Best Pv Stromspeicher 2026

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Last Updated - 22.07.2026

Best Choice

01

ECO-WORTHY

ECO-WORTHY 2 Pack 48 V 314 Ah LiFePO4 Battery 32.2 kWh Power Storage and Circuit Breakers 200 A PACE BMS RS485/CAN/RS232 with Bluetooth WLAN for Emergency Power Supply at Home Mains Independent Solar

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Zuverlässiger doppelter Schutz: Die ECO-WORTHY 48V 314Ah LiFePO4 Batterie verfügt über ein robustes PACE 200A Batteriemanagementsystem (BMS) und Leistungsschalter (125A*2). Das BMS bietet sechs Sicherheitsstufen, während doppelte Leistungsschalter sowohl die Plus- als auch die Minuspole vor Überlastung oder Kurzschlüssen schützen. Durch die Verwendung von Original-Batteriezellen der Klasse A erreicht sie 6000 Ladezyklen bei einem Gesundheitszustand (SOH) von 80% und gewährleistet so langfristige Zuverlässigkeit und stabile Leistung.Enthält ein 2AWG (150A) Schnellanschlusskabel für einen werkzeuglosen, mühelosen Plug-and-Play-Betrieb mit erhöhter Sicherheit.
Mühelose Einrichtung und Bewegung: Mit integrierten Griffen und Rollen für eine einfache und flexible Positionierung ist die Installation sowohl unkompliziert als auch sicher.
Mehrkanalüberwachung: Bleiben Sie über den Echtzeitstatus und die Kommunikationseinstellungen über das helle 7-Zoll-Farbdisplay (800×480) oder über den Fernzugriff per Bluetooth/WLAN auf dem Laufenden. Die RS232-Schnittstelle ermöglicht außerdem eine einfache PC-Anbindung über eine spezielle Software.
Intelligente Kompatibilität: Ausgestattet mit RS485/CAN Schnittstellen ermöglicht die Batterie eine nahtlose Kommunikation mit gängigen Wechselrichtern und erleichtert so die Regelung und Systemkoordination.
Hinweise zum Transport: Aufgrund ihrer Abmessungen und ihres Gewichts wird die 48V 314Ah Batterie sicher verpackt und auf einer LKW-Palette transportiert, um eine sichere Lieferung zu gewährleisten. Bitte stellen Sie sicher, dass Ihre Lieferadresse für LKWs zugänglich ist. Überprüfen Sie außerdem Ihre Amazon-Nachrichten – unser Kundenservice-Team wird Sie nach Ihrem Kauf kontaktieren, um die Lieferdetails zu bestätigen.
Extra große Kapazität, kompaktes Design: Diese Batterie verfügt nun über eine verbesserte Kapazität von 16,076 kWh und liefert so erhebliche Energie bei geringerem Platzbedarf. Bis zu 15 Einheiten können parallel geschaltet werden, wodurch sich die Kapazität auf 241 Kilowattstunden erhöht – so sind Sie bestens für Stromausfälle gerüstet.
0% MwSt.: 0% MwSt. sind im Preis enthalten. Dieser Preis ist nur für Privatkunden geeignet, die die Voraussetzungen für eine umsatzsteuerfreie Lieferung nach § 12 Abs. 3 UstG erfüllen. Für Geschäftskunden fallen zusätzlich 19 % MwSt. an, die im Kaufpreis enthalten sind.

2.999,99 €
02

Anker

Anker Solix 3 Pro Balcony Power Station with Memory (2680 Wh), 4 x 500 W Solar Panels, 4 MPPTs (3600 W), Expandable up to 16 kWh, Anker Intelligence, Plug & Play (without Extension Cable for Solar Panels)

