The Fronius Eco 25.0-3-S (Part No. 4,210,046,040) is a high-performance three-phase transformerless grid inverter designed for large-scale commercial and industrial photovoltaic (PV) systems. With a rated output of 25,000 VA, it delivers efficient and reliable conversion of solar DC energy into grid-compatible AC power.

Optimized for centralized solar installations, the inverter features IP66-rated protection, making it suitable for outdoor mounting in demanding environments. Built-in WLAN, LAN, and integrated web server enable effortless system monitoring and remote access.

🔧 Technical Specifications:

• Model: Fronius Eco 25.0-3-S
• Part Number: 4,210,046,040
• Nominal AC Power Output: 25,000 VA
• MPPT Voltage Range: 580–850 V
• Max DC Voltage: 1000 V
• Max Input Current: 2 × 47.3 A
• Grid Voltage (UAC): 220/380 V, 230/400 V, 240/415 V
• Frequency: 50 / 60 Hz
• Protection Rating: IP66 (dustproof and waterproof)
• Interfaces: WLAN, LAN, Webserver
• Certifications: VDE, CEI, DIN, AS/NZS, IEC

✅ Key Features:

• Transformerless design with high conversion efficiency
• Ideal for large-scale PV installations and solar farms
• Outdoor-rated with IP66 environmental protection
• Built-in wireless connectivity and local web interface
• Compliant with international grid and safety standards

📦 Application:
Perfect for commercial rooftops, ground-mounted PV farms, and large industrial solar installations requiring robust performance, remote monitoring, and grid code compliance.