Jinko ESS · commercial & industrial
Jinko ESS SunGiga G2 (JKS-261KLAA-125PLAB)
shippingcabinetAC block (PCS integrated)liquid-cooledLFP · 314 AhBNEF Tier 1
Everything below comes from what Jinko ESS publishes about the SunGiga G2 (JKS-261KLAA-125PLAB): the datasheet, the product page and press releases. Where a figure is not published, the field says so — we do not estimate.
Variants
Energy figures are nominal (beginning of life) as published by the manufacturer. One model, several duration options — the same enclosure with different power ratings.
| Variants | Energy | Power | Duration |
|---|---|---|---|
| 261 kWh / 125 kW | 261 kWh | 125 kW | 2 h |
| 261 kWh / 135 kW (IEC datasheet option) | 261 kWh | 135 kW | 2 h |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | 314 Ah |
| Cell configuration | 1P260S |
| Cell supplier | not published |
| Form factor | cabinet |
| Block type | AC block (PCS integrated) |
| PCS integrated | yes |
| DC voltage | 702–936 V |
| Cooling | liquid-cooled |
| Ingress protection | IP55 |
| Operating temperature | -30…55 (derating >45) °C |
| Dimensions (L × W × H) | 1100 × 1430 × 2400 mm |
| Weight | 2.9 t |
| Energy density | not published |
| Round-trip efficiency | 89% |
| Cycle life | not published |
| Calendar life | 15 y |
| Warranty | not published |
| Fire suppression | System aerosol gas extinguisher + smoke detection + temperature sensing + flammable gas detection + explosion-proof intake & exhaust ventilation + explosion vent |
| Generation | G2 |
| Announced | 2024-10 |
Certifications
IEC 62619IEC 62477IEC 60730IEC 63056IEC 61000IEC 62040IEC 62933UN 38.3UL 9540AAS/NZS 4777.2
Key facts
- All-in-one 1000 V cabinet: 5 packs, 261 kWh, 125 kW AC (IEC sheet: 135/125 kW)
- Proprietary 314 Ah LFP cells, 1P260S, 0.5P max charge/discharge
- Up to 12 cabinets in parallel; grid-tied and island modes, ≤20 ms switching
- System RTE ≥89%; system life ≥15 years (product page)
- Weight 2,850 kg; 1.5 m² footprint; corrosion class C5
What Jinko ESS does not publish for this model
These fields are empty because no public datasheet or release states them. That is information too: ask for these numbers before you shortlist.
Cell supplierEnergy densityCycle lifeWarranty
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Sourcing quote for Jinko ESS SunGiga G2 (JKS-261KLAA-125PLAB)
Coloprice is published by Dream View, a China-sourcing company. For commercial-scale projects we buy BESS containers factory-direct — verified manufacturer, certification review, pre-shipment inspection, export and freight — for a flat 10% fee.
Sources: SunGiga G2 datasheet (AU 2026 A1) · SunGiga JKS-261KLAA-125PLAB(C) datasheet (IEC, 2025) · Jinko ESS — SunGiga G2 product page