Envision Energy · utility-scale
Envision Energy ENS-L Liquid-Cooled Modular Cabinet System
legacycabinetDC blockliquid-cooledLFP · 305 AhBNEF Tier 1
Everything below comes from what Envision Energy publishes about the ENS-L Liquid-Cooled Modular Cabinet System: 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 |
|---|---|---|---|
| ENS-L-4470 (LFP 280 Ah, 6+6 racks, 1 h) | 4.47 MWh | not published | 1 h |
| ENS-L-7300 (LFP 305 Ah, 9+9 racks, 2 h) | 7.3 MWh | not published | 2 h |
| ENS-L-9750 (LFP 305 Ah, 12+12 racks, 3–4 h) | 9.75 MWh | not published | not published |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | 305 Ah |
| Cell configuration | not published |
| Cell supplier | not published |
| Form factor | cabinet |
| Block type | DC block |
| PCS integrated | no |
| DC voltage | 1165–1500 V |
| Cooling | liquid-cooled |
| Ingress protection | not published |
| Operating temperature | not published |
| Dimensions (L × W × H) | not published |
| Weight | not published |
| Energy density | not published |
| Round-trip efficiency | not published |
| Cycle life | 10,000 · Brochure: 'LFP 280 Ah & 305 Ah cells 8000 to 10000 cycles'; Gen 3 timeline: 305 Ah, 10000 cycles — test conditions not stated |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | Pack-level fire suppression with perfluorohexanone system + explosion-proof ventilation + 1-hour fire rating + backup water fire protection (optional) |
| Generation | 2024 brochure: Gen 3 (cabinet solution) |
| Announced | not published |
Certifications
UL 9540AUL 1973IEC 62619IEC 62933
Key facts
- Modular liquid-cooled cabinet rows on 280/305 Ah LFP cells, 1165–1500 V; brochure timeline dates the 305 Ah 'Cabinet Solution' (406 kWh module / 7.3 MWh) to 2021 Q2
- Brochure sizes: ENS-L-4470 9070 × 3200 × 2500 mm, 30 t; ENS-L-7300 13200 × 3200 × 2500 mm, 40 t; ENS-L-9750 17440 × 3200 × 2500 mm, 53 t (l × h × w as printed)
- Deployed with 305 Ah cells at Wormald Green / Hawthorn Pit (33 MW/66 MWh, 49.9 MW/99.8 MWh) and Whitebirk (25 MW/50 MWh), UK, with SingleSkid/TwinSkid AC solutions
- Brochure states only charge/discharge duration (1 h / 2 h / 3–4 h), no power rating; pack-level perfluorohexanone fire suppression
- Not shown on the current envision-group.com product page (Gen 7 / Gen 8 only); treated as legacy
What Envision Energy 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 configurationCell supplierIngress protectionOperating temperatureDimensions (L × W × H)WeightEnergy densityRound-trip efficiencyCalendar lifeWarrantyAnnounced
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Sourcing quote for Envision Energy ENS-L Liquid-Cooled Modular Cabinet System
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: Envision Energy India — Smart BESS Product Brochure 2024 (PDF), pp. 15–16 · Envision Energy India — Products · Envision Energy — Energy Storage System (UK 305 Ah cases)