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Official MARSTEK Partner
Certified guidance for Venus-E setups
10-year warranty
Built for long-term home energy use
Plug & Play in 5 min
Fast setup with a standard outlet
AI-controlled energy
Smart charge and discharge control
Simple Process

Frominquiry to independence in 3 steps

We make getting a home battery simple, transparent and without surprises.

1

Free consultation

Tell us about your home, panels and power use. We recommend the right Venus-E setup for your savings goal.

2

Professional setup

Our team helps with configuration and smart meter pairing, so the system is ready to charge and discharge intelligently.

3

Live & saving

Monitor performance in real time via the MARSTEK app while AI mode optimizes your home energy use automatically.

Products

MARSTEK Venus-E Gen 3.0

The best-selling AC-coupled home battery in Europe. Modular from 5.12 to 15.36 kWh.

Popular

Venus-E Single

Compact plug & play storage for smaller solar homes.

5.12 kWh 2.5 kW AC AI mode
Request advice

Venus-E Double

Balanced capacity for families with higher evening use.

10.24 kWh 5.0 kW AC Backup ready
Request advice

Venus-E Triple

Maximum storage for heat pumps, EV charging and larger solar arrays.

15.36 kWh 7.5 kW AC Max backup
Request advice
Technology

Why the Venus-E Gen 3.0?

Eight practical reasons why solar households choose MARSTEK home storage.

01

MARSTEK Partner

Official product support for Netherlands and Belgium households.

02

AI-controlled

Optimizes charge and discharge moments around solar output and energy prices.

03

LiFePO4 safety

Stable chemistry, 6,000+ cycles, high efficiency and long service life.

04

Modular capacity

Start with one unit and expand to 10.24 or 15.36 kWh later.

05

Solar compatible

Works with existing solar systems and supports smart meter control.

06

Plug & play

AC-coupled setup through standard 230V connection.

07

App monitoring

View live usage, charge state and savings in the MARSTEK app.

08

Local guidance

Clear advice before purchase and human support after setup.

Your solar energy, working around the clock

Store solar surplus during the day and use your own power in the evening, when electricity prices are highest. Venus-E helps your home use more of what your panels already produce.

See configurations →
Specifications

Technical details

Built for everyday residential storage with safe chemistry and smart controls.

Capacity5.12 kWh per unit, up to 15.36 kWh
Output2.5 kW AC per unit
BatteryLiFePO4, 6,000+ cycles
EfficiencyMore than 93.5%
ControlAI mode and app monitoring
Warranty10 year product warranty
Savings

Calculate your annual savings

Use this quick estimator to understand the upside of storing more of your own solar energy.

Estimated annual saving €1,310 with solar panels and optimized storage
Impact

Your contribution

Lower bills and a smaller footprint, powered by energy your home already creates.

80%possible self-sufficiency for solar households
15 yrexpected operating life with durable LiFePO4 cells
0extra solar panel brand lock-in: works with existing setups
Customers

What our customers say

Short stories from households using Venus-E every day.

"The AI mode handles the timing. I barely think about charging anymore."

Utrecht · Venus-E Single

"Our evening power use is now mostly covered by solar from earlier in the day."

Amsterdam · Venus-E Double

"The advice was clear, and the setup matched our solar panels and heat pump."

Eindhoven · Venus-E Triple

FAQ

Frequently asked questions

Everything you need to know before buying a Venus-E Gen 3.0.

Connects to a standard 230V outlet. The Venus-E charges during solar surplus and discharges when your home needs power.
Yes. It uses LiFePO4 battery chemistry, built for stability, long cycle life and residential energy storage.
Yes. Start with 5.12 kWh and expand to 10.24 or 15.36 kWh as your needs grow.
The design target is 6,000+ cycles and 10-15 years of use, backed by a 10-year product warranty.

Ready for energy independence?

Request a free consultation and we will help you choose the right Venus-E configuration for your home.

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