Description
Fronius Eco 27.0-3-S
The three-phase Fronius Eco in power categories 25.0 and 27.0 kW perfectly meets all the requirements of large-scale
installations. Thanks to its light weight and SnapINverter mounting system, this transformerless device can be installed
quickly and easily either indoors or outdoors.
This inverter range is setting new standards with its IP 66 protection
class. Furthermore, thanks to its integrated double fuse holders and optional overvoltage protection, string collection
boxes are no longer necessary.
The Fronius Eco 27.0-3-S is a three-phase string inverter designed for large-scale commercial and industrial photovoltaic (PV) systems. With a maximum output power of 27 kW, it offers high efficiency (up to 98.3%) and is optimized for outdoor use due to its robust IP66-rated housing. Key features include:
Lightweight and compact design for easy installation
Integrated DC fuse holders (no need for external string combiner boxes)
Smart Grid ready and compatible with Fronius monitoring solutions (like Solar.web)
Transformerless design for higher efficiency and flexibility in system configuration
It’s ideal for decentralized PV system layouts and contributes to efficient and reliable solar power generation.
Refer to Datasheet











