High-Voltage Stackable BESS
Verified Datasheet
Dimensions: 650 × 480 × 220 mmWeight: 33 kg
sonnen GmbH (Shell Energy) 3.5kWh Sodium-ion (High-Voltage Stackable Tower)
Safe, long-duration 3.5 kWh Sodium-ion battery storage system providing 3.15 kWh usable energy with 4500 cycle endurance and UL 9540A certification.
Nominal Power3500 Wp
Efficiency96.5%
Product Warranty10 Yrs
Comprehensive Technical Specifications
Standard Test Conditions (STC): Irradiance 1000 W/m², Cell Temperature 25°C, AM1.5
| Gross Storage Capacity | 3.5 kWh |
| Usable Energy (DoD) | 3.15 kWh |
| Battery Chemistry | Sodium-ion |
| Form Factor | High-Voltage Stackable Tower |
| Cycle Life Guarantee | ≥ 4500 Cycles @ 90% DoD |
| Nominal System Voltage | 400 V DC |
| Continuous C-Rate | 0.5C / 1.0C Peak |
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