Sungrow & Sungrow PowerStack ST510CS-4h

Type of manufacturer:	ST510CS-4h
Manufacturer Art. No.:	A0SJ3311
Art. Nr.:	14591
Pieces per package unit:	1 per pallet
Battery type:	LFP
Installation location:	Outdoor
Usable capacity:	514 kWh
Power:	125 kW
Warranty:	5 years
Charging power:	125 kW
Discharging power:	125 kW
Communication:	Ethernet
Commercial storage type:	All-in-One

Prices are only visible to business customers upon successful registration.

Available from 15.09.2026

Product number: 14591

Prices are only visible to business customers upon successful registration.

Available from 15.09.2026

Product number: 14591

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Sungrow PowerStack ST510kWh-125kW-4h

The Sungrow PowerStack ST510CS-4H is a fully integrated commercial storage system for commercial and industrial applications. The system combines a high energy storage capacity of 514 kWh with a powerful 125 kW Inverter.

Thanks to intelligent liquid cooling, high cycle stability and comprehensive safety features, the PowerStack offers a reliable and low-maintenance storage solution for a wide range of applications such as peak shaving, load management, etc.

The compact design enables quick on-site installation and reduces project and integration costs. All key components, such as battery modules, BMS, liquid cooling, fire suppression technology and PCS, are fully integrated and harmoniously coordinated.

Upon delivery of the storage system,
the pre-commissioning checklist must be completed online via a provided link and submitted to Sungrow. Please then complete the online form for the IBN enquiry and submit it.
You will receive the necessary links from your designated Sales Manager.

Please check the certification requirements in the relevant country.

The Sungrow EMS300CP EMS controller and a compatible smart meter (Janitza UMG 604-PRO) are required and must be ordered separately.

Note: Off-grid operation is not possible.

Suitable discharge facilities must be provided on site, taking into account the weight of the PowerStack systems.

Advantages:

Fully integrated storage solution with 514 kWh capacity and 125 kW power output.
Intelligent liquid cooling for maximum service life and efficiency.
Maximum safety: AI-supported cell monitoring, multi-stage protection concept and integrated fire protection.
High cycle stability for long-term, stable performance.
Scalable to larger capacities through multiple parallel connections.
Simple installation and low maintenance requirements.

Technical specifications:

Gross capacity: 514 kWh
Depth of discharge (DoD): 0–100%
AC power: 125 kW
DC voltage: 691.2 – 934.4 V
Protection class: IP55
Operating temperature: -30 °C to 50 °C
Communication: Ethernet / Modbus TCP
Dimensions (W × H × D): 2152 × 2470 × 1610 mm
Weight: ≤ 5,300 kg