Alpha ESS Solar Battery Systems
Power Your Home with Alpha ESS – Advanced Energy Storage Solutions




Alpha ESS offers reliable, high-performance solar batteries designed to store clean energy efficiently, ensuring your home or business stays powered.
Founded in 2012, Alpha ESS is a global leader in energy storage solutions, with operations in over 90 countries. With a strong presence in Australia since 2015, Alpha ESS is known for its high-quality, modular battery systems tailored for residential, commercial, and industrial use. Their products are widely used in virtual power plants (VPP) and recognized for seamless integration with various solar setups.
High-Capacity Solar Battery Solutions for Every Need
Alpha ESS offers a variety of solar battery models with scalable capacities to meet the energy storage needs of households and businesses.
Product Model | Capacity Range |
---|---|
SMILE-B3 | 2.9 – 17.2 kWh |
SMILE-B3 PLUS | 5.04 – 30.24 kWh |
SMILE-S5 | 10.1 – 80 kWh |
SMILE-G3-S3.6/S5 | 4.0 – 60.6 kWh |
SMILE-G3-B5 | 10.1 – 60.6 kWh |

Each Alpha ESS battery model features modular, scalable capacities to ensure flexibility and adaptability. Whether you’re powering a small household or a large business, Alpha ESS has a solution to meet your needs.

SMILE-B3
Designed as a cost-effective solution for small households, the SMILE-B3 is perfect for retrofitting existing solar setups.
Compact and Scalable for Homes
Product Features:
- Capacity Range: 2.9 kWh to 17.2 kWh
- AC-Coupled: Can be paired with any existing inverter, simplifying installation.
- Scalability: Supports up to six battery modules for enhanced capacity.
- Depth of Discharge (DoD): 95%, ensuring high usage efficiency.
- Warranty: 5 years product warranty, 10 years battery performance warranty.

SMILE-B3 PLUS
The SMILE-B3 PLUS offers enhanced storage options for homes or small businesses with retrofitting needs.
Efficient and Easy-to-Install with Expandable Capacity
Product Features:
- Capacity Range: 5.04 kWh to 30.24 kWh
- Modular Design: Easy to expand as energy needs grow, offering a scalable solution.
- AC-Coupled: Compatible with any existing inverter for seamless integration.
- Efficiency: Depth of Discharge (DoD) of 95%, maximizing battery utilization.
- Warranty: 5 years product warranty, 10 years battery performance warranty

SMILE-S5
This hybrid-coupled battery solution is suitable for both residential setups and larger energy demands, supporting flexible storage needs.
Hybrid Power for Maximum Versatility
Product Features:
- Capacity Range: 10.1 kWh to 80 kWh
- Hybrid-Coupling: Can be used with AC, DC, or hybrid inverters for versatile installations.
- VPP Ready: Prepared for Virtual Power Plant (VPP) participation, allowing energy to be fed back into the grid.
- Battery Chemistry: Lithium Iron Phosphate (LFP) for safety and longevity.
- Warranty: 5 years product warranty, 10 years battery performance warranty.

SMILE-G3-S3.6/S5
With both 3.6kW and 5kW options, the SMILE-G3 series offers flexible energy storage for homes and small businesses with moderate energy needs.
Reliable and Intelligent Energy Storage for Homes
Product Features:
- Capacity Range: 4.0 kWh to 60.6 kWh
- Hybrid-Coupled: Works with both AC and DC solar systems, making it ideal for new installations or retrofits.
- Fast Frequency Response: Provides quick reactions to grid frequency changes, improving grid stability.
- Dual Power Supply: Supports grid and backup generator connections, making it ideal for off-grid applications

SMILE-G3-B5
The SMILE-G3-B5 is built for larger residential or small commercial setups, offering high-capacity storage and robust energy management.
Powerful AC-Coupled System for Larger Installations
Product Features:
- Capacity Range: 10.1 kWh to 60.6 kWh
- AC-Coupled: Integrates easily with existing solar setups, simplifying installation.
- VPP Ready: Prepared for Virtual Power Plant (VPP) applications, enabling the storage system to contribute to grid stability.
- Modular Design: Lego-style modularity for easy capacity expansion as needs grow.
- Battery Chemistry: Lithium Iron Phosphate (LFP) for long-lasting performance and safety
Ready to Power Your Home with Alpha ESS?
Explore the benefits of Alpha ESS solar batteries and ensure your home stays powered with clean, renewable energy, even during outages. Contact us today to find the perfect solution for your energy storage needs!

