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SG15KTL-M vs Fronius Symo 15.0-3 480 6 of 14 identical Swap Change inverters

Sungrow SG15KTL-M vs Fronius Symo 15.0-3 480

Sungrow
SG15KTL-M
15 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Fronius Symo 15.0-3 480
Fronius International
Fronius Symo 15.0-3 480
14.995 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

SG15KTL-M leads on the differences that matter

The largest is max dc voltage: 100 V apart. 6 of 14 comparable parameters are identical, with 18 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
6 of 14 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 14 parameters
Parameter SG15KTL-M Fronius Symo 15.0-3 480 Difference
Max DC voltage 1100 V 1000 V 100 V apart
Max efficiency 98.6 % 98.0 % 0.6 pp more efficient
Weight 24.0 kg 43.4 kg 19.4 kg lighter
Weight per kW 1.6 kg/kW 2.9 kg/kW 1.3 kg/kW lighter
Max AC current 24.0 A 18.0 A 6.0 A apart
Start voltage 250 V 200 V 50 V earlier start
Ingress protection IP65 NEMA 4X IP65 vs NEMA 4X
Dimensions 485x370x210 mm 724x511x226 mm 485x370x210 mm vs 724x511x226 mm
02

Full specification

Parameter SG15KTL-M Fronius Symo 15.0-3 480 Difference
AC output
Rated AC power 15.00 kW 14.99 kW Effectively the same
Max AC power 15.00 kW 14.99 kW Effectively the same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V - Not published by Fronius International
Max AC current 24.0 A 18.0 A 6.0 A apart
PV input
Max PV power - - Neither datasheet publishes this
DC/AC ratio - - Neither datasheet publishes this
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V - Not published by Fronius International
Start voltage 250 V 200 V -50 V for Fronius Symo 15.0-3 480
MPP trackers 2 - Not published by Fronius International
Strings per tracker 2 - Not published by Fronius International
Max input current per tracker 22.0 A - Not published by Fronius International
Efficiency
European efficiency 98.3 % - Not published by Fronius International
Max efficiency 98.6 % 98.0 % +0.6 pp for SG15KTL-M
CEC efficiency - 97.0 % Not published by Sungrow
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 24.0 kg 43.4 kg -19.4 kg for SG15KTL-M
Weight per kW 1.6 kg/kW 2.9 kg/kW -1.3 kg/kW for SG15KTL-M
Dimensions 485x370x210 mm 724x511x226 mm 485x370x210 mm vs 724x511x226 mm
Ingress protection IP65 NEMA 4X IP65 vs NEMA 4X
Cooling forced-air forced-air Same
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - Yes Not published by Sungrow
Ethernet - Yes Not published by Sungrow
Arc fault protection - Yes Not published by Sungrow
Integrated DC switch Yes Yes Same
Warranty
Warranty - 10 yrs Not published by Sungrow
03

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04

Written summary

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