your margins from price volatility.
Outages and grid instability can disrupt production, logistics, or critical systems. A BESS delivers immediate backup power, helping maintain continuity and reducing downtime risk.
Stored electricity can be dispatched during high-demand periods and, in many markets, sold back to the grid. That means unused capacity becomes a financial opportunity rather than wasted potential.
Solar and wind don’t always generate power when you need it. Energy storage captures excess renewable output and releases it on demand, increasing clean energy utilization and reducing dependence on fossil fuels.
| Feature / System Type | Air-Cooled BESS | Liquid-Cooled BESS | Storage + EV Charging Solution |
|---|---|---|---|
| Typical Capacity Range | 100kWh – 1MWh | 500kWh – 5MWh+ | 100kWh – 500kWh |
| Round-trip Efficiency | ≥90% | ≥92–95% | ≥90% |
| Cycle Life | ≥6000 cycles | ≥8000 cycles | ≥6000 cycles |
| System Response Time | <100 ms | <100 ms | <100 ms |
| Scalability | Modular (limited for large-scale expansion) | Highly scalable (MW-level expansion) | Limited scalability |
| Initial Investment (CAPEX) | Lower | Higher (better long-term ROI) | Medium |
| Best Applications | Small C&I, backup power, retail, light industry | Large C&I, microgrid, factories, data centers, utility-scale | EV charging stations, solar + storage, peak shaving |
Not sure which solution fits your project?
We provide customized BESS solutions from 100kWh to 5MWh+ based on your application and ROI goals.
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Charging Station Engineer2026-03-06 17:30:032026-03-06 09:27:24Romania 3.5MW/7.3MWh Industrial Energy Storage: High-Capacity Grid Integration
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Charging Station Engineer2026-03-06 07:28:092026-03-06 07:28:31New Zealand BESS: 500kW/1165kWh Frequency Regulation Solution
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Charging Station Engineer2026-03-06 07:05:042026-03-06 07:21:46Ukraine 1MW/2MWh Energy Storage: 20ms Seamless Backup for Industrial Resilience
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Charging Station Engineer2026-03-06 06:48:282026-03-06 07:20:27Belgium C&I Energy Storage: 100kW/214kWh Solar-plus-Storage Case StudyAnengJi provides advanced Battery Energy Storage Systems (BESS) designed for high performance and efficiency. Our solutions support grid services, renewable integration, and distributed energy storage. Powered by reliable LiFePO4 batteries and intelligent energy management, they help businesses reduce peak demand, lower costs, and accelerate low-carbon transition.
AnengJi integrates BESS with EV charging to build an efficient solar-storage-charging ecosystem. Supporting both AC and DC coupling, the system maximizes solar utilization and reduces grid pressure. Smart energy dispatch lowers charging costs and improves overall efficiency, enabling a greener charging network.
Designed for factories, commercial buildings, and large facilities, this solution ensures reliable power supply. In case of grid instability or outages, the system instantly switches to backup mode, keeping operations running without interruption and enhancing energy security.
Ideal for remote areas such as mining sites, islands, and industrial parks. AnengJi integrates solar, wind, and storage to provide stable power in both off-grid and grid-connected modes. It solves power access challenges while increasing renewable energy usage and system reliability.
Ensuring fast delivery, local compliance, and reliable after-sales service
We have built a strong footprint across Europe, with our energy storage solutions deployed in 37 countries, including key markets such as Germany, Italy, Spain, and Poland.Our experience in diverse grid environments ensures that every BESS project we deliver meets local standards and real-world operating conditions.
To better serve our clients, we operate 10+ overseas service hubs in regions such as the Netherlands, Germany, and the Middle East.Our local teams—including native engineers—enable smooth communication, faster project coordination, and on-site technical support when it matters most.
We understand that uptime is critical for energy storage projects.
With spare parts warehouses in the Netherlands and Belgium, we provide:
This ensures your project runs continuously, without costly downtime.
Our EV charging stations are built to meet the highest global standards. Each unit is tested and certified by CE | UL9540A | TUV | UN38.3 | IEC. Production takes place in ISO-certified facilities, ensuring consistent quality and safety you can trust. These chargers are made to last and perform reliably in a wide range of environments—whether indoors, outdoors, or on the road.
We also understand that every business has different needs. That’s why we offer custom charging solutions designed around your specific requirements, from commercial fleets to residential communities and workplace charging.
Our EV charging stations are built to meet the highest global standards. Each unit is tested and certified by CE, UL, CCC, RoHS, TUV, and CB. Production takes place in ISO-certified facilities, ensuring consistent quality and safety you can trust. These chargers are made to last and perform reliably in a wide range of environments—whether indoors, outdoors, or on the road.
