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PXU-C Industrial and Commercial Energy Storage System is a highly integrated energy storage solution designed specifically for small and medium-sized industrial parks, commercial buildings, hotels and resorts, data centers, and microgrid areas.
● PXU-C Industrial and Commercial Energy Storage System is a highly integrated energy storage solution designed specifically for small and medium-sized industrial parks, commercial buildings, hotels and resorts, data centers, and microgrid areas.
● The system is based on CATL 306Ah LiFePO₄ battery cells and integrates battery system, PCS, EMS, TMS, FSS, and energy scheduling functions, with features such as rapid deployment, maintenance free, and ultimate safety.
● Adopting a hybrid inverter integrated inverter MPPT, Off grid conversion switch and diesel generator dry contact, easy access to photovoltaic, mains, diesel generator, and load, achieving plug and play functionality. Built in multiple operational strategies, supporting self use, diesel generator control, off grid backup, and other multi scenario applications.
Application Scenarios
For Industrial Facilities & Manufacturing Plants
Pain point: High energy costs and production losses during power outages.
Solution: PXU-C stores electricity during low-demand hours and releases it at peak times — helping reduce bills and maintain 24/7 operation. When encountering sudden power outages, it can ensure the continuous operation of critical equipment and provide millisecond level backup power support.
Technical Specifications
| Item | Specification |
| Model | PXU-C |
| Battery Type | CATL 306 Ah LiFePO₄ (LFP) Battery Cells |
| Rated AC Power | 50 kW (Three-phase AC 400 V ± 15 %) |
| Voltage Range | DC 728 – 936 V / AC 400 V ± 15 % |
| Peak Efficiency | ≥ 98 % (PCS Conversion Efficiency) |
| Cooling Method | Natural Cooling (Fanless Air-Fin Design) |
| Operating Temp. | −25 °C ~ +55 °C (derating > 45 °C) |
| Protection Level | System IP54 / Battery Module IP67 |
| Parallel Units | Up to 6 AC parallel (10 max expandable) |
| Certifications | EN 50549-1/10, IEC 62619, IEC 61000, UN 38.3, UL 9540A |
| Dimension | ≈ 1500 mm × 1200 mm × 2000 mm (H×W×D) |
| Weight | ≈ 1.8T |
Brand & Competitive Advantages
Ultra-Fast
Switching Transfers between grid and off-grid modes within 20 ms, ensuring uninterrupted power supply for critical loads.
High Conversion Efficiency
PCS efficiency up to 98% reduces loss and maximizes usable energy.
CATL 306 Ah LFP Cells
Industry-leading LiFePO₄ cells provide ≥ 10 000 cycles and 15-year lifetime.
Wenzhou Pengxu Trading Co., Ltd. is among the trusted energy storage system manufacturers and solution providers for global markets.
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Products
An Energy Storage System (ESS) is a technology or set of technologies designed to capture, store, and release electrical energy (or energy in other forms that can be converted to electricity) on demand. Its core purpose is to address the temporal and spatial mismatches between energy supply and demand—for example, storing excess energy generated during low-demand periods (e.g., midday solar production) and releasing it during high-demand periods (e.g., evening peak usage) or when supply is limited (e.g., nighttime wind lulls).
ESS solves critical challenges in modern energy systems by performing five key roles:
● Peak Shaving: Reduces reliance on expensive "peak power plants" (which only operate during high-demand hours) by releasing stored energy during peak periods. This lowers electricity costs for users and grid stress.
● Load Leveling: Smooths out fluctuations in energy supply (e.g., variable output from solar/wind) by absorbing excess energy when production is high and discharging when production drops.
● Backup Power: Provides emergency electricity during grid outages (e.g., residential battery systems for blackouts, hospital backup ESS).
● Grid Stabilization: Maintains grid reliability by regulating frequency (frequency response) and voltage—critical for integrating high shares of renewable energy, which can cause sudden supply swings.
● Renewable Integration: Enables more solar and wind power to be used (instead of wasted, or "curtailed") by storing surplus energy that would otherwise exceed immediate demand.
● Battery Cells and Modules: The main energy storage units, typically based on lithium-ion chemistries such as LFP for safety and longevity.
● Battery Management System (BMS): Ensures balanced voltage and temperature across cells for optimal safety.
● Power Conversion System (PCS/Inverter): Converts energy between DC and AC for smooth integration with loads or grids.
● Energy Management System (EMS): Acts as the “brain” — optimizing operation, predicting consumption, and maximizing ROI.
● Thermal & Fire-Safety Systems: Maintain safe temperature levels and comply with UL/IEC standards.
● Charging: Energy source (grid/photovoltaic/wind power) → AC → PCS (rectification) → DC → energy storage medium (storage)
● Control: EMS (decision-making)+BMS (protection) → full process linkage PCS/energy storage medium
● Discharge: energy storage medium (release) → DC → PCS (inverter) → AC → energy destination (grid/load/emergency)
● Guarantee: Auxiliary system (cooling/fire protection) → Full process safety guarantee
Core closed-loop: AC ↔ PCS ↔ Energy storage medium ↔ PCS ↔ AC (EMS/BMS+auxiliary system escort)
News
Under the dual pressures of global climate change and energy transition, the development of renewable energy has become a common strategic choice of the international community and a shared life pursuit of people around the world.
Energy storage, or energy storage technology, refers to the process of storing electrical energy in various energy forms and releasing it when needed, so as to balance the supply and demand of electricity.
Against the backdrop of the explosive growth in global demand for efficient and stable energy storage systems driven by the global energy transition,
As the global energy transition accelerates, there is an intense demand for renewable energy worldwide.
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