Energy Independence Starts at Home
Wall-mounted LiFePO4 lithium battery systems. From 2.5 kWh to 14.3 kWh with over 8,000 cycle life and 15-year warranty.
Smart Residential Storage
Wattson batteries are LiFePO4 energy storage systems designed for residential installations. Their compact wall-mounted format integrates seamlessly into any home, providing real energy independence.
Combined with solar panels and hybrid inverters, Wattson batteries let you store energy generated during the day to use when you need it most: at night, during peak hours, or during power outages.
Product Range
Find the perfect capacity for your home
| Model | Capacity | Voltage | Max Discharge | Dimensions | Weight |
|---|---|---|---|---|---|
| HES03WT-2 | 2,560 Wh | 25.6 V | 2.56 kW | 420x600x180 mm | 27 kg |
| HES05WT | 5,120 Wh | 51.2 V | 5 kW | 420x600x180 mm | 47.1 kg |
| HES05WT-2 | 5,120 Wh | 25.6 V | 5 kW | 520x921x180 mm | 47.1 kg |
| HES10WT | 10,240 Wh | 51.2 V | 10 kW | 520x921x180 mm | 89.3 kg |
| HES10WT-2 | 10,240 Wh | 25.6 V | 5 kW | 520x921x180 mm | 89.3 kg |
| HES15WT | 14,336 Wh | 51.2 V | 10 kW | 680x520x540 mm | 126 kg |
Technical Features
Long-Life LFP Cells
LiFePO4 technology with over 8,000 cycles at 95% depth of discharge (DOD). The safest and most durable chemistry on the market.
Full Connectivity
Built-in WiFi, Bluetooth, RS485, and CAN bus. Compatible with major inverters on the market and energy management systems.
Integrated Touchscreen
Front-mounted touch monitor to view charge status, consumption, temperature, and alerts in real time.
Complete Protections
Overcharge, over-discharge, overcurrent, short circuit, and overtemperature protection. Integrated smart BMS.
Smart Management with Wattson App
The Wattson app uses artificial intelligence to automatically optimize your battery usage.
- Consumption prediction based on habits and weather
- Automatic charge and discharge optimization
- Energy community participation
- Remote monitoring from anywhere
- Detailed consumption and generation history
- Smart alerts and predictive notifications
15-Year Warranty
All Wattson batteries are covered by a 15-year warranty covering manufacturing defects and degradation below guaranteed performance.
Energy Independence Starts at Home
Wall-mounted LiFePO4 lithium battery systems. From 2.5 kWh to 14.3 kWh with over 8,000 cycle life and 15-year warranty.