Fronius
Fronius Eco 25.0-3-S Inverter
Product Code: FRONIUS-ECO-25-0-3-S
In stock
Technical Specifications
The Fronius Eco 25.0-3-S Inverter is a high-performance three-phase solar inverter designed for large-scale commercial and industrial photovoltaic installations. It delivers efficient energy conversion and stable operation, making it ideal for high-power solar systems requiring reliability and performance.
Engineered for large PV systems, the inverter features a single MPPT tracker and a high DC input voltage range, enabling efficient system design with longer string configurations. This helps reduce installation complexity and optimize overall system costs while maintaining high energy yields.
The integrated SnapINverter mounting system allows fast and easy installation, while its lightweight design simplifies handling during setup. With IP66 protection, the inverter is suitable for both indoor and outdoor installations, ensuring durability even in demanding environmental conditions.
Core Electrical Characteristics
- AC nominal output of 25000 W
- Three-phase grid connection
- Single MPPT tracker
- Wide DC input voltage range (580–1000 V)
- Maximum efficiency up to 98.2%
Connectivity and Integration
- Built-in communication interfaces
- Wi-Fi and Ethernet connectivity
- Modbus TCP/RTU and Solar API support
- Compatible with smart energy systems
- Remote monitoring via Fronius Solar.web
System Performance and Control
- Dynamic Peak Manager
- High efficiency conversion
- Stable output for large-scale systems
- Smart Grid Ready functionality
- Optimized performance for long string designs
Design and Installation
- SnapINverter mounting system
- Lightweight and compact design
- Indoor and outdoor installation (IP66)
- Easy servicing and maintenance
Safety and Compliance
- Protection Class I
- Overvoltage category II/III
- Integrated DC protection and fuse holders
- Reverse polarity protection
- Compliant with IEC, VDE, and CE standards
Typical Applications
- Commercial photovoltaic systems
- Industrial solar installations
- Large-scale rooftop PV systems
- Ground-mounted solar arrays
- Energy management systems
Power & Energy
- Power Output
- 25000 W
- Nominal Power
- 25000 W
- Peak Power
- 25000 W
- Efficiency
- 98.3 %
- Power Factor
- 0.85 inductive … 0.85 capacitive
- THD
- < 3 %
- Phase Type
- three-phase
- Inverter Type
- standard
- Power
- 25
Solar
- Input Voltage
- 580 – 1000 V DC
- Output Voltage
- 400 V AC (three-phase)
- Voltage
- 580 – 850 V DC
- Frequency
- 50 / 60 Hz
- MPPT Range
- 580 – 850 V DC
- Max PV Power
- 37500 Wp
- Max PV Voltage
- 1000 V
- Max PV Current
- 44 A
- Grid Tie
- Yes, with anti-islanding protection
- MPPT Count
- 1
Physical
- Dimensions
- 725 × 510 × 225 mm
- Weight
- 34.8 kg
- Installation Type
- Wall-mounted
- Mounting Options
- Wall bracket included
Environmental
- Operating Temperature
- -25°C to +60°C
- Protection Rating
- IP66
- Cooling
- Active cooling
- Noise Level
- < 50 dB(A)
Features & Compatibility
- Warranty
- 60 months
- Certifications
- CE, IEC 62109, IEC 61727, IEC 62116, EN 50549
- Compatibility
- Compatible with commercial and industrial PV systems
- Communication
- Ethernet, Modbus TCP, RS485
- Display
- Integrated LED status indicators
- Monitoring
- Fronius Solar.web (web & app-based monitoring)
- Parallel Capability
- Yes – multiple inverters supported on the same grid connection
