KSTAR BlueSpark 10–20 kWh three-phase energy storage system with 8–12 kW inverter
KSTAR three-phase energy storage system with an integrated 8–12 kW hybrid inverter, designed to optimise on-site consumption and reduce bills. Suitable for self-consumption, peak-shaving and time-of-use shifting. Hybrid operation supports both on-grid and off-grid modes. Up to 8 battery modules can be connected. High-quality CATL/EVE cells, up to 6,000 cycles. The package is configured individually to match the capacity of the existing PV system. IP66 protection ensures reliable operation in tougher conditions. An ideal solution for modern homes seeking self-sufficiency, energy efficiency and convenient control.
- Warranty
- 5 Years, 10 Years
- Certificate
- IEC/EN 62619; UN38.3; UL1973
- Installation
- on the wall or on the floor
- Battery Type
- Lifepo4 battery, CATL LFP cells
- Capacity per module
- 5,12 kWh
- IP rating
- IP66
- Number of cycles
- 6000
- Recommended to connect
- Indoor
The KSTAR BlueSpark Series three-phase energy storage system is intended for residential homes and small businesses. System capacity can be selected from 10 to 20 kWh and easily tailored to individual energy needs.
The three-phase energy storage uses LiFePO₄ technology, regarded as one of the safest and most reliable on the market. The IP66 protection rating ensures resistance to moisture and dust, making the unit suitable for use in a range of environments. The integrated management system allows real-time monitoring of battery status—state of charge, voltage and temperature.
Round-trip efficiency exceeds 94%, and the battery can deliver more than 6,000 cycles, ensuring the investment pays back over the long term. The manufacturer provides a 5-year product warranty and a 10-year performance warranty, further confirming its quality.
The unit is compact—dimensions 725 × 418 × 165 mm, weight approx. 51 kg. This footprint makes it easy to find an installation location even in smaller rooms.
The storage system is certified to international standards (IEC/EN 62619, UN38.3, CE, etc.) and meets APVA requirements. It is compatible with PV systems and can operate either connected to the grid (on-grid) or independently (off-grid), ensuring a stable power supply in all situations.
You can find more useful solutions in our category Energy storage for homes.
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