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Save up to €1566 per year: 4 MPPTs for up to 3600W solar input, connection of up to 8 PV panels and 5 batteries (16,128kWh), plus zero energy loss thanks to smart meter – maximum efficiency, maximum savings.
Save even more with dynamic rate: 1200W bi-directional inverter makes optimal use of price fluctuations. The Anker app shows electricity prices based on North Pool wholesale prices - charge cheap, use expensive.
NOTE: Sets of solar bank and solar panel are sent in several deliveries. Delivery takes place within the specified time period. Due to the restrictions, we can only display a single tracking number. Your goods and accessories will be shipped separately from different logistics service providers.
Box contents: solar bank 3 E2700 Pro, 1 x 3 m AC cable with Schuko, 4 x 500 W solar panel, 1 x Anker Solix smart counter, mounting material, safety instructions, without extension cable for solar panels.
Anker Intelligence for maximum savings: Anker Intelligence predicts excess energy and automatically schedules usage to maximize energy efficiency. Also optimises your usage to save even more.
0% VAT: The price is already shown with 0% VAT. The price is only valid for private customers who meet the requirements for VAT-free delivery according to § 12 para. 3 UstG. For business customers, an additional VAT of 19% will be charged and added to the purchase price.

1.376,55 €
03

XORO SOLAR

XORO SOLAR Atlas-F, 7200 Wh AC-Coupled Solar Storage for Balcony Power Plant and Roof Systems, 2400 W Charge/Discharge Power, Emergency Power, IP65, App Controlled, Expandable to 12 kWh

10% Off

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Powerful & fail-proof: battery inverter with up to 2400W charge/discharge power (limited to 800W) The integrated backup socket allows important devices to continue operating even in the event of a power failure. Robust LiFePO4 battery technology with wide temperature range (-20 to +55 °C).
Modular & Easy to Connect: Lightweight, stackable module system for quick installation. The connection can be easily made via the supplied power cord with earthing contact plug directly to a house socket. IP65 protection, suitable for indoor and outdoor use.
Expandable up to 12 kWh total capacity: The system supports a total of up to five SPB 246X expansion batteries. This allows you to flexibly expand the storage capacity from 7.2 kWh to up to 12 kWh – to match your future energy needs.
Easy to get started with solar power storage: Ready-to-use AC‑coupled storage system (7.2 kWh storage capacity) for optimal use of your self-generated solar power – ideal for existing PV systems and balcony power plants, without conversions.
Automatically avoids mains feeding: In combination with a smart meter, the system automatically prevents stored solar power from being fed into the public grid – ideal for zero feed-in operation. Control via the new XORO SOLAR Manager app.

1.308,99 € 1.459,00 €(10% Off off)
04

GreenSun Solar

Marstek Solar Storage B2500D 2025 Updated, 2240 Wh for Balcony Power Plant, Plug & Play Storage for PV System, 2.24 kW Power Storage Solar Bank for Home Balcony, Expandable, IP65, LiFePO4 Battery

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Weatherproof design: protection class IP65 for reliable outdoor use, protects against dust and jet water for long-lasting use on balcony or terrace
Powerful operation: supports up to 1600 W PV input and a maximum output power of 800 W, designed for typical balcony power plant applications in private living areas
Marstek B2500D solar storage 2240Wh for balcony power plant: 2240Wh base capacity, expandable up to 6.72 kWh, for temporary storage of solar energy for time-delayed use in the household - suitable for balcony, terrace or small PV systems
Long lasting battery and complete kit: LiFePO4 battery with up to 6000 recharge cycles at 25 degrees Celsius. Note: The smart meter or inverter is not included. To ensure maximum efficiency and compatibility of memory, the B2500 should be connected to a Marstek inverter and not to other brands' inverters
Easy installation and app control: connection via MC4 connections, suitable for integration into existing or new balcony power plant systems; control and monitoring via app via WLAN or Bluetooth, with display of energy flow and device status in real time

338,00 €
Value for Money

05

ZINNZGREEN

Marstek B2500 Balcony Power Station with Memory: 0% VAT, 2240Wh LiFePO4 Solar Bank Memory, 2 MPPTs, 1600W Max. PV Solar Input & 800W DC Output, App Control, IP65, Plug & Play

