Fronius Primo GEN24 UL

Residential inverter with integrated backup power

Our single-phase inverter is the ideal heart of residential PV systems. The Fronius GEN24 combines smart solutions, intelligent software, and thoughtful engineering to achieve maximum yields.

With PV Point, the Fronius GEN24 offers an integrated basic backup power supply: Connected devices are supplied with backup power through a designated socket as long as the sun is shining.

With its diverse features, the Fronius GEN24 enables economic sustainability for long-term energy self-sufficiency. Discover the key advantages for installers and their customers:

- Integrated shade management

- Basic backup power without battery

- Highly flexible system design potential

- Built-in longevity thanks to the Active Cooling Technology

- Made in Europe

- Sustainably future-proof

Further technical data can be found in the data sheet which you find in the download section of this page.

Please choose your desired product.

Product details

Technical Data

Input Data

Number of MPP trackers	2
PV input power	3940 W
Feed-in start voltage (U_{dc start})	80 V
Min. MPP voltage ( U mpp min)	200 V
Max. MPP voltage ( U mpp max)	480 V

Output Data PV Point

Max. switchover time PV-Point	17 s
Max. switchover time Full Backup	17 s

General Data

Mains Frequency	60 1/s, 50 1/s
Width	474 mm
Height	516 mm
Depth	165 mm
Weight	15,08 kg
Weight incl. packaging	18,7 kg
Protection class	1
Overvoltage category (DC / AC)¹⁾	2 / 4
Inverter design	Transformerless
Cooling	Active Cooling Technology
Installation	Indoor and outdoor installation
Min. permissible ambient temperature	-40 °C
Max. permissible ambient temperature	60 °C
DC PV connection technology	2x DC+1, 2x DC+2 and 4x DC- spring-type terminals for solid: copper AWG14-8
DC battery connection technology	1x DC+ and 1x DC- spring-type terminals for solid: copper AWG 12-8
AC connection technology	Spring-type terminals for solid: copper stranded / fine stranded: copper: AWG 14-8 Backup power spring-type terminals: AWG 16-8
Back-up power functions	PV Point
Sound emissions	42 dB(A)
Interference emission class	B

Protection Devices

DC insulation measurement	Yes
Overload behaviour	Operating point shift, Power limitation
DC disconnector	Yes
DC Reverse polarity protection	Yes
Arc fault circuit interrupter (Fronius Arc Guard)	Yes

Interfaces

WLAN / 2x Ethernet LAN	Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
6x digital in/out + 6x digital in	Interface to ripple control receiver, energy management
Emergency stop (WSD)	Yes
Datalogger and web server	Included
2x RS485	Modbus RTU SunSpec (third-party supplier) / Fronius Smart Meter

Technical Data

Grid connection	NPE

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SOLAR ENERGY

Fronius Primo GEN24 UL

Residential inverter with integrated backup power

Product details

Technical Data

Input Data

Output Data PV Point

General Data

Protection Devices

Interfaces

Technical Data

Downloads