The Marstek Jupiter E is a robust, weatherproof all-in-one power storage solution specifically designed for use with balcony power plants. With a charging capacity of up to 2.000 watts, four MPPT inputs, and a capacity of 5.120 Wh, the Marstek Jupiter E Balcony power plant all-in-one solar storage in all performance categories. An integrated inverter enables easy control via app or touch display.

👉 Discover Marstek Jupiter E – Powerful all-in-one storage with 5120 Wh

Optimal use through anti-feed technology

An outstanding feature of the Marstek Jupiter E is the integrated anti-feedback technology. In combination with a compatible Marstek Smart Meter It ensures that 100% of the electricity generated is used in your own household – without feeding it into the public grid. This makes the storage system particularly attractive for self-consumers.

Update: Introduction of the Marstek Smart Meter CT002

Previous systems such as the CT001 had limitations, such as single-phase measurement only and problems with controlled discharge. This version was withdrawn from the market in February 2025. The new standard is the Marstek Smart Meter CT002:

• Three-phase measurement with high accuracy (±1%)

• Compatible with JUPITER, VENUS and SATURN-Series

• Wi-Fi and Bluetooth connectivity

• Fast response time under 10 seconds

• DIN rail mounting, installation by qualified electrician required.

👉 Discover Marstek Jupiter E – Powerful all-in-one storage with 5120 Wh

User reports also confirm the ease of use: When asked “Has anyone Marstek CT002 in use?" one user replied that the CT002 can display both surplus and consumption even without a VENUS system installed. Since the CT002 If the device is registered directly as a new device in the app, it can be used immediately. Interested parties can even test it virtually in the app and get an overview of the features in advance.

Easy installation and handling

The commissioning of the Marstek Jupiter E is uncomplicated:

1. Unpack the memory, check for transport damage, remove protective film

2. Place on a solid surface (concrete/stone), keep 15 cm distance from the wall

3. Connect solar panels via MC4 cables

4. Connect the storage unit to the home network via AC cable and switch it on

Thanks to integrated wheels, the 60 kg device can be easily moved despite its weight.

👉 Discover Marstek Jupiter E – Powerful all-in-one storage with 5120 Wh

Marstek App: Setup & Use

The Marstek app (Android/iOS) is used for control and evaluation:

• Download the app and select Europe as your region

• Create a user account with email and password

• Set up connection via Bluetooth or QR code

• Specify WLAN and inverter – done

The app quickly detects devices and allows for basic settings. However, the options for analyzing consumption data are somewhat limited compared to other providers.

Integration with Smart Meter CT002

The connection between the Marstek Jupiter E and the Smart Meter CT002 is done over the same Wi-Fi network. Setup takes 3–5 minutes:

• Connect the CT002 sensors to the live wires of the three phases

• Pair smart meter in the app (activate Bluetooth search)

• If you have connection problems, restart the app and try again

A support video from the manufacturer offers additional help with setup.

Conclusion: Solid storage with modern technology

The Marstek Jupiter E convinces with its performance, ease of use and clever features such as the anti-feed in conjunction with the new CT002 Smart Meter. It offers a convenient and future-proof solution for maximizing self-consumption, especially for users of balcony power plants.

👉 Discover Marstek Jupiter E – Powerful all-in-one storage with 5120 Wh