Solar battery for home energy storage system – store excess solar energy for use at night or during outages

Solar Batteries for Home: Store Energy and Gain Independence

A solar battery lets you store the energy your solar panels generate during the day and use it whenever you need it, even at night or during a blackout. Save on your electricity bill, keep your home powered, and take control of your energy.

Which solar battery is right for you?

All-in-one solar battery for home energy storage, integrated with inverter and smart system

All-in-One Battery

Includes a built-in microinverter. Just plug it into your solar panels, perfect for new installations or simple balcony kits.

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Add-on solar battery module for expanding home energy storage capacity

Battery for Existing Solar Systems

Already have a solar setup with a microinverter? This battery connects directly to your system to store excess energy.

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Stay powered. Even during blackouts.

Off-grid batteries are designed to work independently from the electrical grid. They keep your home or devices running even if the power goes out, ideal for emergency backup, cabins, or remote areas, completely off the grid.

Shop Off-Grid Batteries

Off-grid solar battery solution for blackout protection and remote power supply

Compare Our Solar Batteries

This table helps you choose the right solar battery by comparing all key technical specifications side by side. Hover your cursor over each attribute name to see a clear explanation of what it means, why it matters for your energy needs, and how it affects performance and compatibility.

Batteries	Venus E 3.0	Venus E 2.0	S2400	Jupiter C+	Saturn C – B2500D	Solarbank E1600	Solarbank 2 E1600 AC	Solarbank 2 E1600 Pro	Solarbank 3 E2700 Pro
Brand	Marstek	Marstek	Sunpura	Marstek	Marstek	Anker	Anker	Anker	Anker
Price	€1.799,00	€1.699,00	€1.249,00	€699,00	€599,00	€699,00	€999,00	€1.199,00	€1.499,00
Price/kWh	€353	€333	€520	€269	€272	€437	€624	€749	€555
Storage (kWh)	5.1	5.1	2.4	2.6	2.2	1.6	1.6	1.6	2.7
Max extra units	10	10	4	3	3	0	5	5	5
Max expandable storage (kWh)	56.1	56.1	9.6	10.2	9.0	1.6	9.6	9.6	16.2
PV input (W)	2500	2500	2000	2400	1600	800	2000	2400	3600
MPPT (Panels)	0 (8)	0 (8)	2 (4)	4 (4)	2 (2)	1 (2)	2 (4)	4 (4)	4 (8)
On-grid output (W)	2500	2500	800	800	800	800	800	800	1200
Off-grid output (W)	2500	2500	2400	0	0	0	1200	1000	1200
All-in-one (MI)	-	–	Integrated	Integrated	–	–	Integrated	Integrated	Integrated
AC outlet	Yes	Yes	Yes	No	No	No	Yes	Bidirectional	Yes
Unique Selling Points	Max 3 systems installable with Smart Box	Multiple systems installable		Storage disconnected from PV	Multiple Saturns installable	Compact and lightweight Affordable entry-level model	Integrated AC outlet	Multiple MPPT inputs Pro-grade solar compatibility	Max 4 complete systems High capacity
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