Multi-family houses with photovoltaic systems on the roof, used for generating tenant electricity.
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Photovoltaics with SAX Storage – Tenant Electricity as an Opportunity for Landlords & Tenants

Photovoltaic systems with storage offer numerous advantages for housing associations: additional income, tax benefits, and a modern, sustainable image. At the same time, they provide tenants with cheaper electricity and active participation in the energy transition through tenant electricity.

The simplest and most reliable solution consists of PV modules plus storage from SAX Power – the test winner of the University of Applied Sciences Berlin (HTW Berlin).

What are your advantages?

Award HTW Test Winner in the 2025 Electricity Storage Inspection

You get more attractive properties & additional income

Tenant electricity models reduce ancillary rental costs and make apartments more attractive
Direct sale of solar power increases income
Competitive advantage in new rentals

You receive subsidies & tax benefits

Government subsidies (e.g., tenant electricity surcharge) increase profitability
Tax relief (no trade tax under new law)
Linear depreciation over 20 years = long-term planning security

You promote image & sustainability

Positioning as a modern, responsible landlord
Strengthening the brand through sustainable energy solutions
Contribution to CO₂ reduction & climate goals (ESG Reports)

Benefit from the technological lead of the test winner in the HTW storage test

Only SAX Power storage offers you this

No expensive hybrid inverter necessary

  • This means cost savings, as installation is simpler and a standard inverter is sufficient

Best efficiency on the market

  • This means more electricity utilization; storage units do not require a noisy fan

Sleek wall-mounted device with an attractive design

  • Installation possible anywhere except in wet rooms

All-in-One Package

  • This means emergency power supply and island operation with very high discharge capacity

Reliable quality “Made in Germany”

  • Expandable at any time and 100% fire-safe

And the advantages for your tenants?

Cheaper electricity: prices below the basic supply tariff
Protection against price fluctuations: predictable electricity costs
Climate protection: active contribution to the energy transition
100% green electricity: locally produced, directly consumed

Tenant electricity with SAX storage creates a win-win situation:

More attractiveness & returns for landlords – more savings & sustainability for tenants.

Why SAX Power?

Because being a test winner is no coincidence.

Would you like to know more?
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