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Balcony energy storage in a rented apartment: Calculation example with Solarbank Pro 3 and Zendure 2400 AC

More and more renters are wondering whether a balcony power plant storage system is worthwhile. In this article, we compare the Solarbank Pro 3 and... Zendure SolarFlow 2400 AC: calculate costs and amortization and highlight what is important during relocation or installation...

Jiayue Liu 4 min reading time
Balcony power plant storage for rental apartments

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More and more tenants are wondering whether a balcony power plant storage system is worthwhile. In this article we compare Solarbank Pro 3 and Zendure SolarFlow 2400 AC calculates costs and amortization and highlights what is important when moving or installing.


Briefly categorized


  • updated: July 18, 2026
  • Suitable for: Readers who are looking for information about "balcony power plant storage for rental apartments" or preparing a decision.
  • Limits: Availability, pricing, firmware, compatibility, and regional specifications are subject to change.
  • Database: Manufacturer specifications and the technical information mentioned in the article. Check the current manufacturer's documentation before purchasing and installing.

Introduction: Balcony power plant storage for rented apartments – sensible or not?


More and more tenants are interested in a Balcony power plant with storageto reduce electricity costs and increase self-consumption. But is it worth investing in a Balcony power plant storage for rental apartments really? And what should one say about topics such as Amortization, Smart meter installation or Plug-and-play systems without an electrician knowledge?
We consider these questions using the models Solar Bank Pro 3 and Zendure SolarFlow 2400 AC.


Why a balcony power plant storage system can increase self-consumption


A Balcony power plant without storage supplies electricity during the day when it is often unused.
A Balcony power plant storage systems such as Solarbank Pro 3 or Zendure SolarFlow 2400 AC stores this electricity to be used in the evening.

Advantages:

  • Increase your own consumption in your rental apartment

  • Reduce electricity costs with balcony power plant storage

  • Partial emergency power supply in case of power failure

  • Contribution to the energy transition, also for tenants

Anker SOLIX E2700 Pro

Anker SOLIX E2700 Pro


2,68 kWh storage

1299 €  |  anchor prime day Save up to 220 €!

  • ⭐ For balcony power plants
  • ⭐ Easy installation
  • ⭐ Emergency power, app, modular

Costs, amortization and profitability

Cost point Price (approx.)
Balcony power plant (800 W, Plug and Play) €700–1.000
Storage Solarbank Pro 3 (3,2 kWh) €1.600–1.800
Storage Zendure SolarFlow 2400 AC (2,4 kWh, expandable) €1.700–1.900
Smart meter costs + electrician installation 100–200 € + 150–300 €
Total costs with storage approx. 2.300–3.400 €

Estimated annual savings from increased self-consumption:

  • Without storage: €120–150 per year

  • With storage: €250–350 per year

Payback period:

  • Balcony power plant without storage: 6–8 years

  • Balcony power plant with storage (solar bank or Zendure): 8–10 years


Smart meter for balcony power plant storage – necessary or optional?


A Smart meters for balcony power plants measures exactly how much solar power is fed in and stored.
Especially when Zendure SolarFlow 2400 AC The smart meter enables the full use of the emergency power function, the fast switching and App-Control.

Smart meter costs:

  • Device: approx. 100–200 €

  • Installation by electrician: approx. €150–300

Tenant tip:

  • Solar Bank Pro 3 works as Plug and play storage without an electrician, ideal for rental apartments.

  • Zendure SolarFlow 2400 AC is modular, but recommended for full functionality with smart meter and electrician setup.

  • For permanent installation: always ask the landlord beforehand.

Zendure SolarFlow 2400

Zendure SolarFlow 2400 Set


Expandable up to 16,8 kWh

1.897 €  |  MiniZ05 Save 5% when you pre-order!

  • ⭐ Bidirectional AC technology
  • ⭐ Complete set: 1 × 2400 AC + 2x AB3000X
  • ⭐ 0% VAT in Germany
  • ⭐ Real-time app control

Balcony power storage in a rented apartment – ​​what to consider when moving?


An important aspect for tenants is mobility: Can the balcony power plant storage system be taken along when moving house?

Solarbank Pro 3 Balcony Power Plant Storage Rental Apartment: compact, portable, without permanent installation.
Zendure SolarFlow 2400 AC with storage expansion: modular pluggable, easy to disassemble and reassemble.

And finally ... The investment is not lost when you move.


Solarbank Pro 3 vs. Zendure SolarFlow 2400 AC – a comparison


Solarbank Pro 3 Storage Zendure SolarFlow 2400 AC storage
3,2 kWh capacity 2,4 kWh, expandable up to 17,28 kWh
Plug and play, no electrician required Modular with optional smart meter
App control, emergency power function Fast switching in case of power failure
Mobile, suitable for rental apartments Future-proof, with memory expansion

Conclusion: Balcony power storage systems in rented apartments – an individual decision


Whether a Balcony power plant storage, rental apartment, plug and play worthwhile depends on several factors:

  • Self-consumption profile

  • Balcony orientation (south-facing balcony ideal)

  • Willingness to invest in smart meters and electricians

  • Relocation plans in the next few years

Solar Bank Pro 3 offers a simple solution without an electrician, while the Zendure SolarFlow 2400 AC offers more functions and expansion options – with smart meter support if required.


Additional information



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Editors


Jiayue Liu


Published on June 3, 2026 · Updated on August 8, 2026

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