Sunpura S2400 Plug-in Solar Battery – 2.4kWh Storage for Balcony Solar Panels

Sunpura S2400 Plug-in Solar Battery – 2.4kWh Storage for Balcony Solar Panels

Regular price €799,00
Sale price €799,00 Regular price €999,00
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Installation Plug & Play in 5 mins
Lifespan 8,000 charge cycles
Smart Home Tibber, Shelly & 700+ more
Backup 2400W Off-Grid output
Choose battery capacity: 2.4 kWh (A2400+B2400)
Choose solar panel kit: Without panels
Included for free
Smart energy accessories for control, measurement and higher self-consumption.
Free
Sunpura Smart Plug
Sunpura Smart Plug
Quantity: x2
€49,00
€0,00
Smart Meter / P1 Meter
Smart Meter / P1 Meter
Quantity: x1
€79,00
€0,00
Contact Us to Order

The Sunpura S2400 is a plug-in solar battery with 2.4kWh base capacity, PV input and smart energy control. It stores surplus solar power so you can use more of your own energy later in the day, in the evening or during higher-price periods.

Plug-in solar battery for balcony and small solar systems

Without battery storage, some self-generated solar power may be underused. The S2400 helps increase self-consumption by storing solar energy during the day and releasing it when your home needs it. With Smart Meter, Smart Plug and app control, it becomes a flexible smart energy system for everyday use.

  • 2.4kWh battery storage: a strong starting capacity for balcony and compact solar systems.
  • Expandable up to 9.6kWh: add B2400 battery modules as your energy needs grow.
  • 2 MPPT inputs: each supports up to 1000Wp PV input for flexible panel setups.
  • LiFePO4 battery technology: designed for stability, long service life and daily home use.
  • IP65 protection: suitable for protected indoor or outdoor installation scenarios.
  • Smart energy management: works with compatible Sunpura Smart Meter and Smart Plug accessories.
  • Backup output: up to 2,400W off-grid AC output for selected essential loads.

Use more of the solar power you generate

The S2400 is built for households that want to make better use of balcony solar panels, small PV systems and smart tariff strategies. Depending on your setup, it can help store surplus generation, reduce unnecessary grid import and support smarter load scheduling.

Actual savings depend on your solar generation, household consumption, electricity tariff, installation conditions and local rules.

We deliver your order directly to your home. Shipping costs and delivery times vary depending on your location (usually 3–7 business days). Alternatively, you can collect your order free of charge from our warehouse in Bochum, Germany. Choosing direct local pickup not only saves you from international shipping fees but also allows you to benefit from highly favorable local purchase conditions and direct transaction advantages.

Further details can be found in our [Shipping Policy].

Your satisfaction is our top priority. We will fully refund the purchase price for undamaged products returned within 30 days.

As soon as we receive and inspect your return, we will issue the refund. Further details can be found in our [Right of Withdrawal].

Sunpura stands for quality and durability. Our products are backed by a manufacturer's warranty to ensure you are on the safe side even after your purchase.

The exact warranty period and terms can be found on the product page or in the warranty information. In the event of a warranty claim, please contact us at contact@sunpuraenergy.com and provide your order number.

We are also here for you after your purchase.

Do you have any questions about the installation, setup, or use of your Sunpura products? Our support team is happy to help. Please write to us at contact@sunpuraenergy.com.

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More value from every kilowatt-hour you generate

With the Sunpura S2400, you can store surplus solar power, increase self-consumption and use energy when it is most valuable in your home.

Potential savings with a time-of-use tariff
0 / year
Solar panels only (without storage)
A share of your solar power is used directly, but surplus energy is no longer available in your home in the evening.
€ 354 / Jahr
Solar modules + Sunpura S2400
Surplus energy stays in the home and can also be used after sunset for your own consumption.
€ 788 / Jahr
2.2 years
Payback period
1.970 kWh
Green electricity per year
1.773 kg
CO₂ savings per year

Why the difference is so clear

The higher benefit does not come from storing energy alone, but from using that stored energy more intelligently at the right time.

more self-consumption

Self-generated electricity is used more often in your own home instead of being exported under unfavourable conditions.

Use outside sunlight hours

Stored energy is also available in the evening, at night or when generation is lower.

Intelligente Steuerung

With time-of-use tariffs and smart devices, energy is used when it makes the most economic sense.

