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SolarEdge SE12.5K (Three Phase) vs Fronius Symo 12.5-3 480 11 of 15 identical Swap Change inverters

SolarEdge SE12.5K (Three Phase) vs Fronius Symo 12.5-3 480

SolarEdge SE12.5K (Three Phase)
SolarEdge
SolarEdge SE12.5K (Three Phase)
12.5 kW 97.7 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Fronius Symo 12.5-3 480
Fronius International
Fronius Symo 12.5-3 480
12.495 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

SolarEdge SE12.5K (Three Phase) leads on the differences that matter

The largest is weight: 2.3 kg lighter. 11 of 15 comparable parameters are identical, with 17 more left out because at least one datasheet does not publish them.

See all 4 differences
How alike are they
11 of 15 comparable
parameters are identical
identical differs not published
01

What actually differs

4 of 15 parameters
Parameter SolarEdge SE12.5K (Three Phase) Fronius Symo 12.5-3 480 Difference
Weight 33.2 kg 35.5 kg 2.3 kg lighter
Max AC current 20.0 A 15.0 A 5.0 A apart
Ingress protection IP65 NEMA 4X IP65 vs NEMA 4X
Dimensions 540x315x260 mm 724x511x226 mm 540x315x260 mm vs 724x511x226 mm
02

Full specification

Parameter SolarEdge SE12.5K (Three Phase) Fronius Symo 12.5-3 480 Difference
AC output
Rated AC power 12.50 kW 12.49 kW Effectively the same
Max AC power 12.50 kW 12.49 kW Effectively the same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V - Not published by Fronius International
Max AC current 20.0 A 15.0 A 5.0 A apart
PV input
Max PV power 16.85 kW - Not published by Fronius International
DC/AC ratio 1.35 - Not published by Fronius International
Max DC voltage 1000 V 1000 V Same
MPPT voltage range - - Neither datasheet publishes this
Start voltage - 200 V Not published by SolarEdge
MPP trackers - - Neither datasheet publishes this
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.7 % - Not published by Fronius International
Max efficiency 98.0 % 98.1 % Effectively the same
CEC efficiency - 97.0 % Not published by SolarEdge
Battery
Battery input - - Neither datasheet publishes this
Battery voltage - - Neither datasheet publishes this
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 33.2 kg 35.5 kg -2.3 kg for SolarEdge SE12.5K (Three Phase)
Weight per kW 2.7 kg/kW 2.8 kg/kW Effectively the same
Dimensions 540x315x260 mm 724x511x226 mm 540x315x260 mm vs 724x511x226 mm
Ingress protection IP65 NEMA 4X IP65 vs NEMA 4X
Cooling forced-air forced-air Same
Noise 55 dB - Not published by Fronius International
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection Yes Yes Same
Integrated DC switch - Yes Not published by SolarEdge
Warranty
Warranty - 10 yrs Not published by SolarEdge
03

More useful comparisons

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SolarEdge SE12.5K (Three Phase) vs SolarEdge SE12.5K
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Fronius International
SolarEdge SE12.5K (Three Phase) vs Fronius International Symo Advanced 12.5-3-M
8 differences, the largest is max pv power
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Fronius International
SolarEdge SE12.5K (Three Phase) vs Fronius Primo 12.5-1
8 differences, the largest is max efficiency
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.