Residential

Energy Storage

Power your home, add more value.

1-phase Home Energy Storage Systems

5.12kWh Wall-mounted LiFePO4 Lithium Home Battery

Polar ESS 5.12kWh lithium home battery is designed for household photovoltaic systems to optimize energy independence and reduce electricity costs. It features the latest LiFePO4 technology and a robust integrated Battery Management System (BMS), providing reliable protection and energy security for your home.


Its compact size and easy installation allow for quick wall mounting or floor standing, seamlessly integrating into any space. Backed by an extended warranty, the Polar ESS 5kWh battery ensures long-lasting performance and peace of mind for your home energy needs.

Our Innovations

Benefits and Advantages

Compact and Space-saving Design

With a container volume increase ratio of up to 50%, it enhances portability and ease of transportation, allowing a single worker to handle it more easily.

New Beast Mode

It is a battery mode where it can handle sudden high-current discharge without triggering protection mechanisms.

Remote Firmware

Real-time monitoring of battery charging and discharging, online system updates and maintenance.

IP65 Rating

Our IP65 rated enclosure gives protection against water and dust. Ideal for lofts and outdoor
installation.

Expandable

The innovative modular design enables a maximum capacity of up to 25.6 kWh, providing flexibility and scalability for various energy needs.

100% DOD

This design maximizes the usable capacity of the battery, resulting in more efficient energy storage.

LiFePO4 Lithium Home Battery

The Models

ALPS Cube BA5.2

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