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Commercial & Industrial Energy Storage Solutions

Globally Certified. Locally Supported. Reliable Performance.
Globally Certified. Locally Supported. Reliable Performance.

Fully compliant with IEC/EN, CE, UL, and other international standards, Wenergy’s C&I energy storage systems are engineered for grid safety and operational reliability.

With regional warehouses and responsive service teams, we ensure fast delivery, smooth commissioning, and long-term operational support. From peak shaving and backup power to renewable integration, our solutions help businesses cut energy costs and secure stable returns.

Why Global Customers Choose Wenergy
for C&I ESS Projects

  • Certified Safety & Reliability

    • Proven safety with 100+ global deployments and zero incidents

    • 6S Security System with integrated PCS, EMS, and BMS control

    • Certified to UL9540A, IEC 62619, and UN38.3 for global compliance

  • Advanced Hardware Performance

    • 125kW PCS for ultra-fast charge and discharge cycles

    • Liquid cooling keeps cells within ≤3°C for longer battery life

    • 314Ah cells deliver 30% more energy density in the same footprint

  • Intelligent Energy Optimization

    • An AI-driven EMS maximizes ROI with real-time forecasting and control

    • Seamless operation across grid, off-grid, and hybrid modes

    • Sub-200ms response for critical grid frequency regulation

  • Global Deployment Capability

    • Pre-configured solutions allow project commissioning within 20 days

    • Local inventory and service support across the EU and US markets

    • Full EPC+Financing service model for streamlined project delivery

Case Studies

Germany C&I PV + ESS Project
Germany C&I PV + ESS Project
Location:Germany
Scale: 0.625MW/1.445MWh
Norway C&I BESS Project
Norway C&I BESS Project
Location:Kløfta, Norway
Scale: 0.75MW / 1.548MWh
Application: Commercial & Industrial (C&I) Solar + Energy Storage
Netherlands Agricultural Solar-plus-Storage Project
Netherlands Agricultural Solar-plus-Storage Project
Location:Netherlands
Scale: 0.625MW/1.445MWh
Italy C&I Energy Storage Project
Italy C&I Energy Storage Project
Location: Italy
Scale: 645kWh/300kW
Application: C&I energy storage for industrial PV + grid integration (peak shaving, anti-backflow control, and solar self-consumption optimization)
Moldova C&I Energy Storage Project
Moldova C&I Energy Storage Project
Location:Moldova
Scale: 1.75MW/3.612MWh
Bulgaria Solar + Storage Project
Bulgaria Solar + Storage Project
Location:Bulgaria
Scale: 1MW / 2.31MWh (8×289kWh ESS Cabinets)
Bulgaria Solar + Storage Project
Bulgaria Solar + Storage Project
Location:Bulgaria
Scale: 1MW / 2.31MWh (8×289kWh ESS Cabinets)
Bulgaria C&I Energy Storage Project
Bulgaria C&I Energy Storage Project
Location:Bulgaria
Scale: Phase I: 4.35MWh/2.16MW
Phase II: 3.179MWh / 1.485MW
Hybrid ESS for a Logistics Park in Eastern Europe
Hybrid ESS for a Logistics Park in Eastern Europe
Scale: 2.5MW / 5.16MWh
Application: Hybrid energy storage
Eastern Europe C&I BESS Project
Eastern Europe C&I BESS Project
Scale: 2.5MW/5.16MWh
Application: Peak shaving, energy arbitrage
Austria Hotel Energy Storage Project
Austria Hotel Energy Storage Project
Location: Austria
Scale: 1.75MW/3.86MWh
Industrial Energy Storage Project
Industrial Energy Storage Project
Location:Poland
Scale:250KW/516KWh
Photovoltaic + Energy Storage Project
Photovoltaic + Energy Storage Project
Location:Germany
Scale: 20 kWp PV+125kW / 258 kWh
Photovoltaic + Energy Storage Project
Photovoltaic + Energy Storage Project
Location:Netherlands
Total Scale: 51.09MWh
Hengdian Mobile Energy Storage Project
Hengdian Mobile Energy Storage Project
Location:China
Scale: 16.7MW / 34.7MWh
Application: Mobile battery energy storage for film production

Hear From Our Clients

Wenergy PV + ESS Project | Wallerstein, Germany
Wenergy At Expo: What's on the minds of energy storage experts?
Wenergy at Expo: Let's pick a card in Kielce, Poland
Wenergy C&I Energy Storage – Trusted Across 20+ European Countries
Haili & Wenergy Partnership
Germany On-Site PV Grid BESS Installation with Smart EMS
16 Sets of 258kWh ESS Cabinets Shipped to the Netherlands!
Introduction of Star Series Energy Storage Cabinets
192KWh All-in-one BESS Solution Intro - Part 1
192KWh All-in-one BESS Solution Intro - Part 2

Global Compliance

Global Safety, EMC & Grid Compliance for C&I Energy Storage Solutions

 

 

 

 

Frequently Asked Questions (FAQ)

  • 1. What Are the Key Product Lines in Wenergy’s C&I ESS Portfolio?