Use your stored solar power when grid electricity is most expensive. Increase your savings potential by combining the system with a time-of-use electricity tariff

Berechnungsgrundlage: Based on an 1800W system with S2400, an electricity price of £0.40/kWh, and a 20-year lifespan. Additional profits from dynamic tariffs are estimated. Actual savings may vary depending on the region and system.

Is the Sunpura S2400 right for your home?

Designed for modern homes that want to use solar power more intelligently, manage energy costs more actively and become more independent.

Sunpura in real homes

Sunpura in real homes

Optional: show an installation, creator clip or real-life use case with plug-in solar, Smart Meter or a time-of-use tariff.

plug-in solar system

For households with eigenem balcony-solar power

Stores surplus energy directly from your plug-in solar system and makes it available again later.

more self-consumption. Weniger Verlust.
Existing solar PV

For existing solar systems that should do more

Ideal if you want to flexibly add battery storage to an existing PV system without redesigning the whole installation.

Flexible retrofit. Future-ready expansion.
Time-of-use tariff

For households with variablem electricitypreis

Actively use price differences: charge when tariffs are low and discharge when prices are high.

Smarter charging. Better savings.
Smart Home

For anyone who wants smarter energy control

Integrates into a smart energy system and supports more transparent, automated energy management.

More control. Less effort.

How the S2400 works by day and night

See at a glance how the S2400 stores solar energy and makes it available when you need it.

Daytime Daytime

Use solar energy intelligently during the day

The S2400 powers your home with solar energy and stores surplus energy for later use.

Night Night

Use stored energy when you need it

At night or when solar generation is low, the S2400 releases stored energy and reduces grid import.

Built for everyday use. Ready when the power goes out.

A plug-in solar system with battery storage should not only save energy, but also remain reliable when it matters. The Sunpura S2400 combines backup power, robust protection and high-quality battery technology in one compact system.

Backup power for the devices you rely on.

Backup power for the devices you rely on.

During a power cut, the Sunpura S2400 can continue supplying important household appliances with energy. This keeps your home functional not only during normal operation, but also when the grid is down.

2400W backup power for wichtige Anwendungen

Keeps selected devices powered when the grid goes down.

More safety at home

Ideal for lighting, internet equipment and other everyday essentials.

Reliable during power cuts

A plug-in solar battery storage system with real added value beyond normal operation.

Automatic protection when it matters most

Sicherheit

Automatic protection when it matters most

The integrated aerosol fire suppression system supports a controlled safety concept for home use.

Aerosol-Brandsschutz
Robust for everyday use, balconies and sheltered outdoor areas

Wetterfestigkeit

Robust for everyday use, balconies and sheltered outdoor areas

The durable design supports flexible locations and reliable operation in everyday use.

IP65
Intelligent monitoring for long-term stability

Systemschutz

Intelligent monitoring for long-term stability

Smart BMS and system architecture continuously monitor operation — for greater peace of mind and many charge cycles.

Smart BMS

Energie. Intelligent gesteuert.

Sunpura analysiert electricitypreise, Solarertrag and consumption in real time – and steuert energy flows automatisch for more self-consumption, more Kontrolle and more Ersparnis.

Sunpura HOME AI energiebeheer-overzicht
Sunpura App met energiestroom en batterijsteuerung

Everything in view. Directly in the app.

View solar power, consumption, battery level and electricity prices in one place. The Sunpura app helps you understand energy flows and control compatible devices more intelligently.

01

See energy flows in real time

Track how much power your solar panels generate, how much your home consumes and when the battery charges or discharges.

02

Use time-of-use tariffs more effectively

Charge more strategically during cheaper price windows and use stored energy when electricity is more expensive.

03

self-consumption automatisch optimise

The system helps use more solar power in your own home instead of exporting surplus energy unused.

04

Control Smart Meter, Smart Plug and connected loads

Connect compatible meters and smart loads for more automation in everyday use.

Open smart ecosysteem met 700 integraties

Open smart ecosystem with 700+ integrations

Sunpura HEMS supports integration with time-of-use tariffs, compatible energy providers, Smart Meter, Smart Plug and smart home systems — for more precise control and better use of solar power, battery storage and grid electricity.

Smart Meter P1 Meter Smart Plug Time-of-use electricity tariff 700+ Anbieter Smart Home

Actual optimisation depends on system configuration, compatible metering, energy contract, consumption profile and local installation conditions.

Vielseitig entwickelt for modernes Wohnen

Whether on a balcony, at home or for greater everyday independence, the Sunpura S2400 adapts flexibly to different living situations.
Balcony
Home & Garage
Outdoor

plug-in solar system with battery storage installieren: So starten you with dem Sunpura S2400

This installation video shows step by step how to set up, connect and prepare your plug-in solar system with battery storage for everyday use. It helps you understand more quickly how the Sunpura S2400 works as part of your home energy setup.

