Marstek Saturn B2500-D Set – Storage + Microinverter
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Deine Vorteile
With the Marstek Saturn B2500-D Storage and the matching microinverter, you get a powerful, plug-and-play balcony power station set for your home. Store your solar power efficiently and use it exactly when you need it – for maximum independence from the grid.
Set Highlights:
• 2.24 kWh storage capacity – sufficient for daily self-consumption
• 6000+ charge cycles – durable LFP technology with 80% capacity after 6000 cycles
• 800W DC output + 1.6 kW PV input – 2 MPPT for flexible panel configuration
• Plug & Play in 15 minutes – no expertise required
• Zero feed-in – in combination with a Smart Meter (CT002 or Shelly), the system automatically ensures no power is fed back into the grid
| Model | M2-1000 | M4-2000 |
|---|---|---|
| AC Output | 1000W | 2000W |
| PV Input | 1200W (2 MPPT) | 2400W (4 MPPT) |
| MPPT Efficiency | 99.8% | 99.8% |
| IP Rating | IP67 | IP67 |
| Warranty | 15 years | 15 years |
Choose the inverter that fits your system:
• M2-1000 – ideal for smaller balcony systems with up to 2 solar panels
• M4-2000 – for larger systems with up to 4 solar panels and maximum performance
What you'll also need:
• Solar panels (not included in the set)
• Optional: Smart Meter for zero feed-in (e.g., Marstek CT002)
Your Benefits:
✅ 15-minute installation – Plug & Play
✅ 10-year warranty on storage, 15 years on the inverter
✅ IP65 (storage) / IP67 (inverter) – weatherproof for outdoor use
✅ App-controlled monitoring and control
Secure your balcony power station set now and start saving from day one!
Save on your electricity bill.
With the Marstek Saturn B2500D, you can optimize your energy consumption and reduce your electricity bill. This allows you to save up to €1,074 per year.
Plug & Play, installation in 15 minutes.
Save yourself complicated settings and installations by an electrician. Our design philosophy prioritizes user-friendliness, enabling you to set up effortlessly in just 15 minutes. By eliminating unnecessary features and focusing on the essentials, we ensure a hassle-free experience.
1600W Dual MPPT Eingang & 800W DC Ausgang
With the integration of advanced dual MPPT technology featuring a robust 1600W PV input and 800W DC output, our system is a testament to our commitment to delivering top-tier, reliable energy without the fuss.
Flexible capacity expansion and PV input
By connecting multiple MARSTEK B2500-D units, you can flexibly expand the capacity and PV input of your balcony solar system. For example, with a 2 MPPT 800W on-grid microinverter, you can connect up to four MARSTEK B2500-D units, providing a total capacity of 8.96 kWh and a PV input of 4,800W. This offers exceptional adaptability, allowing you to enjoy powerful performance from the start and scale up continuously as needed.
Smart energy distribution via Smart Meter
The Marstek Smart Meter monitors the total electricity consumption of a household and transmits this data to a device such as the B2500. Based on the data collected by the Smart Meter, the B2500 can perform real-time analysis to determine how much electricity should be fed into the grid, enabling efficient energy allocation and reducing waste.
Monitor and control from anywhere – via app.
Step into the future of energy management with our intelligent app. It provides real-time monitoring and keeps you informed about your energy consumption and production patterns. But that's not all – the app also intelligently calculates your energy savings, giving you a clear picture of your benefits. It's not just about consuming energy – it's about understanding and optimizing it, for a greener future.
Compatible with 99% of microinverters.
The B2500's unmatched compatibility with all MC4 connectors gives you the freedom to use a wide range of solar panels and microinverters on the market. Whether you're integrating an existing solar system or starting fresh, the B2500 seamlessly fits into your setup.
IP65 – Water and dust proof
Life is unpredictable, but your energy source doesn't have to be. With IP65 water resistance and materials that withstand high temperatures and fire, our product stands as a silent guardian on your balcony. Whether rain or shine, scorching heat or cool breezes, it remains unwavering – ensuring you stay powered and protected. It's not just a device; it's a reliable companion that understands the rhythms of nature and life.