Manufacturer · China
Jinko ESS
BNEF Tier 1Jinko ESS is the energy-storage arm of JinkoSolar, established as a separate company in December 2022. It sells the SunTera 20-ft utility-scale DC container line (5.01 MWh with 314 Ah cells, 6.25 MWh with 588 Ah cells) and the SunGiga all-in-one liquid-cooled C&I cabinets (215/261/522 kWh with integrated PCS), built on proprietary LFP cells.
- Country
- China
- Headquarters
- Haining, Jiaxing, Zhejiang
- Founded
- 2022
- Official website
- jinkoess.com
- Segments
- utility-scale · commercial & industrial
- Makes its own cells
- yes
- BNEF Tier 1
- BNEF Tier 1 (bankability list)
Model
5
5 models
Classes represented
5 MWh 20 ft containers6 MWh+ 20 ft containersAC blocks (PCS integrated)C&I cabinetsLiquid-cooled utility systems
Jinko ESS models in the catalog
Sorted by maximum published energy. Click a model for all variants, the full specification and the list of fields Jinko ESS does not publish.
| Model | Segment | Form factor | Max energy | Max power | Cooling | Chemistry | Cell Ah | AC/DC | Status | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|
| SunTera G3 (JKE-6251K-LAA) | utility-scale | 20 ft container | 6.25 MWh | 3.125 MW | liquid-cooled | LFP | 588 | DC | shipping | |
| SunTera G2 (JKE-5015K-2H-LAA) | utility-scale | 20 ft container | 5.015 MWh | 2.508 MW | liquid-cooled | LFP | 314 | DC | shipping | |
| SunGiga G2 Plus (JKS-520KLAA-125PLAA) | commercial & industrial | cabinet | 522 kWh | 125 kW | liquid-cooled | LFP | 314 | AC | shipping | |
| SunGiga G2 (JKS-261KLAA-125PLAB) | commercial & industrial | cabinet | 261 kWh | 135 kW | liquid-cooled | LFP | 314 | AC | shipping | |
| SunGiga 215 kWh (JKS-215KLAA-100PLAAB) | commercial & industrial | cabinet | 215 kWh | 100 kW | liquid-cooled | LFP | 280 | AC | legacy |
About Jinko ESS
Jinko ESS Technology Co., Ltd. is the storage subsidiary of JinkoSolar, formally established in December 2022 with manufacturing in Haining (Zhejiang); the company states 30 GWh of annual system capacity and 5 GWh of in-house cell capacity, plus a joint cell factory with EVE Energy in production since 2025. Its utility line is the SunTera 20-ft liquid-cooled DC container: SunTera G2 (5.01 MWh, 314 Ah LFP, 1P416Sx12) and SunTera G3 (6.25 MWh, 588 Ah LFP, 1P416Sx8), both without integrated PCS. The C&I line, SunGiga, is a family of all-in-one cabinets with battery, BMS, PCS and fire protection in one IP55 enclosure: 215 kWh/100 kW (280 Ah cells, older), 261 kWh/125 kW and 522 kWh/125 kW (314 Ah cells). All systems are liquid-cooled and use aerosol or gas plus water sprinkler suppression. Published certifications include UL 9540A, UL 9540, UL 1973, IEC 62619, IEC 62477 and NFPA 68/69/855 (varies by model). Regional entities operate in Europe, Australia, Japan, Chile, India and the US. Not disclosed on the datasheets: cycle life and calendar life for the SunTera containers, warranty terms, DC/AC round-trip efficiency in the datasheets (only marketing ranges on product pages), and energy density.
Photo policy
Jinko ESS publishes no image licence or press kit, so model cards show a schematic illustration instead of a manufacturer photo. Photos will be added only with written permission.
No press-kit or media-terms page found on jinkoess.com; product images are taken from product pages only.
Sources
Manufacturer documents used for this record. Model-level sources are listed on each model card.
- Jinko ESS — Products — https://www.jinkoess.com/en/site/product
- Jinko ESS — Company Profile / Development History — https://www.jinkoess.com/en/site/about-us
- JinkoSolar — ESS overview — https://www.jinkosolar.com/en/site/ess
- Jinko ESS Australia — product portfolio — https://jinkosolarenergystorage.com.au/product-portfolio/