The Plug & Play easy-install battery with 4 MPPTs, expandable up to 6 modules for a capacity of 15.36 kWh.
Integrated battery and inverter
2.56 kWh per module, expandable up to 6 modules

Fast installation in just a few minutes, no installer required
Met 10 jaar garantie en op batterij en 15 jaar op ontwerp
An all-in-one solution with 4 MPPT inputs, 2.2 kW backup power within 15 ms, and modular expansion up to 6 batteries (15.36 kWh total). Efficient, reliable, and designed for long-term performance.
The Venus D is quickly operational thanks to its Plug & Play design. With the integrated battery and inverter, you can start immediately—no complex wiring or lengthy installation.
With its modular design, the battery grows with your needs. Start with one module and easily expand up to six modules for a total capacity of 15.36 kWh, fully aligned with your energy demand.
Built-in Marstek Intelligence (AI) ensures optimal energy usage. Maximize your own solar power, reduce grid dependency, and benefit from lower energy costs.
The Venus A is equipped with safe LFP batteries capable of over 6000 charge cycles. This equals a lifespan of around 15 years, supported by a 10-year manufacturer warranty for maximum reliability.
The Venus D combines advanced storage technology with a user-friendly design. Thanks to its modular setup, you can easily expand from one to six batteries, providing a total capacity of 15.36 kWh. Combined with 4 MPPTs and smart control, you always get the maximum performance from your solar panels.
In addition, you benefit from reliable backup power up to 2.2 kW and a long lifespan thanks to safe LFP batteries with over 6000 cycles. This ensures continuity, lower energy costs, and the freedom to manage your energy usage—today and in the future.
Download technical documents below
Who is it for


As an importer and specialist in energy storage, we provide not only reliable products, but also the service and expertise to support you. With MW Energie, you choose quality, continuity, and a partner who thinks along with you.
View exactly how much energy you generate, store, and use. Always full insight into your energy usage.
The app automatically adjusts energy usage based on your consumption and solar generation. Efficient and cost-saving.
From setting up backup to scheduling charge and discharge times—you decide how the battery operates.

Stack and combine modules as needed. Create a solution that grows with your energy demand.
A smart design that takes up little space but can easily be expanded when needed.
Designed to integrate perfectly with existing systems and fit into any environment without hassle.

Use excess solar energy during the day and feed it back when needed.
Reliable backup power within 15 ms for continuity.
Optimize self-consumption and reduce energy costs with bidirectional control.

Store solar energy for later use and benefit from lower energy costs.
Always backup within 15 ms during power outages.
Easily expand up to 6 modules for a total capacity of 15.36 kWh.

Power your entire home or business by linking multiple MARSTEK VENUS D modules with the SmartBox.
Up to 6.6 kW / 46.08 kWh (single-phase)
Up to 19.8 kW / 138.24 kWh (three-phase)
Scale easily from a standard household to a complete energy solution with continuity and independence.

40+ years of experience in energy solutions
We only supply products from brands that have proven their quality. Always with a clear manufacturer’s warranty, so you can invest with confidence.
Whether you are a dealer or an end user, our support team is ready to assist with advice, installation questions, and solutions. Fast, knowledgeable, and personal.
We keep our products in stock ourselves. This allows us to deliver quickly, so you are never dependent on long lead times or uncertain availability.
Our work doesn’t stop after delivery. We remain involved for maintenance, updates, and guidance, ensuring that you and your customers can rely on ongoing support.