Offers homeowners complete energy storage systems that meet the needs of a wide range of building types and demand profiles.
Alpha ESS is one of the leading energy storage solution and service providers in the globe. The company specializes in the residential and commercial market, aiming to deliver the most cost-effective and fit-for-purpose solutions. Alpha ESS has 10+ subsidiaries providing local services and 60,000+ systems actively running in over 60 countries, enabling millions of people to live with reliable, accessible.
We are Alpha ESS Preferred Partner.
Mondiaux Solar demonstrates competence in providing consultation, installation and support service, and is therefore certified as Alpha ESS preferred partner.
SMILE 5
Single phase 3 kW, 5 kW and three phase 10 kW, this range is predominantly designed for PV self-consumption, back-up power, load shifting and off-grid solutions for household applications.
- Household Photovoltaic Energy Storage System (ESS) is a new kind of power solution.
- Lithium iron phosphate, the safest chemistry of all lithium battery types
- Compatible with both new installations and retrofits (AC- or DC-coupled)
- German design, superb performance and long lifespan
- Multiple operation modes available
- Self-Consumption

Product Information
Model | SMILE-BAT-13.3P |
Inverter Rated Power | 4600 |
Battery Type | LFP (LiFePO4) |
System Weight | 120 kg |
Dimension (W x D x H) | 610 x 236 x 812 mm |
IP Protection | IP65 |
Warranty | 10 Year Product Warranty, 10 Year Performance Warranty |
Cycle Life | ≥ 8000 |
Energy Capacity | 13.34 kWh |