15% Off Limited Time Deal

15% Off

Limited Time Deal

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This invoice is issued according to § 12 para. 3 UStG with a VAT rate of 0%, as it is a delivery and installation of a photovoltaic system on or near a residential building in Germany. Please note that this tax exemption requires that the system is actually on or near a residential building . If in doubt, we reserve the right to request proof of installation circumstances. Businesses or commercial customers are excluded from applying the 0% tax rate and must be individually requested and audited.
Package includes: Marstek B2500 balcony power station memory x 1, MC4 extension cable x 4, warranty card x 1, tool x 1. Each battery is sent as a separate package, so your order can be split into multiple packages and shipped within the specified time frame. The Smart Meter CT002 is sent in a separate package.
Maximum compatibility solar storage and efficiency: Marstek power storage for balcony power plant, compatible with 99% of all balcony power plants, solar modules and micro inverters. 2 MPPT supports 800W output power and 1600W PV input for more energy gain per day. Optimized 0 feed in <3 seconds for minimal losses. Suitable for beginners and professionals - installation in just 10 minutes.
Intelligent app monitoring: Step into the future of energy management with our intelligent Marstek app. Thanks to the real-time monitoring, it keeps you informed about the energy consumption of your solar balcony power plant and your production patterns. In addition, the app intelligently calculates your energy savings and gives you a clear picture of your benefits. Bluetooth, Wi-Fi and Ethernet support.
Higher quality balcony power plant memory: Marstek solar 2240 Wh LiFePO4 memory for balcony power plant, 6000+ charging cycles and a service life of up to 15 years. IP65 protected against dust and splashes of water, easy to use on balconies, roofs, garages, patios or in gardens. Plug & Play: connect, charge, detach and move in seconds without additional installation costs. Nonstop performance, protected by a 10 year manufacturer's warranty.
Expand up to 8.96 kWh: Marstek B2500 balcony power plant with memory, based on a capacity of 8.96 kWh per day / 2688 kWh per year, can save up to €1074 annually. Full payback is possible in less than 2 years.

339,99 € 399,99 €(15% Off off)
06

ZINNZGREEN

Marstek Jupiter C Plus Balcony Power Plant with Memory & Inverter, 0% VAT, 2.56 kWh LFP Battery, App Control, 4 MPPT 2.4 kW PV Input Power/800 W On-Grid Output, IP65, Plug & Play, 6000 Charging Cycles

15% Off

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This invoice is issued according to § 12 para. 3 UStG with a VAT rate of 0%, as it is a delivery and installation of a photovoltaic system on or near a residential building in Germany. Please note that this tax exemption requires that the system is actually on or near a residential building . If in doubt, we reserve the right to request proof of installation circumstances. Businesses or commercial customers are excluded from applying the 0% tax rate and must be individually requested and audited.
Powerful storage for balcony power plant: all-in-one 2.56 kWh balcony power plant storage with solar inverter. The Jupiter C Plus solar storage unit supports a solar power supply of up to 2400 W with 4 independent MPPT, which ensure fast charging. With an MPPT efficiency of up to 99.8%, it delivers excellent energy conversion performance.
Package includes: Marstek Jupiter C Plus × 1, AC cable ×1, warranty card ×1, cover ×1, tool ×1, feet × 4. Each battery is sent as a separate package, so your order can be divided into multiple packages.
Intelligent app monitoring: Step into the future of energy management with our intelligent Marstek app. Thanks to the real-time monitoring, it keeps you informed about the energy consumption of your solar balcony power plant and your production patterns. In addition, the app intelligently calculates your energy savings and gives you a clear picture of your benefits. Bluetooth, Wi-Fi and Ethernet support.
Expand up to 10.24 kWh: Marstek Jupiter C Plus balcony power plant with memory and 800 W micro inverter, based on a capacity of 10.24 kWh per day/3737.6 kWh per year, save up to 1018 € annually. Full payback is possible in less than 2 years. Easy to use on balconies, roofs, garages, patios or in gardens.
15 years of performance: Marstek power storage for balcony power plant with automotive LFP cells, the Jupiter C Plus solar balcony power station offers 6000+ charging cycles with 80% capacity retention over 15+ years. Backed by a 10-year warranty and continuous support for long-lasting, safe and efficient performance. IP65 protection, built to last. Fully protected against dust and water for reliable operation in any environment. Wide temperature range from -20°C to 60°C. Works reliably even in extreme temperatures and stable all year round.

