Due to high demand, the Marstek Venus E 3.0 is currently out of stock – the next deliveries are expected early October
Store your solar energy in a battery with the Venus E
€1,499 Bebat membership fee included
5.12 kWh • Plug & Play installation • 100% compatible with your panels •
Belgian service!
Why the Marstek Venus E?
Plug and play
Set up in 5 seconds. Truly plug-and-play.
No more installation hassles. The Marstek Venus E 3.0 is the simplest plug-and-play solar battery on the market. Unbox, set up, plug in.
The battery charges automatically via your solar panels and powers your home, without any intervention.
✓ Compatible with all your solar panels
✓ Standard power socket required
✓ Automatic 24/7 management
✓ Intuitive mobile app – monitor remotely
✓ 5.12 kWh, expandable to 15.36 kWh
Take control of your energy, plug in your energy freedom!
Savings
Reclaim your electricity and reduce your electricity bill!
Store your solar energy rather than feeding it back into the grid. The Marstek Venus E 3.0 powers your appliances whenever your solar panels aren’t enough, 24 hours a day.
The result: savings of €7,000 over 10 years.
✓ Zero electricity wasted
✓ Automatic backup in the event of a power cut
✓ Guaranteed return on investment
In Belgium, hundreds of households are already saving. Now it’s your turn to take control of your energy.
Lifespan
15 Years of Guaranteed Energy Reliability
Over 6,000 charge/discharge cycles. Your Marstek Venus E 3.0 battery will last a full 15 years, backed by a 10-year warranty.
LiFePO4 technology retains 80% of its capacity after 6,000 cycles—far superior to lead-acid or conventional lithium batteries. Zero upkeep. Zero maintenance.
✓ Maximum cost-effectiveness over 15 years
✓ IP65 certified (all climates)
Your battery will provide you with two decades of energy independence.
Estimate your savings with the Venus E 3.0
Solar battery simulator based on Belgian average data.
ℹ️ Net metering system: Your grid acts as a free virtual battery. ROI takes longer, but the Venus E remains useful for energy independence and preparing for the post-2030 period.
⚠️ Warning: Insufficient solar production
Without solar production, the Venus E 3.0 battery cannot store solar energy.
Solutions:
- Install solar panels (recommended)
- Use the battery for off-peak/peak hour optimisation (limited savings)
📊 YOUR ESTIMATED SAVINGS
💡 Lifespan: 10-year warranty. Expected lifespan: 6,000+ cycles (~15 years according to manufacturer). With multiple daily cycles possible, total savings potential can significantly exceed the 10-year warranty period.
🌱 CO₂ emissions: Based on the official AIB 2024 emission factor (131.73 g CO₂/kWh) for electricity produced in Belgium. Belgium has one of the lowest-carbon electricity mixes in Europe (42% nuclear, 30% renewable).
Why us?
Best quality
We carry out extensive research to ensure we present you with only the very best products on the market.
Tested and awarded by experts, the Marstek Venus E 3.0: the specialist media’s top choice.
Its quality is beyond question.
Best service
When you need it: expert advice,
tailored service.
Smartprosumers is based in Brussels. We analyse your needs to recommend the ideal installation.
One expert, your energy, your savings.
Best price
€1499
Optional transparent installation.