Inverters Fronius ECO 25.0-3-S string inverter 25 kW

Details

Fronius ECO 25.0-3-S string inverter with IP66, WLAN and LAN

The Fronius ECO 25.0-3-S is a durable and efficient string inverter designed for large solar installations. It delivers high conversion efficiency, robust performance, and smart communication options.

Key Features

• Nominal AC power: 25.0 kW

• Maximum DC power: 37.8 kW peak

• Input voltage range: 580 – 1,000 V

• MPP range: 580 – 850 V

• Max. input current: 44.2 A

• DC inputs: 6 string ports

• Maximum efficiency: 98.2 %

• European efficiency: 98.0 %

• Protection rating: IP66

• Dimensions (H × W × D): 725 × 510 × 225 mm

• Weight: 35.7 kg

• Interfaces: WLAN, LAN, web server, Modbus TCP, Solar.web, JSON API

• Warranty: 2 years, extendable to 5 years with registration

Benefits

• High efficiency for maximum energy yield

• Outdoor ready design (IP66 protection)

• Remote monitoring capabilities

• Compact and lightweight construction

• Reliable operation with integrated safety features

• Easy installation and maintenance

Applications
Perfect for commercial and industrial PV systems where a single MPP tracker is sufficient. Compatible with modern energy management and monitoring systems.

Installation Notes

• Use cables of appropriate cross-section (2.5 – 16 mm²)

• Ensure open-circuit voltage does not exceed DC limits

• Register unit to activate extended warranty