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Fronius Symo Light Inverters
With power categories ranging from 3.0 to 20.0 kW, the transformerless Fronius Symo is the three-phase inverter for every system size. Two MPPT for maximum flexibility.
Retail customers
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Trade customers
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Select model
Variant | Price (exc tax) | ||
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FR-4.210.036.001
Fronius Symo Light 3.0kW 3-phase inverter |
Regular price
£1,156.74
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FR-4.210.038.001
Fronius Symo Light 3.7kW 3-phase inverter |
Regular price
£1,279.90
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FR-4.210.033.001
Fronius Symo Light 4.5kW 3-phase inverter |
Regular price
£1,356.90
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FR-4.210.034.001
Fronius Symo Light 5.0kW 3-phase inverter |
Regular price
£1,381.22
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FR-4.210.040.001
Fronius Symo Light 6.0kW 3-phase inverter |
Regular price
£1,412.81
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FR-4.210.041.001
Fronius Symo Light 7.0kW 3-phase inverter |
Regular price
£1,780.06
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FR-4.210.039.001
Fronius Symo Light 8.2kW 3-phase inverter |
Regular price
£1,980.22
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FR-4.210.050.001
Fronius Symo Light 10.0kW 3-phase inverter (D) |
Regular price
£1,990.17
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FR-4.210.051.001
Fronius Symo Light 12.5kW 3-phase inverter (D) |
Regular price
£2,273.25
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FR-4.210.052.001
Fronius Symo Light 15.0kW 3-phase inverter (D) |
Regular price
£2,299.22
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FR-4.210.053.001
Fronius Symo Light 17.5kW 3-phase inverter (D) |
Regular price
£2,460.85
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FR-4.210.054.001
Fronius Symo Light 20.0kW 3-phase inverter (D) |
Regular price
£2,574.78
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Fronius Symo Light Inverters
With power categories ranging from 3.0 to 20.0 kW, the transformerless Fronius Symo is the three-phase inverter for every system size. Two MPPT for maximum flexibility.
Owing to the SuperFlex Design, the Fronius Symo is the perfect answer to irregularly shaped or different roof orientations.
- Two MPPT
- Display
- Warranty: 2 years, 5 years after registration; can be extended to 20 years
Good to know
Technical Specifications
SKU | FR-4.210.036.001 | FR-4.210.038.001 | FR-4.210.033.001 | FR-4.210.034.001 | FR-4.210.040.001 | FR-4.210.041.001 | FR-4.210.039.001 | FR-4.210.050.001 | FR-4.210.051.001 | FR-4.210.052.001 | FR-4.210.053.001 | FR-4.210.054.001 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Power Rating | 3000W | 3700W | 4500W | 5000W | 6000W | 7000W | 8200W | 10000W | 12500W | 15000W | 17500W | 20000W |
MPPT Trackers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Phases | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase | Three phase |
Weight (kg) | 24 | 24 | 24 | 24 | 24 | 26.4 | 25.6 | 39 | 39 | 39 | 39 | 39 |
Warranty | 7* | 7* | 7* | 7* | 7* | 7* | 7* | 7* | 7* | 7* | 7* | 7* |
Certification | G98 | G98 | G98 | G98 | G98 | G98 | G98 | G98 | G99 | G99 | G99 | G99 |
IP Rating | IP65 | IP65 | IP65 | IP65 | IP65 | IP65 | IP65 | IP66 | IP66 | IP66 | IP66 | IP66 |
On Grid / Off Grid | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* | On Grid, Off Grid* |
Intrastat Commodity Code | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 | 85044084 |
Related Products

Fronius Symo GEN24 Plus
The Fronius Symo GEN24 Plus, with power categories of between 3 and 10 kW, is the ideal hybrid inverter for small industrial & commercial three-phase systems.

Fronius Smart Meter WR
The Fronius Smart Meter WR is a bidirectional meter, which optimises self-consumption, records the load curve and controls the various energy flows. Thanks to highly accurate measurements and rapid communication via the Modbus RTU interface, dynamic feed-in control is applied quickly and accurately when feed-in limits are reached.
*see manufacturer's documentation for further information