1P104S Lifepo4 Battery Module Ultra High Voltage For 1500V Utility BESS

The 1P104S LFP Battery Module is an ultra-high voltage, grid-standard battery pack designed exclusively for 1500V DC large-scale liquid-cooled BESS, utility-grade centralized energy storage power stations, and gigawatt-level new energy supporting projects. Featuring a 1 parallel 104 series cell configuration and premium automotive-grade long-cycle LFP cells, this module delivers ultra-high voltage output, superior cell consistency and outstanding long-cycle stability. It serves as the core standardized stacking unit for high-voltage large-capacity energy storage clusters, perfectly fitting the technical specifications of mainstream 1500V high-voltage energy storage systems worldwide.

Fully factory pre-assembled, precisely calibrated and 100% performance tested, the 1P104S battery module features high energy density, ultra-low attenuation and excellent thermal consistency. It simplifies high-voltage system integration, reduces on-site debugging workload, and provides reliable, safe and cost-effective modular solutions for global EPC contractors and energy storage system integrators engaged in large-scale grid-side energy storage projects.

• Configuration: 1P104S (1 Parallel, 104 Series)
• Battery Cell Type: Automotive-grade Long-cycle Lithium Iron Phosphate (LFP)
• Nominal Voltage: 332.8V
• Full Charge Voltage: 374.4V
• Cycle Life: ≥6000 cycles at 80% DOD
• Operating Temperature: -20℃ ~ +55℃
• Storage Temperature: -30℃ ~ +60℃
• Self-Discharge Rate: ≤3% per month
• Protection Functions: Overcharge, overdischarge, overcurrent, short circuit, overtemperature, voltage imbalance and anti-arc protection
• Design Life: 10+ years
• Compatibility Standard: Fully compliant with 1500V DC high-voltage liquid-cooled BESS global grid safety standards

The professional 1P104S high-series design is perfectly tailored for 1500V high-voltage energy storage system cluster stacking. The single-row series structure realizes uniform current distribution and balanced voltage output, effectively solving voltage imbalance and inconsistent attenuation issues common in ultra-high series modules. As a universal interchangeable core module for large liquid-cooled BESS, it standardizes system architecture, greatly simplifies high-voltage cabinet assembly and cluster combination, and improves overall system integration efficiency.

Adopting high-purity long-life LFP cells with strict capacity and internal resistance screening, the 1P104S module maintains extremely low capacity attenuation during long-term deep charge and discharge cycles. With over 6000 effective cycles, it retains stable capacity under continuous full-load operation. Its excellent anti-aging and thermal stability significantly reduce battery failure rate and replacement frequency, effectively lowering the whole lifecycle operational and maintenance costs for utility-scale energy storage power stations.

This module adopts a full-link hierarchical safety design covering cell, module and system levels. Built-in high-precision sampling chips monitor real-time voltage, temperature and status of every single cell, realizing full-range protection against overcharge, overdischarge, overcurrent, short circuit and overheating. Equipped with flame-retardant insulating shell, shock-resistant fixed structure and high-voltage arc suppression design, it effectively avoids high-voltage safety risks. The overall safety performance fully meets international grid-side energy storage standards, adapting to long-term stable outdoor operation.

The internal structural layout of the 1P104S module is professionally optimized for cluster liquid cooling systems. It achieves full-surround uniform heat dissipation with ultra-small internal temperature difference, completely solving local overheating and thermal imbalance problems of high-series battery packs. Consistent thermal environment ensures long-term cell consistency, greatly improving the operational stability, safety and service life of the entire 1500V high-voltage energy storage system.

With standardized overall dimensions and unified electrical parameters, the 1P104S module supports flexible series and parallel stacking. It can be freely combined to form various voltage and capacity configurations, adapting to different scale requirements of 1500V large-capacity BESS projects. Factory pre-assembled and pre-tested design minimizes on-site installation and debugging difficulty, shortens project delivery cycle, and reduces system integration costs for energy storage integrators.

• 1500V Liquid-Cooled Utility BESS: Core matching module for large-scale containerized liquid-cooled energy storage systems, widely used in MW and GW-level energy storage power stations.
• Grid-Side Centralized Energy Storage: Applicable for grid peak shaving, frequency modulation, voltage stabilization and load optimization large-scale energy storage projects.
• Large New Energy Base Matching: Supporting wind and solar power base energy storage, smoothing power fluctuation and improving renewable energy grid-connected consumption rate.
• High-Capacity Industrial & Commercial Energy Storage: Used for large park centralized energy storage and high-power user-side peak-valley arbitrage projects.
• Custom High-Voltage Energy Storage Systems: Suitable for customized ultra-high voltage and large-capacity energy storage equipment and special power supply systems.