449,00 € 529,00 €(15% Off off)
07

GreenSun Solar

Marstek Venus E 3.0, 5120 Wh Power Storage for Balcony Power Plant, AC-Coupled Solar Storage with Emergency Power, 2500 W Charge/Discharge Power, IP65, App Controlled, Expandable to 15.36 kWh, Venus E 3.0

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The price is already with 0% VAT. designated. The price is only for sale to private customers. For business customers, an additional 19% VAT will be charged. due and added to the purchase price
Shipping and invoice from Germany - Delivery takes place from Germany by freight forwarding. What you get: 1x Marstek Venus E memory 5120Wh version 3.0, 1x AC cable 2 m long
Modular expandable up to 15.36 kWh – with the demand growing planning security for tomorrow: thanks to expansion modules, the memory grows with your energy needs, e.g. For example, when installing additional PV modules, electric cars or heat pumps
Long-lasting 5.12 kWh LiFePO4 battery - for maximum safety and service life. Use one of the safest cell technologies on the market with over 6000 charging cycles, ideal for everyday use in the home
Intelligent app control - full transparency and control Keep track of charging status, energy consumption, mains coverage and PV usage at all times - even on the go. Supports dynamic electricity rates for maximum savings
Emergency power supply up to 2500W - Venus E Gen 3.0 has a dedicated emergency power port (backup) that delivers up to 2500W of power in case of power outages. Reliably supply important devices such as lamps, routers or refrigerators
COMPATIBLE WITH EXISTING PV SYSTEMS Venus E Gen 3.0 is designed to work seamlessly with your existing grid-connected solar system - without replacing the inverter or modifications to the system. Simply connect and store more solar energy
38.5% less volume compared to Venus 2.0: The Venus E Gen 3.0 with slimmer dimensions, softer edges and 38.5% less volume than the previous generation, it blends seamlessly into any living space

1.099,00 €
08

Marstek

Venus-E 3.0 New Vesion Balcony Power Station Storage + CT002 Smart Counter 0% VAT, Annual Savings of 1,310 € MARSTEK AC-Coupled Energy Storage System All-in-One Solar Storage System

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【0% VAT】 The price is already with 0% VAT. designated. The price is only valid for private customers who meet the requirements for VAT-free delivery according to § 12 para. 3 UstG. For business customers, an additional 19% VAT will be charged. due and added to the purchase price.
Zero feed into the grid thanks to the smart meter: By integrating a real-time smart meter and adaptive control, Venus E Gen 3.0 ensures that no excess solar energy is fed into the grid. Ideal for regions with feed-in restrictions or limited feed-in tariffs.
Intelligent energy starts with AI and dynamic rates: the AI mode of the Venus E Gen 3.0 automatically schedules your charging times based on the real-time power prices of your region from platforms such as North Pool, Tibber and Octopus Energy. It learns your energy consumption patterns, analyses battery levels and weather forecasts, and continuously adjusts charging time and quantity — helping you reduce costs and maximize savings without any effort.
Extend up to 15.36 kWh: Single-phase backup system. Up to 3 devices parallel for each phase. Max. output 2.5 x 3 = 7.5 kW, max. capacity 5.12 kWh x 3 = 15.36 kwh. Compatible with any existing PV system upgrade to your home microgrid system. Suitable for summer cottages, yachts, motorhomes, etc.
Annual savings of €1,310: Venus E Gen 3.0 helps you save up to €1,310 per year through AI-powered control and real-time electricity prices. The breakeven is reached within 12 months. We offer you the option of installment payment, so you can cover each payment with the savings of your electricity bill and don't have to worry. Equipped with advanced LFP battery technology, Venus E Gen 3.0 offers over 6,000 deep cycles at 80% capacity retention - for up to 15 years of reliable use. Your long-term investment is backed by a 10-year warranty.
AC-coupled energy storage system: MARSTEK 5.12 kW Venus-E 3.0 updated version, worldwide premiere memory, 5 seconds plug & play installation. 38.5% less volume compared to Venus 2.0. The Venus E Gen 3.0 is our most elegant design yet - with slimmer dimensions, softer edges and 38.5% less volume than the previous generation, it blends seamlessly into any living space. 2500W input/output power, charging and discharging with just one cable. PV system compatible, solar storage and use. The switching time within 20 ms can be used as an emergency power supply.

