Venus E Gen 3.0: Improvements at a glance
What's new in terms of design and functionality?
38.5% volume reduction compared to Venus E 2.0
Venus E Gen 3.0 features the most refined design yet. With slimmer dimensions, rounded edges, and a 38.5% reduction in volume compared to the previous generation, it integrates seamlessly into any living space.
Plug & Play installation in 5 seconds
Thanks to AC-Coupling technology, Venus E Gen 3.0 connects via a single cable — no tools, no delays.
Unwavering communication, now with LAN port
Venus E Gen 3.0 features a dedicated LAN port, allowing for real-time wired communication with your home's energy system. Compared to Bluetooth or Wi-Fi, LAN connectivity ensures faster response time, superior stability, and zero signal interference — especially in complex environments or with congested networks.
On-Grid input and output power up to 2500W
Enough to simultaneously power all the essential appliances in your home — from your microwave to your refrigerator. The Venus E Gen 3.0 delivers up to 2500W of continuous on-grid power with smooth, reliable performance.
*Default on-grid output power is 800W. Upgrading to 2500W requires approval from local power supplier or relevant authorities.
100% compatible with existing photovoltaic systems
The Venus E Gen 3.0 is designed to work effortlessly alongside your existing on-grid solar system — without the need to replace your current inverter or change your setup. Just plug it in and start storing more solar energy.
Up to 2500W of backup power you can rely on
Venus E Gen 3.0 features a dedicated backup port that provides up to 2500W during power outages. It keeps essential equipment — like lighting, an internet router, or a refrigerator — running, ensuring uninterrupted operation when the network goes down.
Whole-home backup support with MARSTEK Smart Box
Venus E Gen 3.0 supports whole-home backup power when used with the MARSTEK Smart Box. Whether you use a single unit or multiple units connected in parallel, your entire home remains powered during power outages.
*The installation guide for the Smart Box (optional) will be available after the product launch.
Multiple modes for diverse requirements
Through the MARSTEK app, you can effortlessly switch between AI-Optimization, Self-Consumption, and Manual modes. Venus E Gen 3.0 adapts to your energy lifestyle — whether you want full automation, intelligent response, or manual precision.
Smarter energy with AI and dynamic tariffs
The Venus E Gen 3.0’s AI mode automatically plans its charging based on real-time electricity prices in your region, pulled from platforms like Nord Pool, Tibber, and Octopus Energy. It learns your consumption patterns, analyzes battery level, and weather forecasts, continuously adjusting when and how much energy you charge — helping you reduce costs and maximize savings effortlessly.
Zero Injection in the network guaranteed by Smart Meter
With real-time smart meter integration and adaptive control, Venus E Gen 3.0 ensures that no excess solar energy is exported to the grid. This makes it ideal for areas with grid-restricted or unattractive feed-in tariffs.
Annual savings of €1,310
Venus E Gen 3.0 helps you save up to €1,310 per year by optimizing energy consumption with AI-based smart management and real-time energy rates.
Extensive compatibility with leading Smart Meter brands
Venus E Gen 3.0 is compatible with a wide range of smart meters from leading manufacturers, ensuring accurate energy monitoring and efficient adaptive control in various usage scenarios.
Reliable operation down to -20°C | IP65 protection
Venus E Gen 3.0 ensures stable performance even in freezing temperatures down to -20°C, and its IP65-rated housing provides resistance against rain, dust, and harsh environments.
Open API for seamless integration with EMS platforms
Venus E Gen 3.0 supports Open API integration with leading energy management systems (EMS) platforms such as Home Assistant and ioBroker. This gives you access to device data and control functions, enabling flexible automation and advanced customization within your smart energy ecosystem.
Ultra-quiet operation — Below 30 dB
It runs so quietly that it blends in with the surrounding environment, ensuring complete comfort without disturbing noise.
Long-lasting battery, backed by a 10-year warranty
Equipped with advanced LFP (Lithium Iron Phosphate) technology, the Venus E Gen 3.0 offers over 6,000 deep charge/discharge cycles with a capacity retention of 80% — ensuring up to 15 years of reliable use. It comes with a 10-year warranty for long-term investment security.
