AlphaESS · utility-scale
AlphaESS Aster 5000
shipping20 ft containerDC blockliquid-cooledLFPBNEF Tier 1
Everything below comes from what AlphaESS publishes about the Aster 5000: the datasheet, the product page and press releases. Where a figure is not published, the field says so — we do not estimate.
Variants
Energy figures are nominal (beginning of life) as published by the manufacturer. One model, several duration options — the same enclosure with different power ratings.
| Variants | Energy | Power | Duration |
|---|---|---|---|
| Aster 5000 (AlphaCS-H20-DC-LC-EX, 12 clusters, 0.5 P) | 5.016 MWh | 2.508 MW | 2 h |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | not published |
| Cell configuration | not published |
| Cell supplier | not published |
| Form factor | 20 ft container |
| Block type | DC block |
| PCS integrated | no |
| DC voltage | 1331.2 (rated) V |
| Cooling | liquid-cooled |
| Ingress protection | IP55 |
| Operating temperature | -40…50 (battery module) °C |
| Dimensions (L × W × H) | 6058 × 2438 × 2896 mm |
| Weight | 43 t |
| Energy density | not published |
| Round-trip efficiency | not published |
| Cycle life | not published |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | aerosol + sprinkler (redundant dual-extinguishing) + explosion relief panel |
| Generation | V01 (2025-05) |
| Announced | not published |
Certifications
IEC 62619IEC 62477IEC 61000IEC 62933UL 9540AUL 1973NFPA 69
Key facts
- 1500 V liquid-cooled 20 ft DC container: 5015.9 kWh, 2507.9 kW at 0.5 P, 12 clusters in parallel
- 104.4 kWh M332314-104S-EX modules (332.8 V, 670 kg, IP67), active-balancing BMS
- 43 t, ≤75 dB at 1 m, back-to-back layout
- Cycle life, RTE and cell format not stated in datasheet
What AlphaESS does not publish for this model
These fields are empty because no public datasheet or release states them. That is information too: ask for these numbers before you shortlist.
Cell capacityCell configurationCell supplierEnergy densityRound-trip efficiencyCycle lifeCalendar lifeWarrantyAnnounced
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Compare
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Sourcing quote for AlphaESS Aster 5000
Coloprice is published by Dream View, a China-sourcing company. For commercial-scale projects we buy BESS containers factory-direct — verified manufacturer, certification review, pre-shipment inspection, export and freight — for a flat 10% fee.
Sources: AlphaESS — Aster 5000 product page · Aster 5000 datasheet (PDF)