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Key Features – Single Phase Off-Grid All-in-One ESS
BetterESS 48V / 51.2V All-in-One Energy Storage System with 15kWh / 20kWh / 30kWh LiFePO4 battery and built-in 10kW single-phase off-grid inverter.
Battery, inverter, BMS, MPPT, active balancer and fire protection system are integrated in one cabinet, offering true plug & play installation for home backup and off-grid solar systems.
Main Advantages:
• 10kW high power single-phase off-grid inverter
• 15kWh / 20kWh / 30kWh large capacity LiFePO4 battery
• >6000 cycles long lifespan
• Active balancing for maximum battery consistency
• Built-in MPPT for direct PV input
• Integrated temperature-sensitive fire extinguisher
• High safety, stable output, easy installation
• Ideal for home backup, villa, farm, cabin, off-grid and hybrid solar systems
System Expansion & Capacity Upgrade
The BetterESS 10kW Single-Phase Off-Grid All-in-One ESS supports flexible expansion:
• Parallel connection of multiple units to increase total power and capacity
• Additional battery modules (same model, without inverter) can be added to expand energy storage
• Scalable system from 15kWh up to 60kWh / 90kWh or more
• Perfect for users who need high power (10kW) and large energy storage (up to 30kWh+) in a compact all-in-one solution
This solution is specially designed for customers who require a 6kW–10kW off-grid system with 16kWh–30kWh battery capacity for stable and independent power supply.
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User Manual
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