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String solar inverter Fronius ECO 25.0-3-S Light (25 kW, 3 phases, 1 MPPT)

Brand: Fronius Model: ECO 25.0-3-S Light SKU: 00166
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Technical Specifications
Brand: Fronius
127 310.00 ₴
Delivery
Self-delivery Self-delivery
Nova Poshta Nova Poshta
Ukrposhta Ukrposhta
By courier around the city (Kyiv) By courier around the city (Kyiv)
Payment
Payment to the current account Payment to the current account
Payment to a bank card Payment to a bank card
Cash on delivery Cash on delivery
String solar inverter Fronius ECO 25.0-3-S Light (25 kW, 3 phases, 1 MPPT)
127 310.00 ₴
Description

Fronius ECO 25.0-3-S Light Grid-Tied Solar Inverter


Efficient Solution for Powerful Solar Power Plants


The Fronius ECO 25.0-3-S Light grid-tied solar inverter is an optimal solution for large commercial and industrial solar power plants. With a 25 kW power output, three-phase connectivity, and a single MPPT tracker, this model is ideal for systems with uniformly oriented modules. Its lightweight version simplifies installation and reduces overall costs.


Manufacturer Fronius


Austrian Innovations with a Global Reputation


Fronius is an Austrian company with a rich history, developing energy solutions since 1945. Today, the brand is synonymous with high-quality solar inverters, charging stations, and welding equipment. The company leads in implementing technologies that enhance the efficiency of renewable energy use.

Fronius grid-tied inverters are widely used across Europe and globally due to their reliability, stable performance, and intuitive management. Interesting fact: Fronius was the first company to develop the SnapINverter concept, which radically simplified inverter installation.


Overview of the Fronius ECO 25.0-3-S Light Grid-Tied Inverter


Perfect Balance of Power and Simplicity


The Fronius ECO 25.0-3-S Light is designed for systems with uniformly oriented photovoltaic modules. A single MPPT tracker reduces system costs without compromising performance. The inverter boasts high efficiency and is suitable for outdoor use, thanks to IP66 protection and active cooling.


Operating Principle of the Fronius ECO 25.0-3-S Light Grid-Tied Inverter


Reliable Energy Conversion to the Grid


This inverter converts direct current from solar panels into alternating current for feeding into the general electrical grid, reducing grid energy consumption and lowering costs.

A single MPPT tracker makes it efficient for systems with consistent panel tilt angles. As a result, the Fronius ECO 25.0-3-S Light minimizes energy losses and ensures stable generation.

Compatibility with Fronius Solar.web provides users with convenient monitoring and analytics tools, enabling efficient tracking of the entire system’s performance.


Main Technical Specifications of Fronius ECO 25.0-3-S Light


Technical Features for Large-Scale Projects


  • Inverter Type: Grid-Tied
  • Power: 25 kW
  • Number of Phases: 3
  • Number of MPPTs: 1
  • Sine Waveform: Pure Sine Wave
  • Nominal Frequency: 50 Hz

Advantages of Fronius ECO 25.0-3-S Light


Power, Simplicity, and Optimization


This inverter combines high performance, compactness, and easy installation. Its “light” version simplifies logistics and setup, while an efficient cooling system ensures stable operation even in high-temperature conditions.


Installation and Connection of the Fronius ECO 25.0-3-S Light Inverter


Comprehensive Turnkey Installation Solution


Lirik Solar guarantees professional installation of the Fronius ECO 25.0-3-S Light, adhering to all standards. We provide design, delivery, installation, and equipment configuration, as well as connection to the monitoring platform. All stages are handled by certified specialists with an official warranty.


Price of Fronius ECO 25.0-3-S Light


High-Quality Equipment at a Fair Price


The cost of the Fronius ECO 25.0-3-S Light inverter is determined by its quality, reliability, and official origin. The price includes a manufacturer’s warranty, service center support, and confidence in the equipment’s durability. Details can be clarified with Lirik Solar’s managers.


Why Choose the Fronius 25 kW Grid-Tied Inverter


Popular Choice Among Professionals


This model is chosen for its combination of power, quality, and affordability. The Fronius ECO 25.0-3-S Light is a smart solution for solar projects where reliability, simplicity, and efficiency are paramount.


Benefits of the Fronius ECO 25.0-3-S Light Inverter


Advantages That Matter to Users


  • Austrian quality and reliability
  • Lightweight design for easy installation
  • High operational efficiency
  • Monitoring via Fronius Solar.web
  • Resistance to external conditions (IP66)

How and Where to Buy the Fronius ECO 25.0-3-S Light Grid-Tied Solar Inverter


Quick Order Processing with Lirik Solar


You can purchase the Fronius ECO 25.0-3-S Light through Lirik Solar by submitting a request on the website, calling, or contacting us via messengers. Delivery is available across Ukraine via Nova Poshta, by courier in Kyiv, or through self-pickup from the company’s warehouse.


Lirik Solar – Professional Installation of Solar Power Plants


Full Support for Your Energy Solution


For over 8 years, Lirik Solar has been implementing projects in the solar energy sector. We handle design, installation, and selection of inverters and other components. With us, you receive quality service, professional support, and a reliable partner in adopting renewable energy.


Choose Reliability with Fronius and Lirik Solar


Your Next Step Toward Energy Independence


Don’t delay! Order the Fronius ECO 25.0-3-S Light from Lirik Solar and experience the benefits of European quality, reliability, and professional support.


Fronius ECO 25.0-3-S Light Datasheet

Specifications
Характеристики инвертора
Manufacturer
Fronius
Model
ECO 25.0-3-S Light
Inverter type
String inverter
Number of phases
3
Sine wave shape
Pure sine wave
Maximum DC input power of photovoltaic modules (W)
37800
Maximum input voltage (V)
1000
Nominal input voltage of photovoltaic modules (V)
580
MPPT Voltage Range (V)
580-850
Maximum input current of photovoltaic system (A)
44.2 A
Maximum short circuit current (A)
71.6 A
Number of MPPT
1
Number of strings on MPPT
6
Rated AC Output Active Power (W)
25000
Max AC Output Active Power (W)
25000
Nominal output voltage (V)
220/380; 230/400
Nominal AC frequency (Hz)
50/60
AC Output Rated Current (A)
36.2А
Max. AC Output Current (A)
37.9А
Maximum efficiency (%)
98.2 %
European efficiency (%)
98.0 %
MPPT efficiency (%)
> 99.9 %
Display presence
+
Cooling type
Intelligent Air Cooling
Communication with BMS
2 x RS422; RS485
Minimum operating temperature ('C)
-25℃
Maximum operating temperature ('C)
+60℃
Protection class (IP)
IP66
Color
White
Country of manufacture
Austria
Height (cm)
72.5
Width (cm)
51.0
Depth (cm)
22.5
Weight (kg)
35,7
Warranty
5 years
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