BESS comparison
CATL TENER vs Great Power Max-20HC-5000
Both columns come from what CATL and Great Power publish. Fields either maker does not publish are marked «not published»; we do not estimate or rank.
CATL
TENER
6.25 MWh
20 ft containerliquid-cooledLFPshipping
Great Power
Max-20HC-5000
5 MWh
20 ft containerliquid-cooledLFPshipping
Specifications side by side
| Field | CATL TENER | Great Power Max-20HC-5000 |
|---|---|---|
| Max energy per enclosure | 6.25 MWh | 5 MWh |
| Max power per enclosure | 3.126 MW | 2.5 MW |
| Published durations | 2 h | 2 h |
| Segment | utility-scale | utility-scale |
| Status | shipping | shipping |
| Cell chemistry | LFP | LFP |
| Cell capacity | 587 Ah | 314 Ah |
| Cell configuration | 1P104S×4×8P (pack 1P104S, 4 packs per rack = 1P416S, 8 racks in parallel) | 1P416S ×12 |
| 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 | 1331.2 rated; 1040–1500 range V | 1164.8–1497.8 V |
| Cooling | liquid-cooled | liquid-cooled |
| Ingress protection | not published | IP55 |
| Operating temperature | -30…55 °C | -35…60 (discharge), -30…50 (charge) °C |
| Dimensions (L × W × H) | not published | 6058 × 2438 × 2896 mm |
| Weight | 45 t | 46 t |
| Energy density | not published | not published |
| Round-trip efficiency | not published | 95% |
| Cycle life | 8,000 · Cell-level figure from CATL 2026 brochure: 587 Ah cell ≥8,000 cycles (25 °C, 0.5P/0.5P, 70% SOH). System-level cycle life not published; CATL claims zero capacity/power degradation in first five years. | not published |
| Calendar life | not published | not published |
| Warranty | not published | not published |
| Fire suppression | not published | aerosol + water |
| Generation | TENER (2024); Chinese market designation 天恒 C2-L625 | 2024 |
| Announced | 2024-04 | 2024-09 |
| Certifications | GB 44240-2024, GB/T 34131-2023, GB/T 36276-2023, GB/T 44026-2024 | GB/T 36276, IEC 61000, IEC 62619, IEC 62933, NFPA 68, NFPA 69, NFPA 72, NFPA 855, UL 1973, UL 9540, UL 9540A |
| Public datasheet | yes | 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: TENER — 6.25 MWh; Max-20HC-5000 — 5 MWh
- Max power per enclosure: TENER — 3.126 MW; Max-20HC-5000 — 2.5 MW
- Cell capacity: TENER — 587 Ah; Max-20HC-5000 — 314 Ah
- Cell configuration: TENER — 1P104S×4×8P (pack 1P104S, 4 packs per rack = 1P416S, 8 racks in parallel); Max-20HC-5000 — 1P416S ×12
- DC voltage: TENER — 1331.2 rated; 1040–1500 range V; Max-20HC-5000 — 1164.8–1497.8 V
- Operating temperature: TENER — -30…55 °C; Max-20HC-5000 — -35…60 (discharge), -30…50 (charge) °C
- Weight: TENER — 45 t; Max-20HC-5000 — 46 t
- Generation: TENER — TENER (2024); Chinese market designation 天恒 C2-L625; Max-20HC-5000 — 2024
- Announced: TENER — 2024-04; Max-20HC-5000 — 2024-09
- Certifications: TENER — GB 44240-2024, GB/T 34131-2023, GB/T 36276-2023, GB/T 44026-2024; Max-20HC-5000 — GB/T 36276, IEC 61000, IEC 62619, IEC 62933, NFPA 68, NFPA 69, NFPA 72, NFPA 855, UL 1973, UL 9540, UL 9540A
Published by only one of the two: Ingress protection, Dimensions (L × W × H), Round-trip efficiency, Cycle life, Fire suppression.
Variants
CATL TENER variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| 6.25 MWh 0.5P (2 × 1562.82 kW); brochure states 2 h/4 h system compatibility | 6.25 MWh | 3.126 MW | 2 h |
Great Power Max-20HC-5000 variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| 5.0 MWh @0.5C (≤417 kW ×6 / 1.25 MW ×2) | 5 MWh | 2.5 MW | 2 h |
Full model cards
Open CATL TENER →Open Great Power Max-20HC-5000 →
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