Unveiling the New VENUS E Mini — The World's Thinnest Plug-in Battery

MARSTEK VENUS E GEN 3.0

Brand New Design
38.5% Smaller & 7.4% Lighter
Premium Aluminum Die-Cast Housing
Dual RJ45 Ports (RS485 & Ethernet)
Integrated PCB Technology
100% PV System Compatibility
Up to 2500W AC Input/Output Power
Annual Savings up to €1,310

€1.999,00; €1.999,00
Unit price: per

Overview

Specs

Reviews

Venus E Gen 3.0 Improvements at a Glance

Clear upgrades in design and usability, see what's new?

38.5% Reduction in Volume Compared to
Venus E 2.0

Venus E Gen 3.0 features our most refined design to date.
With slimmer dimensions, softened edges, and a 38.5% reduction in volume compared to the previous generation, it blends effortlessly into any living space.

With AC-Coupling technology, Venus E Gen 3.0 connects with only one cable — no tools, no delay.

Venus E Gen 3.0 features a dedicated LAN port, enabling real-time, wired communication with your home energy system. Compared to Bluetooth or Wi-Fi, LAN ensures faster response, better stability, and zero signal interference — especially in complex or signal-congested environments.

Up to 2500W On-Grid Input & Output Power

Enough to power all your home essentials at once — from the microwave to the fridge.
Venus E Gen 3.0 delivers up to 2500W of continuous on-grid power with smooth and reliable performance.

*Default on-grid output is 800W. Upgrade to 2500W requires local utility or government approval.

100% Compatible with Existing PV Systems

Venus E Gen 3.0 is designed to work effortlessly with your existing on-grid solar system—no need to replace your current inverter or change your setup. Just plug it in and start storing more of your solar energy.

Up to 2500W of Reliable Backup Power

Venus E Gen 3.0 features a dedicated backup port that delivers up to 2500W during outages. Keep essential appliances—such as lighting, internet routers, or refrigerators—running, ensuring uninterrupted operation when the grid goes down.

Whole-Home Backup Support with MARSTEK Smart Box

Venus E Gen 3.0 supports whole-home backup with MARSTEK Smart Box. Whether you're running a single unit or multiple in parallel, your entire home stays powered during outages.

*Installation guide for Smart Box (optional) will be available after product launch.

Multiple modes to meet diverse needs

With the MARSTEK app, switch effortlessly 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

Venus E Gen 3.0's AI Mode automatically plans your charging based on your region's real-time electricity prices from platforms like Nord Pool, Tibber, and Octopus Energy. It learns your energy usage patterns, analyzes battery level and weather forecasts, and continuously adjusts both when and how much to charge — helping you reduce costs and maximize energy savings without lifting a finger.

Zero Feed-in to Grid enabled by Smart Meter

With real-time smart meter integration and adaptive control, Venus E Gen 3.0 ensures no surplus solar energy is exported to the grid, making it ideal for areas with export restrictions or limited 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 usage with AI-driven smart management and real-time electricity pricing.

Wide Compatibility with Leading Smart Meters

Venus E Gen 3.0 supports a wide variety of smart meters from leading manufacturers, enabling accurate energy monitoring and efficient adaptive control in diverse scenarios.

Reliable Operation Down to -20°C | IP65-Rated Protection

Venus E Gen 3.0 ensures stable performance even in freezing temperatures as low as -20°C, and its IP65-rated enclosure protects against rain, dust, and harsh environments.

Venus E Gen 3.0 supports Open API integration with leading EMS platforms such as Home Assistant and IoBroker, giving you access to device data and control capabilities for flexible automation and personalization within your smart energy ecosystem.

Runs so quietly that it blends into your environment, ensuring comfort without noise disturbance.

Equipped with advanced LFP battery technology, Venus E Gen 3.0 delivers over 6000 deep cycles with 80% capacity retention—ensuring up to 15 years of reliable use. Backed by a 10-year warranty for your long-term investment.

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MARSTEK VENUS E GEN 3.0

Brand New Design

38.5% Smaller & 7.4% Lighter

Premium Aluminum Die-Cast Housing

Dual RJ45 Ports (RS485 & Ethernet)

Integrated PCB Technology

100% PV System Compatibility

Up to 2500W AC Input/Output Power