BESS comparison
CATL TENER vs CLOU Electronics Aqua-C3.0 (S/H Version)
Both columns come from what CATL and CLOU Electronics 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
CLOU Electronics
Aqua-C3.0 (S/H Version)
6.251 MWh
20 ft containerliquid-cooledLFPshipping
Specifications side by side
| Field | CATL TENER | CLOU Electronics Aqua-C3.0 (S/H Version) |
|---|---|---|
| Max energy per enclosure | 6.25 MWh | 6.251 MWh |
| Max power per enclosure | 3.126 MW | 3.125 MW |
| Published durations | 2 h | 2 h · 4 h |
| Segment | utility-scale | utility-scale |
| Status | shipping | shipping |
| Cell chemistry | LFP | LFP |
| Cell capacity | 587 Ah | 587 Ah |
| Cell configuration | 1P104S×4×8P (pack 1P104S, 4 packs per rack = 1P416S, 8 racks in parallel) | 1P416S×8 (8P416S) |
| Cell supplier | not published | not published |
| Form factor | 20 ft container | 20 ft container |
| Block type | DC block | AC block (PCS integrated) |
| PCS integrated | no | yes |
| DC voltage | 1331.2 rated; 1040–1500 range V | 1123.2–1497.6 V |
| Cooling | liquid-cooled | liquid-cooled |
| Ingress protection | not published | IP55 |
| Operating temperature | -30…55 °C | -30…50 (55 optional on H) °C |
| Dimensions (L × W × H) | not published | 6058 × 2438 × 2896 mm |
| Weight | 45 t | 47 t |
| Energy density | not published | not published |
| Round-trip efficiency | not published | not published |
| 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 | smoke/heat detectors, FACP, ventilation (NFPA 69), dry pipes with sprinklers, aerosol (optional on S), deflagration vent panel (optional) |
| Generation | TENER (2024); Chinese market designation 天恒 C2-L625 | 3.0 |
| Announced | 2024-04 | 2025-06 |
| Certifications | GB 44240-2024, GB/T 34131-2023, GB/T 36276-2023, GB/T 44026-2024 | CE, CEI 0-16, EN 50549, EN 62477-1, G99, IEC 61000, IEC 62477-1, IEC 62619, IEC 62933, IEC 62993-5-2, IEC 63056, NTS 2.1, NTS SENP 1.1, UL 9540A, UN 38.3/UN 3536, VDE-AR-N 4110, VDE-AR-N 4120 |
| 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; Aqua-C3.0 (S/H Version) — 6.251 MWh
- Max power per enclosure: TENER — 3.126 MW; Aqua-C3.0 (S/H Version) — 3.125 MW
- Published durations: TENER — 2 h; Aqua-C3.0 (S/H Version) — 2 h · 4 h
- Cell configuration: TENER — 1P104S×4×8P (pack 1P104S, 4 packs per rack = 1P416S, 8 racks in parallel); Aqua-C3.0 (S/H Version) — 1P416S×8 (8P416S)
- Block type: TENER — DC block; Aqua-C3.0 (S/H Version) — AC block (PCS integrated)
- PCS integrated: TENER — no; Aqua-C3.0 (S/H Version) — yes
- DC voltage: TENER — 1331.2 rated; 1040–1500 range V; Aqua-C3.0 (S/H Version) — 1123.2–1497.6 V
- Operating temperature: TENER — -30…55 °C; Aqua-C3.0 (S/H Version) — -30…50 (55 optional on H) °C
- Weight: TENER — 45 t; Aqua-C3.0 (S/H Version) — 47 t
- Generation: TENER — TENER (2024); Chinese market designation 天恒 C2-L625; Aqua-C3.0 (S/H Version) — 3.0
- Announced: TENER — 2024-04; Aqua-C3.0 (S/H Version) — 2025-06
- Certifications: TENER — GB 44240-2024, GB/T 34131-2023, GB/T 36276-2023, GB/T 44026-2024; Aqua-C3.0 (S/H Version) — CE, CEI 0-16, EN 50549, EN 62477-1, G99, IEC 61000, IEC 62477-1, IEC 62619, IEC 62933, IEC 62993-5-2, IEC 63056, NTS 2.1, NTS SENP 1.1, UL 9540A, UN 38.3/UN 3536, VDE-AR-N 4110, VDE-AR-N 4120
Published by only one of the two: Ingress protection, Dimensions (L × W × H), 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 |
CLOU Electronics Aqua-C3.0 (S/H Version) variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| Aqua-C3.0H 6250 kWh / 3125 kW @0.5CP (DC, HV box) | 6.25 MWh | 3.125 MW | 2 h |
| Aqua-C3.0S 6251 kWh / 1563 kVA (string PCS) | 6.251 MWh | 1.563 MW | 4 h |
Full model cards
Open CATL TENER →Open CLOU Electronics Aqua-C3.0 (S/H Version) →
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