Low-Voltage Stacked Battery

Residential ESS · SE-B10K2ML1 · B15K3ML1 · B20K4ML1

Stack two, three or four modules with no loose cabling. IP65 and ready for outdoor installs.

Key figures

• 10–20 kWh per stack
• 5–60 kWh system range
• IP65 rated

Technical parameters

Rated energy	10.24 / 15.36 / 20.48 kWh
Nominal capacity	200 / 300 / 400 Ah
Nominal voltage	51.2 V
Voltage range	41.6 – 58.4 V
Weight	114.3 / 165.8 / 217.3 kg
Height	930 / 1270 / 1610 mm (655 × 189 footprint)
Protection	IP65
Certifications	UL1973, UL9540, UL9540A, IEC62619, CE, UN38.3

Products continue to iterate; specifications may be updated without prior notice.

Features

• Wireless stack connection, quick to install
• Multiple sleep and wake modes
• Floor-standing, space saving

Applications

• Residential
• Island Off-grid