Deye WS-L4300-2H3

4.3MWh liquid cooled utility-scale ESS for Asia, Africa, and Latin America markets.

Models Covered: WS-L4300-2H3

Manufacturer: Ningbo Deye Technology Co., Ltd. (Stock Code: 605117.SH)

Application: The Deye WS-L4300-2H3 is a large-scale utility energy storage solution with liquid cooling. Featuring 4300kWh battery energy, high-power PCS output, LiFePO₄ chemistry, liquid cooling system for optimal thermal management, integrated LC/PCS/MPPT/battery/EMS/ATS, advanced fire protection with dual systems, high round-trip efficiency, support for black start and off-grid operation, peak shaving and demand control, renewable energy integration, and operation in diverse climates, it's the powerful and efficient choice for utility-scale energy storage projects.

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Technical Specifications

Parameter WS-L4300-2H3
PV String Input Data
Nominal DC Voltage 768Vdc
Electrical / AC Output Data
Operating Voltage Range 648 V – 876 V
Battery Data
Battery Energy Capacity 4300 kWh
Nominal Capacity 314Ah
Battery Type / Chemistry LiFePO₄
Max Charge/Discharge Current 3150 A
Charge/Discharge Ratio (C) ≤0.5P C
Cell / Pack Configuration 1P48S
Protection Features
IP Rating IP55
Aerosol / Fire Suppression Aerosol, Water
Mechanical Data
Cooling Liquid Cooled
Cooling Method Liquid cooling
Operating Conditions
Max Altitude ≤2000m
Operating Temperature -30~+55 °C
Relative Humidity 0 ~ 95% (No condensation)
Storage Temperature Range -30℃ ~ +60℃ °C
Corrosion Rating C4-M (Optional C5)
Communication
Communication Interface CAN, RS485, TCP, DIDO

Note: Specifications are based on the official Deye WS-L4300-2H3 datasheet. Values may be subject to change; always verify against the latest manufacturer documentation before system design and procurement.

Availability & grid compliance in Spain

Market Spain
Grid authority / regulator CNMC Spain
Quotation currency EUR
Support hours timezone Europe/Madrid
Delivery & installation coverage Madrid, Barcelona, Valencia, Seville

Figures on this page are the manufacturer's own, measured at the test conditions the datasheet states — they do not change by country. What changes is the approval that has to be met before the unit is energised: in Spain that is CNMC Spain. Confirm the grid code, import requirements and any local certification with them, or with us, before you order.

Key Features & Technical Highlights

  • 4.3MWh Energy: Massive storage capacity
  • Liquid Cooled: Optimal thermal management
  • High Power PCS: Utility-scale output
  • Advanced Fire Protection: Dual safety systems
  • Black Start: Grid-independent restart
  • Multi-Region: AS, AF, LATAM certified

Frequently Asked Questions

Is the DEYE WS-L4300-2H3 suitable for hot climates like the Gulf?

Yes. The WS-L4300-2H3 uses LiFePO4 chemistry with a BMS and thermal management designed to operate safely in the high ambient temperatures common across the Middle East and Africa.

What is liquid cooling?

Liquid cooling provides superior thermal management compared to air cooling, maintaining optimal battery temperatures even under high load conditions, extending battery life and improving performance.

What applications is this suitable for?

The WS-L4300-2H3 is ideal for utility-scale applications including renewable energy integration, grid stabilization, peak shaving, demand control, virtual power plants, and large-scale backup power systems.