CLOU Electronics · utility-scale
CLOU Electronics Aqua-C2.5 Mini
shippingmodular blockAC block (PCS integrated)liquid-cooledLFP · 314 AhBNEF Tier 1
Everything below comes from what CLOU Electronics publishes about the Aqua-C2.5 Mini: 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 |
|---|---|---|---|
| Aqua-C2.5S-2089-500-4h (5P416S) | 2.089 MWh | 500 kW | 4 h |
| Aqua-C2.5S-2508-625-4h (6P416S) | 2.508 MWh | 625 kW | 4 h |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | 314 Ah |
| Cell configuration | 5P416S / 6P416S |
| Cell supplier | not published |
| Form factor | modular block |
| Block type | AC block (PCS integrated) |
| PCS integrated | yes |
| DC voltage | 1081.6–1497.6 V |
| Cooling | liquid-cooled |
| Ingress protection | IP66 |
| Operating temperature | -30…50 °C |
| Dimensions (L × W × H) | 3126 × 2438 × 2896 mm |
| Weight | 23 t |
| Energy density | not published |
| Round-trip efficiency | not published |
| Cycle life | not published |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | fire control alarm panel, smoke/heat detectors, gas detector, ventilation (NFPA 69), dry pipes with sprinklers, aerosol |
| Generation | 2.5 |
| Announced | 2025-12 |
Certifications
IEC 62933-5-2IEC 61000IEC 62619IEC 63056IEC 62477-1JETGR0004-1-2.1JETGR0005-1-1.0JEAC9701-2024JC-STAR
Key facts
- 10-ft AC/DC all-in-one container developed for Japan; 500 or 625 kVA integrated PCS at 550 Vac
- ≤ 23 000 kg (2089 kWh) / ≤ 25 000 kg (2508 kWh); IP66; IEEE 693 high design level; noise ≤ 75 dB @1 m
- Japanese grid-code compliance listed (JETGR0004/0005, JEAC9701-2024, JC-STAR); Modbus-TCP, IEC 104, IEC 61850
- First project: Aichi 2 MW/8 MWh commissioned 2025-12 (company news)
What CLOU Electronics 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 supplierEnergy densityRound-trip efficiencyCycle lifeCalendar lifeWarranty
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Sourcing quote for CLOU Electronics Aqua-C2.5 Mini
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: Aqua-C2.5 Mini — product page · Aqua-C2.5 Mini datasheet (PDF) · CLOU news — Smart Energy Week Tokyo 2026