Installation video
Installation video Step-by-step explanation — from connection to safe integration into your setup.

From connection to final checks

01

Connect

Connect solar panels, battery storage and loads according to the product manual and compatible accessories.

02

Set up the app

Pair the S2400 with the Sunpura app to check energy flow, battery level and operating mode.

03

Safety check

Check connections, location, ventilation and system status before using the system continuously.

Note: the exact installation process may vary depending on your balcony solar setup, accessories and local requirements. Always follow the official product documentation and safety instructions.

What’s in the box

All key components you receive to get started with your Sunpura system.

A2400*1+B2400*1

A2400*1+B2400*1

5m AC cable ×1

5m AC cable ×1

Rear mounting block ×2

Rear mounting block ×2

M5×12 combined Phillips screws ×18

M5×12 combined Phillips screws ×18

M8×80 self-tapping expansion screws

M8×80 self-tapping expansion screws

Rear mounting bracket ×1

Rear mounting bracket ×1

Rear mounting block ×2

Rear mounting block ×2

Documents

Documents

The package contents may vary slightly depending on the selected bundle and accessories.

Technical details

All key performance, battery and system data for the Sunpura S2400 at a glance.

2400W
Max. output power
2400Wh
Capacity
IP65
Schutzklasse
LiFePO4
Battery type
15 Jahre; 10 Jahre
Product lifetime & warranty
800W
Netzgekoppelter AC-Ausgang
2000W
Max. PV input power
'-20°C ~ 55°C
Operating temperature
8000 (70% SOH)
Zyklen
2 MPPTs
Number of MPPTs
450 x 430 x 285 mm
Dimensions
14Kg/26.5Kg (A2400/B2400)
Net weight
16A x 2
Max. PV input current
10-100V
Operating voltage range

Downloads & Dokumente

All important Sunpura S2400 documents at a glance — from user manual and technical data to certificates.

Product documents

Anleitung Aktualisiert: 2026-04

S2400 user manual

Step-by-step guide for setup, operation and everyday use of the Sunpura S2400.
For setup, operation and everyday use
Download
Sicherheit Aktualisiert: 2026-04

Safety information & alarm messages

Important notes on safe operation, protection functions and the system’s key alarm messages.
For safe operation and alarm overview
Download
Datasheet Aktualisiert: 2026-04

S2400 technical datasheet

Key technical data on capacity, output, ingress protection and system configuration in one compact overview.
For comparison, planning and technical checks
Download

Certificates & compliance

EMC Aktualisiert: 2025-08

EMC compliance

Evidence of the system’s electromagnetic compatibility.
Relevant compliance evidence
Download
RED Aktualisiert: 2025-08

RED compliance

Relevant evidence for radio and communication components.
For Kommunikations- and Funkmodule
Download
RoHS Aktualisiert: 2025-08

RoHS compliance

Evidence of substance restrictions according to EU requirements.
EU-relevant material and substance evidence
Download
REACH Aktualisiert: 2025-08

REACH compliance

Relevante Informationen zu Stoffen and regulatorischen Anforderungen.
Regulatory evidence for substance requirements
Download
VDE Aktualisiert: 2025-08

VDE 4105 evidence

Technical evidence for grid-related requirements in your country.
Relevant for your country and Netzanforderungen
Download
EN 50549 Aktualisiert: 2025-08

EN 50549 evidence

Relevant documentation for European grid-connection requirements.
European documentation for grid-connection requirements
Download

FAQs

Answers to key questions about plug-in solar battery storage, retrofitting, Smart Meter integration, time-of-use tariffs, power cuts, warranty and support.

Installation & compatibility

Can I install the Sunpura S2400 myself?

The Sunpura S2400 is designed as plug & play solar battery storage for small solar setups. It can be integrated into new or existing plug-in solar systems. Depending on your setup and the features required — such as Smart Meter integration, time-of-use tariff use or AC-coupled upgrades — installation requirements may vary. If you are unsure, our technical support team can help you choose the right configuration.

Does the S2400 work with my plug-in solar system?

The Sunpura S2400 is designed as battery storage for plug-in and compact solar systems. It is suitable for homes that want to use more of their self-generated solar power and increase self-consumption. Key factors include your existing PV output, how the system is connected and whether additional components such as a Smart Meter will be used.

