e-STORAGE (Canadian Solar) · utility-scale
e-STORAGE (Canadian Solar) FlexBank 1.0 (CSI-FlexBank-S-8360 / C-1672)
announcedmodular blockDC blockliquid-cooledLFP · 314 AhBNEF Tier 1
Everything below comes from what e-STORAGE (Canadian Solar) publishes about the FlexBank 1.0 (CSI-FlexBank-S-8360 / C-1672): 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 |
|---|---|---|---|
| Flex Block S-8360-2h (5 cabinets, 0.5P) | 8.36 MWh | 4.18 MW | 2 h |
| Flex Block S-8360-4h (5 cabinets, 0.25P) | 8.36 MWh | 2.09 MW | 4 h |
| Flex Cabinet C-1672-2h (0.5P) | 1.672 MWh | 836 kW | 2 h |
| Flex Cabinet C-1672-4h (0.25P) | 1.672 MWh | 418 kW | 4 h |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | 314 Ah |
| Cell configuration | 1P104S module, 4×4×1P104S per Flex Cabinet, 5 cabinets per Flex Block |
| Cell supplier | not published |
| Form factor | modular block |
| Block type | DC block |
| PCS integrated | no |
| DC voltage | 1164.8–1497.6 (nominal 1331.2) V |
| Cooling | liquid-cooled |
| Ingress protection | IP55 / NEMA 3R |
| Operating temperature | -30…55 (derating from 45) °C |
| Dimensions (L × W × H) | 10510 × 2724 × 3150 mm |
| Weight | 68 t |
| Energy density | not published |
| Round-trip efficiency | 93% |
| Cycle life | not published |
| Calendar life | 20 y |
| Warranty | not published |
| Fire suppression | Aerosol-based suppression system; dry pipe sprinkler system (options); combustible gas detector with active ventilation |
| Generation | 1.0 |
| Announced | 2025-09 |
Certifications
IEC 62619IEC 63056IEC 62477-1IEC 62933-5-2IEC 61000-6-2UL 9540ANFPA 69NFPA 855UN38.3/UN3536
Key facts
- Modular open-frame Flex Cabinets (1,672 kWh, ~13,000 kg each) on a Flex Mount Skid; 5-cabinet Flex Block = 8,360 kWh, 10,510×2,724×3,150 mm, ~68,000 kg
- 314 Ah LFP cells shared with SolBank 3.0 supply chain; 4,180 kW (2 h) or 2,090 kW (4 h) per block; DC RTE 93% / 94%
- Side-by-side and back-to-back installation; compatible with major inverter solutions
- Launched at RE+ Las Vegas Sept 2025, 'expected to be ready for deployment in 2026'; up to 20-year lifespan
- Cycle life and warranty not published
What e-STORAGE (Canadian Solar) 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 densityCycle lifeWarranty
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Sourcing quote for e-STORAGE (Canadian Solar) FlexBank 1.0 (CSI-FlexBank-S-8360 / C-1672)
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: FlexBank 1.0 datasheet v1.2 EN (Jan 2026) · e-STORAGE — FlexBank product page · e-STORAGE press release — FlexBank 1.0 launch at RE+ 2025 (2025-09-04)