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ESA Athena S3 Series
All-in-One Micro Energy Storage | 0.8kW/3kW | 3-15kWh
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＜ 20dB
5-Min Install
The Athena S3 is a professional-grade, all-in-one Micro-Storage system that brings high-performance energy independence to any home. It bridges the gap between traditional ESS and flexible modern living with a touch-safe architecture designed for fast and simplified installation. Designed for maximum versatility, the S3 fits seamlessly on balconies, terraces, or rooftops, utilizing 4 MPPTs and 1.6 DC oversizing to ensure superior energy harvest even in complex conditions. Its "Mix & Match" capability offers ultimate future-proofing, allowing you to combine new and old modules as your energy needs or local regulations evolve. From urban apartments to family houses, the S3 is the most adaptable solution that fits effortlessly into every corner of modern energy living.
Dual-mode plug & play installation
Ultra-quiet <20dB operation
Built-in cloud EMS & Al agent
AI-driven cost savings
Wireless scalable up to 60kWh
＜ 20dB
5-Min Install
Smarter Energy.
Simple, Silent, Secure for Every Home
SILENT | Quiet by Design
With its fanless design and low operating noise, ESA Athena S3 is well-suited for residential environments where comfort and quiet operation are essential.
SMART | AI Energy Intelligence
ESA Athena S3 continuously optimizes energy usage based on energy consumption and tariff conditions. With its integrated cloud-based EMS, the system operates automatically without requiring additional devices.
SECURE | 6-Layer Protection
ESA Athena S3 integrates safety into every level of the system. From its low-voltage architecture to multi-layer protection mechanisms, it is designed to ensure safe and stable operation.
SIMPLE | 1-Man Job, 5-Min Install
Speed and ease of deployment are at the core of the ESA Athena S3, making it accessible for both DIY enthusiasts and professional installers. The modular stacking system and wireless communication architecture eliminate the complexity of traditional wiring, allowing a single person to complete a full installation in 5 minutes.
OVERVIEW
Model
GW3K-EMA-UK-G10
Max. Input Voltage (V)
60
Max. MPPT Current (A)
36 / 36 / 36 / 36
Number of MPPTs/Number of Strings per MPPT
4 / 1
Weight (kg)
≤15
Nominal Voltage (V)
220 / 230 / 240, L / N / PE
Model
GW3K-EMA-G10
Max. Input Voltage (V)
60
Max. MPPT Current (A)
36 / 36 / 36 / 36
Number of MPPTs/Number of Strings per MPPT
4 / 1
Weight (kg)
≤15
Nominal Voltage (V)
220 / 230 / 240, L / N / PE
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