Marstek
MARSTEK VENUS E 4.0
The MARSTEK VENUS E 4.0 is a powerful 5kWh plug-in home battery designed to maximise energy independence, reduce electricity costs, and provide reliable whole-home backup power. Featuring 3kW bidirectional power, ultra-fast backup switching in under 10ms, intelligent AI energy optimisation, and simple plug-and-play installation, it delivers smart, scalable energy storage for modern households.
- 5kWh Home Energy Storage Capacity
- 3kW Bidirectional Power for Daily Energy Management
- 3kW Whole-Home Backup Power with <10ms Switchover
- Plug-and-Play Installation in Minutes
- AC-Coupled Design for Easy Retrofit Integration
- AI-Powered Energy Optimisation & Smart Savings
- Annual Energy Savings Up to €1,509
- Smart EV Charging Control Compatibility
- VPP Energy Trading & Revenue Generation Ready
- Expandable Up to 15kWh / 9kW with SmartBox
- Slim Modern Design with Hidden Cable Interface
- Intelligent Millimeter-Wave Radar Display Activation
- Real-Time Monitoring via Marstek App
- Safe & Long-Life LiFePO₄ Battery Technology
- Increase Solar Self-Consumption and Reduce Grid Reliance
- Reliable Backup Power for Essential Home Appliances
Power your home smarter with the MARSTEK VENUS E 4.0. Combining 5kWh of energy storage, 3kW bidirectional power, intelligent AI optimisation, and seamless backup protection, this next-generation plug-in battery helps you maximise solar energy, lower electricity bills, and stay powered during grid outages.
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