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Dawnice HZEB-HCT-125/522 522kWh All-in-One Energy Storage System from China Suppliers and Factory
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Dawnice HZEB-HCT-125/522 522kWh All-in-One Energy Storage System from China Suppliers and Factory

Introducing the Dawnice HZEB-HCT-125/522, a robust and high-capacity energy storage system with a total capacity of 522kWh, specifically designed for commercial and industrial grid-connected applications. This system, manufactured in China by leading suppliers in the energy sector, boasts a rated AC power output of 125kW (230/400VAC, 3W+N+PE), providing efficient and stable support for grid operations, The Dawnice HZEB-HCT-125/522 utilizes advanced LiFePO₄ battery technology configured in a 2P260S layout, offering an impressive lifespan of 8000 cycles at 90% depth of discharge (DOD) under 25°C conditions. With a power factor of 0.99, a current distortion rate of less than 2%, and IP54 protection, this energy storage solution ensures reliable performance even in challenging environments, Additional features include integrated aerosol fire protection, air cooling, and MODBUS TCP/RTU communication capabilities, making it a comprehensive, turnkey solution for large-scale energy storage requirements from a trusted factory. Experience unparalleled energy storage efficiency with the Dawnice HZEB-HCT-125/522
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    Product Details

    High-Capacity All-in-One Design – 522kWh Reliable Storage

    The Dawnice HZEB-HCT-125/522 integrates 125kW rated AC power and 522kWh battery capacity into a single, comprehensive enclosure. Its 3W+N+PE output type (230/400VAC) with 50/60Hz grid frequency compatibility ensures seamless grid connection for commercial and industrial applications.

    System Specifications
    Battery Configuration2P260S LiFePO₄
    Nominal Voltage832VDC
    Voltage Range728 – 936VDC
    Max Charge/Discharge0.5P Multiplier
    Cycle Life≥8000 cycles (@25°C, 0.5P, 90% DOD, 70% EOL)
    Output Type3W+N+PE · 230/400VAC · 50/60Hz

    The all-in-one cabinet design simplifies installation and reduces on-site commissioning time, making it an ideal turnkey solution for factories, commercial buildings, and utility-scale projects requiring stable, high-capacity energy storage.

    Grid-Connected Excellence with High Power Quality

    Engineered for superior grid interaction, the HZEB-HCT-125/522 delivers exceptional power quality with:

    Power Factor0.99 (adjustable: 1 leading to 1 lagging)
    Current Distortion Rate<2% – clean power injection
    Rated AC Power125kW continuous grid-connected output
    High-Performance Grid-Tied Capabilities
    • Peak shaving and load shifting for electricity cost reduction
    • Grid frequency regulation and voltage support
    • Renewable energy integration and smoothing
    • Demand charge management for C&I users

    The system's advanced inverter technology ensures stable operation and compliance with stringent grid connection requirements worldwide.

    Comprehensive Safety and Environmental Protection

    Safety is paramount in the HZEB-HCT-125/522 design, featuring multiple layers of protection:

    Physical Protection
    • IP54 Rating – dust-protected & splash-resistant
    • Indoor/outdoor installation ready
    • Cabinet: 2500×2250×2300mm
    • Weight: 5980kg for structural stability
    Active Safety Systems
    • Aerosol fire protection – integrated suppression
    • Air cooling – efficient thermal management
    • Operating temp: -30°C to 55°C
    • Altitude: ≤2000m standard operation
    Monitoring & Control
    • Dual MODBUS TCP/RTU for SCADA integration
    • Real-time BMS: voltage, current, temperature
    • Remote diagnostics & firmware upgrades
    💧 Relative humidity tolerance <90%  |  🔊 Noise level ≤75dB (≤1m) — comfortable operation even in sensitive environments.

    Industrial-Grade Reliability for Long-Term Investment

    Built for decades of service — the HZEB-HCT-125/522 combines LiFePO₄ chemistry, 8000-cycle lifetime, and proven cell configuration for unmatched long-term reliability.
    • 8000-cycle lifetime at 90% DOD (70% EOL threshold)
    • 0.5P charge/discharge capability for balanced performance and longevity
    • LiFePO₄ chemistry – inherently safe with no thermal runaway risk
    • Proven cell configuration (2P260S) for consistent performance across the bank
    Ideal Applications
    Commercial & Industrial Peak Shaving
    Renewable Energy Firming (Solar/Wind)
    Grid Ancillary Services
    Backup Power for Critical Infrastructure
    Microgrid & Utility-Scale Storage

    Global Quality with Local Technical Support

    Trusted by customers in over 160 countries, Dawnice brings decades of energy storage expertise to every installation. The HZEB-HCT-125/522 is manufactured under strict quality control and certified to international standards.

    Why Choose Dawnice for Your C&I Project
    Turnkey Solution – fully integrated and tested before shipment
    Modular Scalability – multiple units can be paralleled for larger projects
    Global Commissioning Support – available across all key markets
    Comprehensive Warranty – long-term service agreements included
    Remote Monitoring – via MODBUS TCP/RTU for seamless system integration

    With our expanding global footprint, including upcoming support hubs in key markets, Dawnice ensures you receive not just world-class products, but also responsive local assistance throughout your project lifecycle.

    Frequently Asked Questions

    What is the total energy capacity of the Dawnice HZEB-HCT-125/522 system?
    The HZEB-HCT-125/522 provides 522kWh of usable battery capacity with 125kW rated AC power output. It uses a 2P260S LiFePO₄ cell configuration at a nominal voltage of 832VDC, making it one of the most capable all-in-one commercial energy storage solutions available.
    How long will the HZEB-HCT-125/522 battery last in real-world conditions?
    The system is rated for ≥8000 charge/discharge cycles at 25°C, 0.5P rate, and 90% depth of discharge (DOD) with 70% end-of-life (EOL) capacity retention. Under typical commercial usage patterns, this translates to well over 15–20 years of operational life, making it an excellent long-term investment.
    Is the HZEB-HCT-125/522 suitable for outdoor installation in extreme climates?
    Yes. The system carries an IP54 protection rating (dust-protected and splash-resistant) and operates across a wide temperature range of -30°C to 55°C. It is also rated for altitudes up to 2000m and tolerates relative humidity up to 90%, making it well-suited for diverse environmental conditions worldwide.
    What communication protocols does the system support for SCADA and remote monitoring?
    The HZEB-HCT-125/522 supports dual MODBUS TCP and MODBUS RTU communication protocols, enabling straightforward integration with existing SCADA systems, building management systems (BMS), and energy management platforms. Remote diagnostics and firmware upgrades are also supported over the network.
    Can multiple HZEB-HCT-125/522 units be combined for larger energy storage projects?
    Absolutely. The system is designed with modular scalability in mind. Multiple HZEB-HCT-125/522 units can be paralleled to achieve higher power and capacity targets, making it suitable for utility-scale projects, large industrial facilities, and microgrid deployments that require megawatt-hour level storage.
    What fire safety measures are built into the HZEB-HCT-125/522?
    The system incorporates an integrated aerosol fire suppression system specifically designed to handle battery thermal events. Combined with the inherent thermal stability of LiFePO₄ chemistry (which has no thermal runaway risk), real-time BMS monitoring of voltage, current, and temperature across all cells, and efficient air cooling, the HZEB-HCT-125/522 delivers a comprehensive multi-layer fire safety architecture.