Marstek Energiespeicher ESS Saturn B

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Product details

The Marstek ESS Saturn B energy storage system with a capacity of 2240 Wh is an innovative solution for storing solar energy that is ideal for use in balcony power stations. With its high battery capacity, this energy storage system enables efficient utilisation of self-generated electricity, reducing dependence on external energy sources. The ESS Saturn B is compatible with various brands of micro-inverters and offers easy DIY installation, making it a user-friendly option for environmentally conscious consumers. Thanks to its IP65 certification, the device is waterproof and therefore suitable for outdoor use. The lithium battery technology ensures a long service life and high efficiency, while the compact design allows flexible integration into different environments.

Key specifications

Battery technology
Lithium
Nominal voltage
40 V
Power capacity
2240 Wh

General information

Item number
64573553
Manufacturer
Marstek
Category
Electricity storage
Manufacturer no.
B2500D
Release date
23.10.2025
External links

Home memory feature

Battery technology
Lithium
Nominal voltage
40 V
input
1000 W
Power output
1000 W
Protection type (IP code)
IP65

Battery properties

Battery
Rechargeable battery
Battery type
LiFePO4
Power capacity
2240 Wh

Voluntary climate contribution

CO₂ emissions
1457.06 kg
Climate contribution
CHF 26.05

Product dimensions

Length
17.50 cm
Width
29.50 cm
Height
35 cm
Weight
22 kg

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

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