BT51100 – 51.2 V wall-mounted LiFePO4 home storage system

Description

The BT51100 is a compact, wall-mounted LiFePO4 battery storage system for residential buildings, small commercial facilities and hybrid energy systems.

  
With modular capacities of 5.12 kWh to 20.48 kWh it offers a flexible, scalable solution for photovoltaic systems with battery storageBackup power supply and modern self-consumption systems.

The system combines long service life, high safety, intelligent BMS technology and broad inverter compatibility – ideal for private households, installers and system integrators.

Flexible capacity options

Available as 5 kWh, 10 kWh, 15 kWh and 20 kWh System – perfect for small households up to extended storage solutions.

Safe LiFePO4 technology

≥6000 charge cycles at 80 % DoD with lithium iron phosphate cells provide high thermal stability, safety and long life.

Broad inverter compatibility

Compatible with leading brands such as SMA, Growatt, Victron, Deye, Luxpower, Voltronic, Must, Pylon and more – ideal as PV storage for existing systems.

Space-saving wall mounting

The compact design is ideal for garages, utility rooms, technical rooms or commercial energy distribution cabinets.

Intelligent Battery Management

Integrated Smart-BMS with CAN / RS485 / RS232 for EMS and PCS integration, including protection against overcharging, deep discharge, short circuit and overheating.

Certified & market-ready

Meets international standards: IEC62619, CE-EMC, RoHS, UN38.3, UL – ready for worldwide use.

Applications

🏠 Private households & single-family homes

As Solar energy storage for photovoltaic systems stores the BT51100 excess energy and makes it available as needed – for higher self-consumption and lower electricity costs.

⚡ Backup & emergency power supply

In combination with hybrid inverters, the system is suitable for emergency power solutions, to provide lighting, IT, routers, cooling systems and safety-critical loads during a power outage.

🏢 Small businesses & offices

Ideal for Peak shaving and load shifting in small enterprises, workshops or offices to reduce energy costs.

🌞 Hybrid & off-grid systems

Suitable for Hybrid and island systems such as vacation homes, radio stations, telecom sites, agricultural operations or microgrids.

🔌 Retrofitting existing PV systems

Thanks to the 51.2 V system architecture, the BT51100 is optimal for Upgrading existing photovoltaic systems without system replacement.