Details
Fronius ECO 25.0-3-S Three-Phase String Inverter 25 kW - With Integrated WLAN, LAN & IP66 Housing
The compact powerhouse for commercial PV projects
The Fronius ECO 25.0-3-S is a high-performance string inverter engineered for large-scale solar panel installations. Combining high efficiency, robust build quality, and integrated communication features, it is perfectly suited for commercial rooftops and ground-mounted systems.
Optimized for uniform arrays
Designed for efficiency, this inverter features a single MPP tracker with 6 DC string ports. The integrated all-pole fuse holders eliminate the need for external string combiner boxes in many scenarios, significantly reducing balance-of-system costs.
Built for the outdoors (IP66)
Featuring an IP66 protection rating, the Fronius ECO is completely dust-tight and water-resistant. This allows for unrestricted outdoor installation, even in harsh environmental conditions.
Smart Communication
Stay connected with integrated WLAN and LAN interfaces. The built-in web server and seamless connection to Fronius Solar.web allow for remote monitoring anytime. Advanced protocols like Modbus TCP and JSON API ensure easy integration with third-party energy management systems.
Technical Specifications
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Nominal AC Power: 25.0 kW
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Max DC Power: 37.8 kW peak
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DC Connections: 6 string ports (1 MPP Tracker)
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Input Voltage Range: 580 – 1,000 V
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MPP Voltage Range: 580 – 850 V
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Max Input Current: 44.2 A
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Max Efficiency: 98.2% (European Efficiency: 98.0%)
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Protection Class: IP66 (Outdoor ready)
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Dimensions & Weight: 725 × 510 × 225 mm | 35.7 kg
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Warranty: 2 years (extendable to 5 years upon registration)