Product description
The Fronius Symo 20.0-3-M is a powerful, transformerless 3-phase inverter that has been specially developed for medium-sized and large photovoltaic systems. With its high system voltage, two MPP trackers, and a peak efficiency of up to 98%, it ensures maximum energy yield and reliability.
Thanks to integrated communication interfaces such as WLAN, LAN, RS485, and Modbus, the Symo can be easily integrated into existing energy management systems. System data can be monitored and analyzed in real time via the Fronius Solar.web portal. The patented Dynamic Peak Manager function optimizes MPP detection even in partial shading conditions.
With its Smart Grid Ready design, the inverter meets all modern grid requirements and offers comprehensive grid management functions. The active cooling system ensures that the device remains efficient and durable even at high ambient temperatures.
Typical applications
- Commercial and industrial PV systems
- Grid-connected large-scale systems up to 20 kW
- Self-consumption optimization and feed-in systems
- Monitoring and load management via Solar.web
Main advantages
- High efficiency up to 98%
- Two MPP trackers for flexible system design
- Dynamic Peak Manager for optimal energy yield
- Comprehensive communication interfaces (LAN, WLAN, RS485, Modbus)
- Smart Grid Ready for future-proof PV systems
- Easy servicing thanks to SnapINverter mounting system
- Durable, maintenance-friendly design
Technical data
| Product type |
Three-phase PV inverter |
| Manufacturer |
Fronius |
| Model |
Symo 20.0-3-M |
| Nominal power (AC) |
20,000 W |
| Max. PV input power |
30,000 W |
| MPP tracker |
2 independently operating trackers |
| Max. input voltage |
1,000 V |
| MPP voltage range |
420–800 V |
| Max. input current |
33 A per tracker |
| Efficiency |
max. 98 |
| Communication |
LAN, WLAN, RS485, Modbus TCP/RTU, Solar API |
| Protection |
IP65 |
| Operating |
-25 °C to +60 °C |
| Dimensions (W × H × D) |
725 × 510 × 225 mm |
| Weight |
43.4 kg |
| Cooling |
Actively controlled fan |
| Monitor |
Fronius Solar.web, integrated data manager |
With the Fronius Symo 20.0-3-M, you are choosing an efficient, robust, and grid-compliant inverter that is ideal for large PV systems. High power reserves, modern communication functions, and future-proof technology make it the professional choice in the commercial sector.
