Fronius GEN24 & GEN24 Plus.
Designed to empower.

Inverter with backup power function for private households
Ready for the private energy revolution: With our Fronius GEN24* inverter at the heart of their private photovoltaic system, households can produce their own energy sustainably and inexpensively. The Fronius GEN24 Plus hybrid inverter even enables a battery storage system to be used, providing complete energy self-sufficiency for electricity, heating, cooling, and e-mobility, even at night.
While the Fronius GEN24 offers an integrated basic backup power supply in the form of the PV Point, the Fronius GEN24 Plus** can also provide a comprehensive Full Backup power supply via a connected battery storage system.
- The heart of private photovoltaic systems
- Fronius UP.storage: Software upgrade from the Fronius GEN24 to the Fronius GEN24 Plus* hybrid inverter
- Fast installation and configuration
- Sustainable development and production
- Made in Europe
Fronius GEN24*
integrated basic backup power function
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Fronius GEN24 Plus**
two backup power options/battery connection
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* With Fronius UP.storage update option to upgrade to the Fronius GEN24 Plus hybrid inverter. Available in the Fronius webshop in selected countries.
** The Full Backup option is not available for the Fronius Symo GEN24 3.0–5.0 Plus.
The inverter with flexible backup power options
Backup power for every situation
Your energy supply must be reliable. That’s why the Fronius GEN24 offers an integrated basic backup power supply. Backup power is supplied to connected devices up to 3 kW via the PV Point socket, as long as the sun is shining.
With the PV Point and Full Backup*, the Fronius GEN24 Plus offers two backup power options: a power supply for loads of up to 3 kW via a single socket and a backup power supply for the entire home, including large, three-phase loads such as heat pumps.
* The Full Backup option is not available for the Fronius Symo GEN24 3.0–5.0 Plus. For Full Backup, a battery and a switching device for safe grid disconnection are required in addition to the inverter.

Versatility as standard
Thanks to their energy management functions, our inverters continuously save time and money. The smart device design combined with our intelligent software enables fast and flexible installation and delivers optimum yields, even when the PV modules are in the shade. What’s more, the integrated active cooling extends the service life of the inverters, securing your customers’ investment.

Built-in freedom
The Fronius GEN24 and Fronius GEN24 Plus were developed to enable you to make your customers' energy self-sufficiency as individual as possible. That is why both inverters have open interfaces. This makes the integration and control of components from Fronius or third-party providers particularly straightforward. An integrated and intelligent load management system efficiently uses surplus PV power by prioritising consumers such as heat pumps, pool pumps or wallboxes and controlling them as needed.
- Open interfaces for easy integration and control of Fronius and third-party components
- Increased self-consumption thanks to integrated and intelligent load management for the controlled operation of various consumers

Fronius GEN24 and Fronius GEN24 Plus
The Fronius GEN24 and Fronius GEN24 Plus boast a wide range of features that support a sustainable, independent energy supply. Discover the key features for installers and their customers at the click of a button.Always the right solution: with or without a Plus
With the Fronius GEN24 and Fronius GEN24 Plus, we have two powerful inverters in our product portfolio. Which one you recommend to your customers depends entirely on their needs:
Use of your solar power
Supply in case of a power supply failure
Fronius UP.storage
For those who still can’t decide: With the Fronius UP.storage* software upgrade for the Fronius GEN24, the existing device can be retrofitted with a battery connection at any time, including the Full Backup option.**
* Available in the Fronius webshop in selected countries.
** Not available for the Fronius Symo GEN24 3.0–5.0 Plus.

Solar.start – the app by pros for pros
Configure Fronius inverters in just a few minutes: Solar.start makes it easy for you.
Quick and easy commissioning in just three steps
- Network settings
- Product configuration
- Integration into the Fronius Solar.web monitoring platform
- Quick access to the web interface for additional settings and functions
- Full warranty coverage when you register the inverter on Solar.web
- Link to useful platforms such as Solar.web and Solar.SOS

Sustainable right from the start


Technical data
Technical data | |||
Single-phase / three-phase | single-phase 230 V | three-phase 230 / 400 V | |
Power classes | 3 / 3.6 / 4 / 4.6 / 5 / 6 kW | 3 / 4 / 5 kW* | 6 / 8 / 12 kW |
MPP-Tracker | 2 | 2 | |
Protection class | IP 66 | IP 66 | |
Dimensions (h x w x d) in mm |
474 x 530 x 165 | 474 x 530 x 165 | 529 x 595 x 180 |
Weight | 15,4 kg | 15,6 kg | 23,4 kg |
DC input voltage (Udc min - Udc max) |
65 V - 600 V | 80 V - 1.000 V |
*The Full Backup option is not available for the Fronius Symo GEN24 3.0–5.0 Plus. For Full Backup, a battery and a switching device for safe grid disconnection are required in addition to the inverter.