1.070,00 €
09

Marstek

MARSTEK B2500 Memory for Balcony Power Station 2025 Last Upgrade Version 0% VAT, 1600W Solar Input 2240Wh LiFePO4 Battery 6000 Charging Cycles, Expandable to 8960Wh, IP65 Waterproof & Dustproof

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The B2500-D's Plug & Play feature makes installation done in just 15 minutes – no electrician or complicated settings. Our user-friendly design philosophy ensures easy, quick setup so you can immediately benefit from your power source.
Efficient solar storage for balcony power plants with expandable capacity and smart control for reliable energy supply
During the day: the generated solar power flows through the B2500-D to the micro inverter, powering your household appliances and reducing your dependence on the public grid. With a smart meter, excess energy is efficiently stored in the memory without being fed in.
At night: The power stored in the B2500-D is fed into the grid via the micro inverter and powers the household appliances efficiently. With flexible expansion, the memory easily covers the power needs of devices such as routers, refrigerators and more.
0% VAT (Offer according to §12 para. 3 VAT exempt) - only for private users

327,90 €
10

ZINNZGREEN

Marstek Venus E 3.0 Balcony Power Plant with Storage: AC Coupled Energy Storage System, 0% VAT, 5.12kWh LFP, 2.5kW PV Input Power/Output, Extension up to 15.36 kWh, 6000 Charging Cycles, Plug & Play

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This invoice is issued according to § 12 para. 3 UStG with a VAT rate of 0%, as it is a delivery and installation of a photovoltaic system on or near a residential building in Germany. Please note that this tax exemption requires that the system is actually on or near a residential building . If in doubt, we reserve the right to request proof of installation circumstances. Businesses or commercial customers are excluded from applying the 0% tax rate and must be individually requested and audited.
Package includes: Marstek Venus E 3.0 x 1, warranty card x 1, AC cable x 1, fixings x 1. Each battery is sent as a separate package, so your order can be divided into multiple packages.
Expand up to 15.36 kWh: Marstek Venus E 3.0 balcony power plant with memory, based on a capacity of 15.36 kWh per day/5606.4 kWh per year, save up to 1310 € annually. Full payback is possible in less than 2 years. Easy to use on balconies, roofs, garages, patios or in gardens.
AI mode with Marstek intelligence: With Marstek intelligence at its core, the AI mode optimises the energy flow in your home. Step into the future of energy management with our smart Marstek app. Thanks to the real-time monitoring, it always keeps you up to date on the energy consumption of your solar balcony power plant and your production patterns. In addition, the app also intelligently calculates your energy savings and gives you a clear picture of your benefits. Bluetooth, Wi-Fi and Ethernet support.
AC coupled energy storage system: all-in-one 5.12 kWh solar balcony power station storage. Enough power to power all your most important household appliances at the same time - from microwave ovens to refrigerators. Venus E Gen 3.0 memory for balcony power station delivers up to 2500 W (local permits are required) continuous power - reliable and stable. PV system compatible, solar storage and use.
15 years of performance: Marstek solar storage with automotive LFP cells solar storage, the Venus E Gen 3.0 balcony power station storage offers 6000+ charging cycles at 80% capacity retention over 15+ years. Backed by a 10-year warranty and continuous support for long-lasting, safe and efficient performance. IP65 protection, built to last. Fully protected against dust and water for reliable operation in any environment. Wide temperature range from -20°C to 55°C. Works reliably even in extreme temperatures and stable all year round.

1.019,00 €