BESS comparison
CALB 20ft 5MWh High-Voltage Liquid-Cooled Container ESS vs Pylontech Container L5000-BAT
Both columns come from what CALB and Pylontech publish. Fields either maker does not publish are marked «not published»; we do not estimate or rank.
CALB
20ft 5MWh High-Voltage Liquid-Cooled Container ESS
5 MWh
20 ft containerliquid-cooledLFPshipping
Pylontech
Container L5000-BAT
5.016 MWh
20 ft containerliquid-cooledLFPshipping
Specifications side by side
| Field | CALB 20ft 5MWh High-Voltage Liquid-Cooled Container ESS | Pylontech Container L5000-BAT |
|---|---|---|
| Max energy per enclosure | 5 MWh | 5.016 MWh |
| Max power per enclosure | not published | 2.5 MW |
| Published durations | not published | 2 h · 3.3 h |
| Segment | utility-scale | utility-scale |
| Status | shipping | shipping |
| Cell chemistry | LFP | LFP |
| Cell capacity | 314 Ah | not published |
| Cell configuration | not published | not published |
| Cell supplier | not published | not published |
| Form factor | 20 ft container | 20 ft container |
| Block type | DC block | DC block |
| PCS integrated | no | no |
| DC voltage | not published | 1164–1497 V |
| Cooling | liquid-cooled | liquid-cooled |
| Ingress protection | not published | IP55 |
| Operating temperature | not published | -20…50 °C |
| Dimensions (L × W × H) | not published | 6058 × 2438 × 2896 mm |
| Weight | not published | 43 t |
| Energy density | not published | not published |
| Round-trip efficiency | 95% | not published |
| Cycle life | not published | 8,500 · Cycle Life >8500, Depth of Discharge 98% (single string); test conditions not stated |
| Calendar life | 15 y | not published |
| Warranty | not published | not published |
| Fire suppression | pack-level detection and suppression (one detector and one suppression unit per pack); system-level immersion water fire protection | aerosol |
| Generation | 314Ah / 1P104S | M7-20ft |
| Announced | not published | not published |
| Certifications | not published | CE, IEC 62040-1, IEC 62619, UL 1973, UL 9540A, VDE 2510-50 |
| Public datasheet | no | yes |
Where they differ
Only fields both manufacturers publish and where the values are not identical. Not a judgement — the right choice depends on the project.
- Max energy per enclosure: 20ft 5MWh High-Voltage Liquid-Cooled Container ESS — 5 MWh; Container L5000-BAT — 5.016 MWh
- Fire suppression: 20ft 5MWh High-Voltage Liquid-Cooled Container ESS — pack-level detection and suppression (one detector and one suppression unit per pack); system-level immersion water fire protection; Container L5000-BAT — aerosol
- Generation: 20ft 5MWh High-Voltage Liquid-Cooled Container ESS — 314Ah / 1P104S; Container L5000-BAT — M7-20ft
- Public datasheet: 20ft 5MWh High-Voltage Liquid-Cooled Container ESS — no; Container L5000-BAT — yes
Published by only one of the two: Max power per enclosure, Published durations, Cell capacity, DC voltage, Ingress protection, Operating temperature, Dimensions (L × W × H), Weight, Round-trip efficiency, Cycle life, Calendar life, Certifications.
Variants
CALB 20ft 5MWh High-Voltage Liquid-Cooled Container ESS variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| 5 MWh | 5 MWh | not published | not published |
Pylontech Container L5000-BAT variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| M7-20ft-5MWh at 0.5C | 5.016 MWh | 2.5 MW | 2 h |
| Min. configuration 3344kWh/1000kW | 3.344 MWh | 1 MW | 3.3 h |
Full model cards
Open CALB 20ft 5MWh High-Voltage Liquid-Cooled Container ESS →Open Pylontech Container L5000-BAT →
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