Great Power · commercial & industrial
Great Power Magna-C&I-520 (Qingtian 520)
shippingcabinetAC block (PCS integrated)liquid-cooledLFP · 314 AhBNEF Tier 1
Everything below comes from what Great Power publishes about the Magna-C&I-520 (Qingtian 520): 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 |
|---|---|---|---|
| 522 kWh, 125/125/250 kW (≤0.5P) | 522 kWh | 250 kW | 2 h |
Specifications
| Cell chemistry | LFP |
|---|---|
| Cell capacity | 314 Ah |
| Cell configuration | 260S2P |
| Cell supplier | not published |
| Form factor | cabinet |
| Block type | AC block (PCS integrated) |
| PCS integrated | yes |
| DC voltage | 728–936 (nominal 832) V |
| Cooling | liquid-cooled |
| Ingress protection | not published |
| Operating temperature | not published |
| Dimensions (L × W × H) | not published |
| Weight | not published |
| Energy density | not published |
| Round-trip efficiency | 88% |
| Cycle life | 8,000 · ≥8000 (25 °C, 0.5C, EOL70%) |
| Calendar life | not published |
| Warranty | not published |
| Fire suppression | not published |
| Generation | 2025 |
| Announced | 2025-04 |
Certifications
UL 9540ANFPA 855
Key facts
- AC-coupled C&I cabinet: 522 kWh, 260S2P of 314 Ah cells, 400 V @50/60 Hz output, rated charge/discharge power 125/125/250 kW
- Cycle life ≥8000 (25 °C, 0.5C, EOL 70%); system efficiency ≥88% (25 °C); DOD 0–100%
- Battery cabinet 1175×1500×2500 mm plus separate combiner cabinet 1050×1100×1800 mm (as printed in brochure); noise ≤75 dB; altitude ≤2000 m
- Marketed in China as 'Qingtian 520' / 'Great One 520', shown at ESIE and CIBF 2025
- IP rating, weight and full certification list not published
What Great Power 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 supplierIngress protectionOperating temperatureDimensions (L × W × H)WeightEnergy densityCalendar lifeWarrantyFire suppression
Similar systems from other manufacturers
Gotion High-Tech
Gotion Edge X-522 all-in-one (ESD832-05P522-G)
522 kWh · cabinet · liquid-cooled
Jinko ESS
SunGiga G2 Plus (JKS-520KLAA-125PLAA)
522 kWh · cabinet · liquid-cooled
Pylontech
OPTIM US L520-OMNI
522 kWh · cabinet · liquid-cooled
Pylontech
OPTIM US A100-HY
520 kWh · cabinet · air-cooled
Sourcing quote for Great Power Magna-C&I-520 (Qingtian 520)
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: Great Power — Company Introduction brochure, June 2026 (PDF), pp. 49–50 · Great Power — 2025 H1 exhibition recap (Qingtian 520) · Great Power — About Us (Great One 520 launch, 2025)