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WS-L Liquid-Cooled Series BESS Solution

  • 3+3 Fire Protection & 5-level fire safeguards for enhanced safety
  • 3+3 Electrical safety systems with AC leakage & DC insulation detection
  • High‑voltage interlock for secure maintenance and fault isolation
  • Modular, containerized design for easy expansion and deployment
  • Flexible 2‑hour / 4‑hour energy configurations to match project needs
  • High energy density (multi‑MWh per 20′ container options)
  • PV DC coupling up to 1440 kW for seamless solar integration
  • Up to ~1125 kW PCS (power conversion options) for high-power applications
  • AI-powered cloud management with 24/7 remote monitoring & real‑time alerts
  • Cluster management for centralized control and high availability
  • IP55 rating for outdoor installations and 10‑year warranty
SKU: WS-L Liquid-Cooled Series BESS solutionCategories: Utility-Scale ESS
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Description

  • IP55 Protection Rating
  • 1440kW PV DC Coupling
  • 10 Years Warranty
  • 5 Levels Fire Protection
WS-L Liquid-Cooled Series BESS Solution

Ultimate Safety

  • 3+3 Fire Protection System
  • 3+3 Electrical Safety Safeguards
  • AC Leakage & DC Insulation detection
  • High-Voltage Interlock

Versatile Applications

  • Peak Shaving & Energy Arbitrage
  • Virtual Power Plant (VPP) Ready
  • Off-Grid & Microgrid Capable
  • PV and BESS DC Coupling
  • Hybrid Solar-BESS-Diesel Systems

Smart Cloud Management

  • AI-Powered Load Optimization
  • 24/7 Remote Monitoring & O&M
  • Real-Time Battery Health & Safety Alerts
  • Cloud-Connected Ecosystem

Seamless Scalability

  • Modular Architecture
  • Flexible 2/4h Energy Storage Solutions
  • Compact Design, High Energy Density

High Energy Density

  • 4300kWh in 20′ BESS container
  • 1125kW PCS, 1400kW PV

Cluster Management

  • One cluster management, high availability, more friendly to the cell
Model: WS-L4300-BC-3
DC Battery System
Battery Type LiFePO₄ Operating Temperature -30℃ ~ +55℃
Nominal Capacity (Cell) 314Ah Storage Temperature -30℃ ~ +60℃
Nominal Energy 4340kWh Humidity 0 ~ 95% (No condensation)
PACK Configuration 1P48S Type of cooling Liquid cooling
RACK Configuration 18 × 1P240S Fire Suppression Aerosol, Water
Nominal DC Voltage 768Vdc Ingress Protection IP55
DC Voltage Range 648Vdc ~ 876Vdc Anticorrosion grade ≥C4
Charge and discharge rate ≤0.5P Altitude ≤2000m
Max. Charging / Discharging Current 3150A (18 × 175A) Communication CAN、RS485、TCP、DIDO
No. of DC Output 18 Weight 40000kg
Dimensions (W × D × H) 6058 × 2438 × 2896mm
Model: WS-PCS2250-2
PCS Data MPPT Data
AC Rated Power 2250kW (18 × 125kW) Max. PV Input Power 3600kW (18 × 200kW)
AC Rated Voltage / Frequency 400Vac / 50Hz (3L+N+PE) Max. PV Input Voltage 800Vdc
AC Rated Current 3248A (18 × 180.4A) Start-up Voltage 200Vdc
Max Power 2475kW (18 × 137.5kW) Max Operating PV Input Current 18x(40+40+40+40+40+40+40+40)A
Power Factor -0.8 ~ +0.8 No. of MPP Trackers 144 (18 × 8)
Battery Input Voltage Range 630Vdc ~ 1000Vdc
Max. Charging / Discharging Current 3420A (18 × 190A)

Download

Deye WS-L4300-BC-3 & WS-PCS1125 & WS-TS1000 Series Brochure V1.0

Deye WS-L4300-BC-3 & WS-PCS2250-2 Series Brochure V1.0

Certificate

Statement

DEYE Statement on Battery Expansion and Insulation Fault