We also understand that every business has different needs. That’s why we offer custom charging solutions designed around your specific requirements, from commercial fleets to residential communities and workplace charging.
Do you offer OEM or ODM services for custom power storage solutions?
Absolutely. As leading BESS manufacturers, we provide comprehensive OEM and ODM services tailored to your specific needs. Whether you require a specialized commercial battery storage system or a heavy-duty industrial energy storage unit, our engineering team can customize everything from capacity scaling and BMS (Battery Management System) logic to exterior branding.
Note: Minimum Order Quantity (MOQ) varies based on the customization complexity of the power storage battery and structural requirements.
What is the warranty period for your industrial battery storage systems?
Reliability is the backbone of grid scale energy storage. We offer a standard long-term warranty of 5 to 10 years, depending on the specific BESS system model and application (such as cycle frequency).
Our warranty covers the performance of the electricity storage device and core components, ensuring your investment in commercial energy storage remains productive and efficient for its entire lifecycle.
What after-sales support do you offer for BESS energy storage projects?
For grid energy storage and PV BESS installations, downtime is not an option. Our service includes:
How do you guarantee quality for grid scale battery storage systems?
Quality control is integrated into every stage of our energy storage systems production.
How do you handle the logistics and shipping for a BESS container?
Shipping a battery energy storage system requires strict adherence to international dangerous goods regulations (UN38.3, MSDS).
We have long-term partnerships with freight forwarders specializing in large scale battery storage logistics. We offer secure sea and air freight options for our BESS container series, ensuring that your energy storage battery arrives at your site safely and in compliance with local grid and safety standards.
Can I request a sample like a 100kWh battery storage unit?
Yes, we encourage technical evaluation. While a full 1MWh battery or a 1MW battery storage project is a significant undertaking, we can provide smaller-scale samples like a 100 kWh battery storage system for performance testing.
Please leave your contact details, and our sales manager will reach out to discuss your specific storage solar battery requirements and technical specifications.
What is a Commercial & Industrial Energy Storage System (C&I ESS)?
A Commercial & Industrial Energy Storage System (C&I ESS) is the intelligent energy management core designed for factories, logistics centers, commercial complexes, and large-scale public facilities. More than just a backup power source, it serves as a strategic tool to actively optimize energy assets.
By integrating advanced Lithium Iron Phosphate (LiFePO4) battery technology with a smart Energy Management System (EMS), a C&I ESS enables “time-shifting”—storing electricity during off-peak hours or periods of surplus PV generation and releasing it during peak demand. This significantly reduces electricity expenditure through peak shaving and demand management while providing Uninterruptible Power Supply (UPS) functionality to ensure business continuity during grid fluctuations.
How does a C&I ESS operate to maximize financial returns?
Our systems utilize intelligent algorithms to execute core strategies automatically, requiring zero manual intervention:
What are the core advantages of deploying AnengJi C&I Energy Storage Systems?
Substantial ROI: Optimized for high-tariff environments like Europe, investment costs are typically recovered within 3–5 years (depending on local price spreads and subsidies), offering a highly competitive Internal Rate of Return (IRR).
Energy Independence & Security: Reduce reliance on unstable grids, mitigate the risk of power rationing, and provide your enterprise with true energy sovereignty.
Compliance & Sustainability: We utilize the safest LiFePO4 cells, meeting rigorous EU standards (CE, UN38.3) and local grid codes (such as VDE, G99), helping companies meet ESG reporting requirements and RE100 goals.
Modular Scalability: Featuring containerized or cabinet-based modular designs, our systems support seamless expansion from 100kWh to MWh levels to match your business growth.
Smart O&M: Our cloud-based monitoring platform provides 24/7 data analysis, fault warnings, and remote firmware updates (OTA) to maximize the system’s total lifecycle value.
What are the primary types of C&I energy storage technologies?
While various technologies exist, Battery Energy Storage Systems (BESS) based on Lithium-ion have become the mainstream choice for the European C&I sector due to high efficiency and rapid response:
What is the investment cost breakdown for a C&I ESS?
The cost is determined by system scale, technical configuration, and site conditions. Key components include:
What key factors should be considered when choosing a C&I ESS?
To ensure a successful investment, we recommend evaluating the following dimensions:
As a leading Chinese manufacturer of EV charging systems and Commercial & Industrial (C&I) Energy Storage, Anengji provides a full range of AC/DC chargers and modular BESS for fleets, hospitality, OEMs, government agencies, hospitals, and commercial parking. With a robust footprint across North America, Southeast Asia, Central Asia, and Russia, we empower global clients with high-reliability, intelligent energy infrastructure to accelerate efficiency and the green energy transition.
