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Fronius Galvo 2.5 | Off Grid Solar System Specialists - Solar Heroes

Fronius Galvo 2.5


Suitable for all module technologies due to galvanic isolation
New hinged system for quick and easy installation
Low weight (16.8 kg) and compact size
For indoor and outdoor mounting (high protection class IP 55)

In Stock


With power categories ranging from 1.5 to 3.1 kW, the Fronius Galvo is perfect for households and is especially suitable for self-consumption systems. The integrated energy management relay allows the self-consumption component to be maximised. A host of other smart features make the Fronius Galvo one of the most future-proof inverters in its class: for example, the integrated data logging, the simple connection to the internet by WLAN, or the plug-in card technology for retrofitting additional functions.

Easy to install and rich in modern features, the Fronius Galvo 2.5-1 inverter offers convenience for the system owner and the solar installer.

Popular features for residential solar systems are included.
Many features come standard including Wi-Fi capability, Arc Fault Circuit Interruption, and a compact, lightweight design. This solar inverter is Smart Grid Ready and very efficient at 96%. The Fronius SnapINverter hinge mounting system allows for a single person installation in record time. NEC 2011 compliant AFCI protection assures local code compliance.

Lightweight & Compact – easy to install.
Fronius Galvo inverters are designed for the solar contractor who desires one-person / one-trip installation. The DIY homeowner also appreciates the the intuitive design that is easy to work with. With the SnapINverter hinge mounting system, field serviceability and the LockINverter security locking capability, the Fronius Galvo inverters are a smart choice for a hassle-free system installation.

Weatherproof enclosure for year-round installations.
All Fronius Galvo inverters have a robust, NEMA 4 rated weatherproof enclosure that enables them to be used either indoors or outdoors. Fronius is proud to be one of the only inverters tested and approved to operate at 122° F.

Flexibility in system design
The Fronius Galvo provides an extra wide voltage window allowing for the utmost flexibility in string design. This wide voltage range allows one to choose from most major solar panel manufacturers and module cell types for your perfect residential grid-tie solar system.

Equipment Features

  • Fronius LC-Display
  • HF-Transformer
  • NEC 2011 AFCI Protection
  • Integrated Wi-Fi
  • Lightweight compact design
  • One-person installation


The Fronius Galvo has become a popular choice for solar contractors due to its lightweight construction, flexibility in solar system design, and modern features like integrated Wi-Fi and AFCI protection. With all of these features in one compact package, it is a great choice for your residential solar panel system design.

Compact & lightweight
The Fronius Galvo is the first and only Wi-Fi®* enabled, super lightweight residential inverter that disrupts the residential solar market by providing a list of features never before seen in the solar industry. System owners are amazed by the attractive new low-profile design.

Solar contractors like the ease of installation with the SnapINverter hinge mounting system. The industry leading Fronius Service Provider program allows full service in less than 15 minutes by one installer with one truck roll. Because of the one-person installation, the Fronius Galvo is one of the most popular string inverters on the grid-tie solar market.

Modern features
The Fronius Galvo 2.5-1 inverter features integrated Wi-Fi® with included Fronius Solar.web monitoring portal and Fronius smart phone app, the touch sensitive display, and quiet high-performance in its . NEC 2011 compliant arc fault circuit interruption (AFCI) is becoming increasingly prevalent as states adopt new electrical codes. These codes may need to be adhered to for new building construction or property improvements. Fronius makes this easy with their state-of-the-art AFCI solution.

Fronius with headquarters in Austria has been engaged in solar electronics since 1992, in particular in the development and production of solar inverters. Thanks to solar electronics Fronius has advanced to the ranks of the worldwide leading manufacturers and continues to develop its position through ongoing product innovations. Fronius Solar Electronics stands for quality and state of the art technology to generate, convert and harness energy in a renewable way.

Fronius Galvo datasheet

Technical Data

PV InverterGALVO 2.5-1
Number of DC connections3
Number of MPPT trackers1
DC Max. Input Current16.6A
DC Max. Array Short Circuit Current24.8A
DC Feed-in Start Voltage185V
DC Nominal Input Voltage330V
DC Maximum Input Voltage550V
DC Mininum Input Voltage165V
DC MPPT Voltage Range165-440V
DC Maximum Input Current16.6A
AC Grid Connection TypeSingle Phase
AC Rated Power2500W
AC Rated Grid Voltage230V
AC Voltage Range1~NPE 230V (+17%/-20%)
AC Rated Output Frequency50Hz/60Hz (45-65Hz)
AC Maximum Output Current12.1A
Overload BehaviorOperating point shift, power limitation
DC DisconnectorIncluded
European efficiency (ηEU)95.2%
Stand-by Consumption (night)<1W
Monitoring SystemRS485- Modbus RTU SunSpec or meter connection | External input – S0-Meter Interface / Input for overvoltage protection | Datalogger and Webserver – Included | Signalling output – Energy management (floating relay output) | 2x RS422 (RJ45 socket) – Fronius
Permitted Humidity0 to 100%
Max Operating Altitude2000m/3500m (unrestricted/restricted voltage range)
Protection ClassIP65
Isolation LevelHF Transformer
CoolingRegulated air cooling
Dimensions645x431x204 mm, 16.8 kg
Warranty5 years