Can I add the battery to an existing solar setup?

Yes, battery storage can often be added to an existing plug-in solar setup. The Sunpura S2400 is designed to store surplus solar energy from a compatible system and make it available later. This helps increase self-consumption without rebuilding the entire setup.

Do I need a Smart Meter or P1 Meter for the S2400?

Not in every case, but compatible metering is very useful for many smart functions. With the right meter data, the Sunpura S2400 can understand household electricity consumption more precisely and control energy flows more intelligently. This is helpful for reduced export, time-of-use tariffs and optimised self-consumption.

Can I use the S2400 without solar panels?

The Sunpura S2400 delivers its greatest benefit when used with solar panels, because it can store surplus solar power and make it available later. Depending on the configuration, it may also be used in energy-optimised setups with compatible metering and time-of-use tariffs.

Is the S2400 weather-resistant and suitable for outdoor use?

The Sunpura S2400 is designed for flexible use around the home, balcony and similar residential settings. Whether outdoor placement is suitable depends on the exact location and environmental conditions. A suitable position, adequate ventilation and compliance with product instructions are important.

Can the system be installed indoors?

Yes. Depending on the home and available space, the Sunpura S2400 can also be used indoors. The installation location should be dry, accessible and suitable for safe operation, allowing the system to adapt to different home setups.

Savings & use

How does plug-in solar with battery storage work?

A plug-in solar system with battery storage generates solar power during the day and stores surplus energy in the battery instead of exporting it immediately. The stored energy can be used later, for example in the evening, at night or when solar production is lower. This helps increase self-consumption and reduce grid import.

How does the S2400 help reduce night-time electricity costs?

Solar power generated during the day and not used immediately can be stored in the Sunpura S2400 and used later when your solar panels are no longer producing. This means you can use more of your own energy in the evening and import less from the grid, helping reduce ongoing electricity costs in many homes.

Is plug-in solar with battery storage really worth it?

Plug-in solar with battery storage can be worthwhile if you cannot use all your solar power directly during the day. With the Sunpura S2400, surplus energy can be stored and used later. This increases self-consumption and reduces grid import. Whether it is worthwhile depends mainly on your electricity consumption, solar setup and tariff model.

How does the S2400 work with a time-of-use tariff?

When used with a time-of-use tariff, the Sunpura S2400 can help manage energy more strategically. Depending on the setup, electricity can be stored or used when conditions are more attractive. This makes the battery not only solar storage, but also an active part of your energy management strategy.

What does zero export mean for plug-in solar?

Zero export means that little or no surplus electricity is exported to the public grid. Instead, generated solar power is used directly in the home or stored in a battery such as the Sunpura S2400. For homes with plug-in solar, zero export is especially relevant when the goal is to maximise self-consumption.

Does the S2400 increase my self-consumption?

Yes. That is exactly what plug-in solar battery storage is designed to do. The Sunpura S2400 stores surplus solar power and makes it available later when your home needs it. This helps you use more of your own electricity directly at home and become less dependent on the grid.

Smart home & control

Which Smart Meters is the S2400 compatible with?

Depending on the system setup, the Sunpura S2400 can be combined with selected metering solutions to record household energy flow more accurately and control it more intelligently. Whether your existing meter is suitable depends on the model and the function required. For compatibility questions, our team can help before purchase.

Does the S2400 work with Shelly, Tibber or Home Assistant?

The Sunpura S2400 is designed for intelligent energy management and can be integrated into suitable smart home and energy systems. Depending on the use case, this can support load control, consumption optimisation or time-of-use tariff strategies. If you already use Shelly, Tibber or Home Assistant, we can help check the right setup for your installation.

Power cuts, warranty & support

Does the S2400 also work during a power cut?

The Sunpura S2400 is designed to provide additional power for selected applications during power-cut scenarios. This makes it useful not only for day-to-day self-consumption, but also as practical support during outages. The exact use depends on the setup and connected loads.

Which devices can I run with the S2400 during a power cut?

During a power cut, the Sunpura S2400 is mainly suitable for important household appliances and selected loads that matter in everyday life. Which devices can sensibly be powered depends on their power draw and the system setup. For a realistic assessment, we recommend checking typical loads with our team before purchase.

How long is the S2400 warranty and is technical support available?

Sunpura supports you not only during purchase, but also during operation. The S2400 is covered by the warranty terms applicable to the product. Our technical support team can also help with integration, use and troubleshooting, so your battery storage system remains manageable over the long term.