Wärtsilä Energy Storage · utility-scale
Wärtsilä Energy Storage GridSolve Quantum3
announced20 ft containerAC block (PCS integrated)liquid-cooledBNEF Tier 1
Everything below comes from what Wärtsilä Energy Storage publishes about the GridSolve Quantum3: 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 |
|---|---|---|---|
| 5016 kWh AC block (0.1–0.5 C) | 5.016 MWh | not published | not published |
Specifications
| Cell chemistry | not published |
|---|---|
| Cell capacity | not published |
| Cell configuration | not published |
| Cell supplier | not published |
| Form factor | 20 ft container |
| Block type | AC block (PCS integrated) |
| PCS integrated | yes |
| DC voltage | 1164–1498 V |
| Cooling | liquid-cooled |
| Ingress protection | not published |
| Operating temperature | -30…50 °C |
| Dimensions (L × W × H) | 6410 × 2440 × 2890 mm |
| Weight | 44 t |
| Energy density | not published |
| Round-trip efficiency | not published |
| Cycle life | not published |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | integrated fire detection & suppression; Active Ignition Mitigation System (AIMS) |
| Generation | 2024 |
| Announced | 2024-09 |
Certifications
UL 9540A – Unit-level and container-level fire testingNFPA 855 (2023 & 2026 editions)Large-Scale Fire Test – Third-party validated (CSA/ANSI C800:25)Active Ignition Mitigation System (AIMS) TestingIEC 62443-4Noise Compliance Testing
Key facts
- 5,016 kWh nominal in a 20 ft high-cube ISO container with internal string inverters (AC block); solution sheet lists availability 2026
- Nominal C-rate 0.1–0.5 C; string inverter rating 500 kVA (2 × 250 kVA); nominal 1331 VDC, range 1164–1498 VDC
- Weight 44,000 kg; installed footprint 6.41 × 2.44 × 2.89 m; water/glycol coolant; -30…+50 °C
- Fire tests completed Nov 2025: UL 9540A unit-level, large-scale fire test (fire burned 22+ h without unit-to-unit propagation), AIMS explosion mitigation — witnessed by CSA Group
- Proprietary BMS engineered in the US; IEC 62443-4 cybersecurity; GEMS Digital Energy Platform
What Wärtsilä Energy Storage 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 supplierIngress protectionEnergy densityRound-trip efficiencyCycle lifeCalendar lifeWarranty
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Sourcing quote for Wärtsilä Energy Storage GridSolve Quantum3
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: Quantum3 solution sheet (PDF) · Wärtsilä introduces Quantum3 (press release 2024-09-04) · Wärtsilä sets new fire safety benchmark with Quantum3 (2025-11-17) · GridSolve BESS portfolio page