Uninterrupted Power, Anywhere

NOVA All-in-One Balcony Solar System

2.5kW 7.68kWh Balcony Solar System

€1.099,99
€1.399,99

7680Wh Capacity & 2500W Output

<10ms UPS Backup

Smart APP Energy Control

Cold-Weather Self-Heating

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Got Questions?

Frequently Asked Questions

Customer Support: support.eu@humsienk.com

What is a LiFePO4 battery, and how is it better than lead-acid batteries?

LiFePO4 (Lithium Iron Phosphate) batteries are high-performance, long-life lithium-ion batteries, ideal for RVs, solar storage, boats, and more. Compared to traditional lead-acid batteries, they offer several key advantages:

  • Superior safety – LiFePO4 chemistry is highly stable and less prone to fire or explosion.
     
  • Longer lifespan – Over 5000 deep charge/discharge cycles, 8x longer than typical lead-acid batteries.
     
  • Higher usable capacity – Up to 50% more usable energy compared to lead-acid at the same rated capacity.
     
  • Lighter weight – Up to 70% lighter, making it easier to install and ideal for mobile/off-grid systems.
     
  • Lower self-discharge – Holds charge longer during storage.
     
  • Eco-friendly – No heavy metals, non-toxic, and recyclable.

What certifications do your batteries have?

Our products comply with CE, RoHS, UN38.3, MSDS, and other global standards.

Where the products are shipped from？

Humsienk-EU currently has two warehouses, one in Germany and one in Poland. We will choose the warehouse closest to you to ship your order based on the country of your order.

Can I return the battery if I’m not satisfied?

Humsienk offers 30 days of free returns from delivery date.Buyer covers shipping for non-defect returns. Shipping costs incurred will be deducted from the order amount.

Is the installation process complicated?

Installation is straightforward. Please refer to our user manual or contact support.

Is my battery warranty 5 years? What if I want to get additional coverage?

Humsienk currently offers a minimum 5-year warranty on batteries with a capacity of over 50Ah. If you want to get the extra five years of warranty, you need to register the warranty.

@ 2026 Humsienk Europe

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