BESS comparison
AlphaESS Aster 5000 vs Trina Storage Elementa 2
Both columns come from what AlphaESS and Trina Storage publish. Fields either maker does not publish are marked «not published»; we do not estimate or rank.
AlphaESS
Aster 5000
5.016 MWh
20 ft containerliquid-cooledLFPshipping
Trina Storage
Elementa 2
5.015 MWh
20 ft containerliquid-cooledLFPshipping
Specifications side by side
| Field | AlphaESS Aster 5000 | Trina Storage Elementa 2 |
|---|---|---|
| Max energy per enclosure | 5.016 MWh | 5.015 MWh |
| Max power per enclosure | 2.508 MW | not published |
| Published durations | 2 h | not published |
| Segment | utility-scale | utility-scale |
| Status | shipping | shipping |
| Cell chemistry | LFP | LFP |
| Cell capacity | not published | 314 Ah |
| Cell configuration | not published | 1P416S12P |
| 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) V | 1123.2–1497.6 V |
| Cooling | liquid-cooled | liquid-cooled |
| Ingress protection | IP55 | IP55 (container, excl. TMS); IP67 module |
| Operating temperature | -40…50 (battery module) °C | -30…50 °C |
| Dimensions (L × W × H) | 6058 × 2438 × 2896 mm | 6058 × 2438 × 2896 mm |
| Weight | 43 t | 42.5 t |
| Energy density | not published | not published |
| Round-trip efficiency | not published | not published |
| Cycle life | not published | 10,000 · Datasheet claim: 'up to 10,000 cycles with 0 degradation in first half year'; test conditions not published |
| Calendar life | not published | not published |
| Warranty | not published | not published |
| Fire suppression | aerosol + sprinkler (redundant dual-extinguishing) + explosion relief panel | automatic aerosol-based fire suppression system; water-based suppression optional; heat/smoke/gas sensors, active ventilation |
| Generation | V01 (2025-05) | 2 |
| Announced | not published | not published |
| Certifications | IEC 61000, IEC 62477, IEC 62619, IEC 62933, NFPA 69, UL 1973, UL 9540A | CE, IEC 61000-6-2/4, IEC 62477-1, IEC 62619, IEC 62933-5-2, IEC 63056, UL 1973, UL 9540, UL 9540A, UN38.3 |
| 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: Aster 5000 — 5.016 MWh; Elementa 2 — 5.015 MWh
- DC voltage: Aster 5000 — 1331.2 (rated) V; Elementa 2 — 1123.2–1497.6 V
- Ingress protection: Aster 5000 — IP55; Elementa 2 — IP55 (container, excl. TMS); IP67 module
- Operating temperature: Aster 5000 — -40…50 (battery module) °C; Elementa 2 — -30…50 °C
- Weight: Aster 5000 — 43 t; Elementa 2 — 42.5 t
- Fire suppression: Aster 5000 — aerosol + sprinkler (redundant dual-extinguishing) + explosion relief panel; Elementa 2 — automatic aerosol-based fire suppression system; water-based suppression optional; heat/smoke/gas sensors, active ventilation
- Generation: Aster 5000 — V01 (2025-05); Elementa 2 — 2
- Certifications: Aster 5000 — IEC 61000, IEC 62477, IEC 62619, IEC 62933, NFPA 69, UL 1973, UL 9540A; Elementa 2 — CE, IEC 61000-6-2/4, IEC 62477-1, IEC 62619, IEC 62933-5-2, IEC 63056, UL 1973, UL 9540, UL 9540A, UN38.3
Published by only one of the two: Max power per enclosure, Published durations, Cell capacity, Cell configuration, Cycle life.
Variants
AlphaESS Aster 5000 variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| Aster 5000 (AlphaCS-H20-DC-LC-EX, 12 clusters, 0.5 P) | 5.016 MWh | 2.508 MW | 2 h |
Trina Storage Elementa 2 variants
| Variants | Energy | Power | Duration |
|---|---|---|---|
| 5.015 MWh (314 Ah, 12 racks × 4 modules), 2–4 h | 5.015 MWh | not published | not published |
| 4.073 MWh (306 Ah, 1P416S10P, 10 racks × 4 packs), 2–6 h | 4.073 MWh | not published | not published |
Full model cards
Open AlphaESS Aster 5000 →Open Trina Storage Elementa 2 →
Other comparisons
Gotion High-Tech Gotion Grid 5 MWh (ESD1331-05P5015) vs AlphaESS Aster 5000Gotion High-Tech Gotion Grid 5 MWh (ESD1331-05P5015) vs Trina Storage Elementa 2Pylontech Container L5000-BAT vs AlphaESS Aster 5000Pylontech Container L5000-BAT vs Trina Storage Elementa 2Sunwoda Energy NoahX 2.0 (NoahX-1500/4170, NoahX-1500/5015-L2) vs AlphaESS Aster 5000Sunwoda Energy NoahX 2.0 (NoahX-1500/4170, NoahX-1500/5015-L2) vs Trina Storage Elementa 2CATL TENER vs AlphaESS Aster 5000CATL TENER vs Trina Storage Elementa 2