Fluence · utility-scale
Fluence Gridstack (Fluence Cube)
legacymodular blockDC blockBNEF Tier 1
Everything below comes from what Fluence publishes about the Gridstack (Fluence Cube): 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 |
|---|---|---|---|
| not published | |||
Specifications
| Cell chemistry | not published |
|---|---|
| Cell capacity | not published |
| Cell configuration | not published |
| Cell supplier | not published |
| Form factor | modular block |
| Block type | DC block |
| PCS integrated | no |
| DC voltage | not published |
| Cooling | not published |
| Ingress protection | IP55 |
| Operating temperature | -30…45 °C |
| Dimensions (L × W × H) | 2566 × 2160 × 2549 mm |
| Weight | 8.2 t |
| Energy density | not published |
| Round-trip efficiency | not published |
| Cycle life | not published |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | fire detection and suppression system (solid aerosol, optional); CO gas detection; deflagration panels |
| Generation | Gen6 |
| Announced | not published |
Key facts
- Fluence Cube building block: 2,549 x 2,566 x 2,160 mm (long duration) / 2,257 mm deep (short duration); 8,200 / 8,550 kg
- Cooling: air or liquid cooled (Tech Spec TS-006-07-EN); enclosure NEMA 3R, IP55
- System level: rated AC power 2 MW – 500+ MW, 1–6+ h, response down to 150 ms, availability >97%
- Chemistry stated only as 'advanced lithium ion sealed cells'; per-cube energy not published
- Still listed on fluenceenergy.com; superseded by Gridstack Pro (2023) and Smartstack (2025)
What Fluence 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 chemistryCell capacityCell configurationCell supplierDC voltageCoolingEnergy densityRound-trip efficiencyCycle lifeCalendar lifeWarrantyAnnounced
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Sourcing quote for Fluence Gridstack (Fluence Cube)
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: Fluence — Gridstack · Fluence Gridstack Tech Spec TS-006-07-EN (PDF)