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MID 20KTL3-X vs Fronius Symo Advanced 20.0-3 480 10 of 20 identical Swap Change inverters

Growatt MID 20KTL3-X vs Fronius Symo Advanced 20.0-3 480

Growatt MID 20KTL3-X
Growatt
MID 20KTL3-X
20 kW 98.6 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Fronius Symo Advanced 20.0-3 480
Fronius International
Fronius Symo Advanced 20.0-3 480
19.995 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

10 differences, and they point both ways

The largest is warranty: 5 yrs longer. 10 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
10 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 20 parameters
Parameter MID 20KTL3-X Fronius Symo Advanced 20.0-3 480 Difference
Warranty 5 yrs 10 yrs 5 yrs longer
Max DC voltage 1100 V 1000 V 100 V apart
Max efficiency 98.8 % 98.0 % 0.8 pp more efficient
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Weight 23.0 kg 43.4 kg 20.4 kg lighter
Weight per kW 1.1 kg/kW 2.2 kg/kW 1.0 kg/kW lighter
Max AC current 31.9 A 24.0 A 7.9 A apart
Start voltage 250 V 200 V 50 V earlier start
Ingress protection IP65 NEMA 4X IP65 vs NEMA 4X
Dimensions 395x525x222 mm 725x510x225 mm 395x525x222 mm vs 725x510x225 mm
02

Full specification

Parameter MID 20KTL3-X Fronius Symo Advanced 20.0-3 480 Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V - Not published by Fronius International
Max AC current 31.9 A 24.0 A 7.9 A apart
PV input
Max PV power 30.00 kW 30.00 kW Same
DC/AC ratio 1.50 1.50 Same
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 Advanced 20.0-3 480
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 98.6 % - Not published by Fronius International
Max efficiency 98.8 % 98.0 % +0.8 pp for MID 20KTL3-X
CEC efficiency - 97.5 % Not published by Growatt
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 23.0 kg 43.4 kg -20.4 kg for MID 20KTL3-X
Weight per kW 1.1 kg/kW 2.2 kg/kW -1.0 kg/kW for MID 20KTL3-X
Dimensions 395x525x222 mm 725x510x225 mm 395x525x222 mm vs 725x510x225 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 Yes Same
Ethernet Yes Yes Same
Arc fault protection - Yes Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs 10 yrs +5 yrs for Fronius Symo Advanced 20.0-3 480
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.