STAR H-MAX — Commercial Energy Storage

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STAR H-MAX

Outdoor all-in-one liquid-cooled storage that scales to MWh

220kW / 440kWh outdoor all-in-one liquid-cooled system.

CATL 530Ah LFP cells with a cycle life of 10,000+ cycles.

Transformer-free 400V AC grid connection on a 2.03m² footprint.

Up to 10 units in parallel for 4.4MWh of storage.

Seamless backup power with STS grid/off-grid switching.

Supports FCR, aFRR and mFRR with a system response under 250ms.

STAR H-MAX

Outdoor all-in-one liquid-cooled storage that scales to MWh

220kW / 440kWh outdoor all-in-one liquid-cooled system.

CATL 530Ah LFP cells with a cycle life of 10,000+ cycles.

Transformer-free 400V AC grid connection on a 2.03m² footprint.

Up to 10 units in parallel for 4.4MWh of storage.

Seamless backup power with STS grid/off-grid switching.

Supports FCR, aFRR and mFRR with a system response under 250ms.

STAR H-MAX

Outdoor all-in-one liquid-cooled storage that scales to MWh

220kW / 440kWh outdoor all-in-one liquid-cooled system.

CATL 530Ah LFP cells with a cycle life of 10,000+ cycles.

Transformer-free 400V AC grid connection on a 2.03m² footprint.

Up to 10 units in parallel for 4.4MWh of storage.

Seamless backup power with STS grid/off-grid switching.

Supports FCR, aFRR and mFRR with a system response under 250ms.

Meet STAR H-MAX

The STAR H-MAX is an outdoor all-in-one liquid-cooled energy storage system with 440kWh of LFP storage and 220kW of power, built on CATL 530Ah cells and available in 0.5P and 0.25P configurations.

Transformer-free with a direct 400V AC grid connection, it occupies just 2.03m² and runs at only 65dB. Up to 10 units can be connected in parallel for 4.4MWh, while STS switching keeps loads powered during outages and fast response times support FCR, aFRR and mFRR. It is certified for grid connection in 45 countries, including Denmark, Sweden, Finland and the Czech Republic.