    Wenergy offers a versatile portfolio of commercial battery storage systems designed for different business and industrial needs:

    96kWh / 144kWh / 192kWh / 215kWh / 258kWh / 261kWh / 289kWh AC-coupled cabinets – integrated with PCS for grid-connected applications such as peak shaving, PV self-consumption, and backup power.

    385kWh DC-coupled systems – ideal for larger projects, especially solar-plus-storage plants.

    Turtle M Series Mobile ESS (289kWh / 723kWh) – high-capacity, mobile energy storage solutions for flexible deployment in commercial, industrial, and off-grid applications, providing temporary power supply and enhanced mobility.

    High-capacity models utilize advanced 314Ah cells, ensuring greater energy density, efficiency, and long-term reliability.

  • 2. What Certifications Do Wenergy’s commercial energy storage systems Comply With?

    As one of the trusted commercial energy storage companies, Wenergy ensures that every C&I ESS cabinet meets the highest international and regional safety standards. Our certifications cover:

    • System safety and performance: IEC 62619, IEC 63056, IEC 62040/62477, UN38.3, RF/EMC, IP-rated protection.
    • Grid connection compliance: CE (EU), UKCA, GB/T 34120-2017, EN50549, CEI 0-21/0-16, G99 (UK), VDE-AR-N 4105/4110/4120 (Germany), and NRS standards (South Africa).

    These certifications guarantee that Wenergy’s commercial and industrial storage systems operate safely, reliably, and in full compliance with global grid codes.

  • 3. How Long Do the Systems Last, and How Efficient Are They?

    Wenergy’s commercial energy storage systems are designed for maximum efficiency—achieving over 89% for AC systems and 93% for DC systems. With a design life of 10 years and 8,000–10,000 charge/discharge cycles, our solutions deliver reliable long-term performance while keeping energy losses to a minimum.

  • 4. What are the typical application scenarios for commercial battery energy storage systems?

    Commercial and industrial energy storage systems are commonly applied in renewable energy integration, critical load protection, peak shaving, and cost reduction, as well as transportation and microgrid solutions.

    Common applications include:

    • Solar and wind farms: Store renewable energy, increase utilization, and smooth power output.
    • Data centers and hospitals: Serve as backup power to ensure the continuous operation of critical facilities during outages.
    • Manufacturing plants and commercial complexes: Support peak shaving, reduce electricity costs, and ensure operational stability.
    • EV charging stations: Provide power during peak demand, reducing strain on the grid.
    • Remote communities and island microgrids: Combine with solar or wind to achieve self-sufficiency and a reliable off-grid supply.
  • 5. How Are the C&I Energy Storage Systems Installed and Maintained?

    Wenergy, an experienced commercial energy storage company, provides comprehensive after-sales support that covers system installation guidance and maintenance training, ensuring long-term performance and peace of mind.

    1. Installation
    • Place the cabinet on a 300 mm concrete base, level within ±5 mm.
    • Connect directly with the built-in PCS and PDU—no extra assembly required.
    1. Maintenance
    • Daily remote monitoring through the BMS.
    • Annual on-site service: cell balancing, coolant check, and system diagnostics.
  • 6. How Does a Commercial Energy Storage System Work?

    A Commercial & Industrial (C&I) energy storage system works like a smart power bank for businesses. It stores electricity during off-peak hours when prices are low and releases it during peak demand, helping reduce grid reliance and lower energy costs.

  • 7. How Can Deploying a C&I Energy Storage System Benefit My Business?

    • Significant cost savings: Lower electricity bills by leveraging peak–valley price differences.
    • Reliable backup power: Ensure uninterrupted operation of critical equipment during outages or grid failures.
    • Enhanced renewable energy usage: Store excess solar energy from on-site PV systems and increase self-consumption rates.
    • Sustainability and CSR: Reduce carbon emissions, support sustainable development goals, and strengthen your green corporate image.
  • 8. What Is the Typical Payback Period for C&I Energy Storage Projects?

    The payback period usually ranges from 3 to 7 years, depending on system size, utilization rate, incentives, and overall costs. Based on Wenergy’s past projects, we can provide tailored ROI assessments to help you make well-informed investment decisions.

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