Dawnice HZEB-HCT-125/522: 522kWh All-in-One Energy Storage System from China Suppliers and Factory
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.
- Battery Configuration: 2P260S LiFePO₄
- Nominal Voltage: 832VDC
- Voltage Range: 728–936VDC
- Max Charge/Discharge Multiplier: 0.5P
- Cycle Life: ≥8000 cycles (@25°C, 0.5P, 90% DOD, 70% EOL)
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 Factor: 0.99 (adjustable range from 1 leading to 1 lagging)
- Current Distortion Rate: <2% – ensuring clean power injection to the grid
- Rated AC Power: 125kW continuous grid-connected output
- 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:
- IP54 Rating: Dust-protected and splash-resistant for indoor/outdoor installation.
- Robust Cabinet Dimensions: 2500x2250x2300mm with 5980kg weight for stability.
- Aerosol Fire Protection: Integrated suppression system for battery thermal events.
- Air Cooling Method: Efficient thermal management without complex liquid cooling infrastructure.
- Operating Temperature Range: -30°C to 55°C – suitable for extreme climates.
- Altitude Capability: ≤2000m standard operation.
- Communication: Dual MODBUS TCP/RTU protocols for SCADA integration.
- Real-time BMS monitoring of voltage, current, temperature across all cells.
- Remote diagnostics and firmware upgrade capability.
With relative humidity tolerance <90% and noise level ≤75dB (≤1m) , the system maintains comfortable operation even in sensitive environments.
Industrial-Grade Reliability for Long-Term Investment
- 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
- Commercial & industrial peak shaving
- Renewable energy firming (solar/wind integration)
- Grid ancillary services
- Backup power for critical infrastructure
- Microgrid and utility-scale storage projects
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.
- Turnkey solution – fully integrated and tested before shipment
- Modular scalability – multiple units can be paralleled for larger projects
- Global commissioning support available
- Comprehensive warranty and long-term service agreements
- Remote monitoring via MODBUS TCP/RTU for easy integration with existing systems
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.

HZEB-LCT-5
HZEB-LCT-10
HZEB-LCT-16
HZEB-LCT-20
Msrstek V500
SixUltra BS06-SSeries
HZEB-HCT-125/522
PrimeSun-265K
5kW Solar Inverter
700-720W














