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AlphaESS Aster 5000 

Liquid Cooling 5MWh BESS Ratkaisu

Reliable Energiavarastointi ratkaisut for grid and Kaupallinen energia needs.

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Driving Europe's Energia Transition with Over a Decade of Proven Expertise

Global Expertise, Local Impact

AlphaESS is a global leader in advanced Energiavarastointi ratkaisut, with over a decade of proven success across Europe. From Etusivus to grid-scale projects, our ratkaisut cover all varastointi needs. Combining cutting-edge technology with local palvelu, we help asiakkaat accelerate the energia transition and achieve their sustainability goals.

* InnoSolveGreen PV+Varastointi Project – Lithuania
6 MWh liquid-cooled BESS by AlphaESS deployed for Green Genius, enabling efficient renewable integration and grid resilience.

Why Choose Aster 5000 BESS

Longer lifespan, Lower Maintenance, Higher Returns

AlphaESS adopts industry-leading bi-directional active balancing technology, delivering 23× higher balancing efficiency compared to traditional ratkaisut.  Among various active balancing technologies on the market, AlphaESS stands out with superior performance. This innovation extends akku life by 10%+, enhances järjestelmä stability,  and significantly reduces maintenance costs—ensuring long-term value and reliability for every project. 

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High Integration, Compact Design – Save Space, Cut Costs, Deploy Faster

Ultra-High Capacity: Powered by in-house 314Ah cells, Aster 5000 packs up to 5.0159 MWh into a single 20-ft container—35% more capacity than the Edellinen generation. 

Smaller Footprint: Single-door access and Takaisin-to-Takaisin design reduce land use by 40%, while slashing transportation costs. 

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Advanced Cooling & Auto Refilling for Near-Zero Maintenance 

Precise thermal control, preventing overheating - Intelligent auto

refilling, no käyttöopas maintenance 

Stable performance, lower O&M costs 

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Comprehensive Safety Architecture 

Thermal Protection - Aerosol fire suppression inside akku pack  Aerogel Cell-to-cell insulation  Multil-layer firefighting järjestelmä: Smoke, gas, temperature detectors,aerosol and Sprinkler  Explosion relief panel on top, NFPA68 compliant Electrical Safety  Multi-level fusing to prevent short-circuits  Active dehumidification keeps the interior dry and safe  

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Palvelut That Energia Your Success

On-Site Commissioning

AlphaESS provides full on-site Tuki for Aster 5000 BESS from planning to commissioning and training.

Operational and Maintenance Tuki 

Professional training, fast troubleshooting, and efficient spare parts keep your Aster 5000 running at peak performance.

Local Palvelu Network

With 40+ subsidiaries and 300+ palvelu points, AlphaESS delivers localized multilingual Tuki worldwide.

Why Choose Aster 5000 BESS?

Advanced Battery Balancing for 10% Longer Life

With industry-leading active balancing technology, Aster 5000 BESS boosts efficiency 23× over traditional järjestelmät, dramatically reducing maintenance needs, extending järjestelmä life by over 10%, and unlocking greater long-term ROI.

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All-in-one Integrated 5MWh Liquid-Cooled BESS

Aster 5000 delivers up to 5 MWh in a compact 20-ft container, 35% more capacity than the Edellinen generation. Its all-in-one design integrates akku modules, PCS, EMS, and thermal hallinta, while the single-door, Takaisin-to-Takaisin layout reduces land use by 40% and accelerates on-site deployment.

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5-Year Maintenance-Free with Auto-Refilling Liquid Cooling

Intelligent liquid cooling combined with automatic refilling ensures precise temperature control and hands-off operation for up to 5 years. This minimizes käyttöopas servicing, lowers O&M costs, and guarantees stable järjestelmä performance in diverse operating conditions.

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Full-Spectrum Safety from Cell to Järjestelmä

From aerosol fire suppression to aerogel insulation and NFPA68-compliant pressure relief, Aster 5000 Akkuenergian varastointijärjestelmä integrates full-spectrum safety at the cell, pack, and järjestelmä level.

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Built to Perform. Ready for Any Environment.

Aster 5000 BESS Certifications

Technical Specifications

  • Järjestelmä Parameters

  • Akku Parameters

Dimensions (W x D x H)

20 ft (6,058 x 2,438 x 2,896 mm)

Järjestelmä Weight

43 t

Nominal Capacity

5,015.9 kWh

Akkukemia

LFP (LiFePO4)

Rated Energia (Charge/Discharge)

2,507.9 kW (0.5 P)

BMS Balancing Type

Active Balancing

Suojausluokka

IP55

Noise Level

<75 dB @ 1m

Fire Protection Järjestelmä

Aerosol + Sprinkler

Cooling Method

Liquid Cooling

Aster 5000 Tietolomake

Nominal Voltage

332.8 V

Nominal Capacity

104.4 kWh

Nominal Charge/Discharge Energia

52.2 kW (0.5 P)

Suojausluokka

IP67

Operating Temperature Range

-40 °C ~ 50 °C*

Weight

670 kg

Dimensions (W × D × H)

790 x 2.210 x 245 mm

*The recommended operating temperature range is 15–35 °C. Extreme ambient temperatures may impact akku performance.