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Fronius Verto 20.0 vs SOFAR 20KTLX2-G3P 9 of 19 identical Swap Change inverters

Fronius Verto 20.0 vs SOFAR 20KTLX2-G3P

Fronius Verto 20.0
Fronius International
Fronius Verto 20.0
20 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SOFAR 20KTLX2-G3P
Sofar Solar
SOFAR 20KTLX2-G3P
20 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

10 differences, and they point both ways

The largest is max dc voltage: 100 V apart. 9 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
9 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 19 parameters
Parameter Fronius Verto 20.0 SOFAR 20KTLX2-G3P Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
MPP trackers 4 2 2 trackers more
Weight 35.2 kg 20.5 kg 14.7 kg lighter
Weight per kW 1.8 kg/kW 1.0 kg/kW 0.7 kg/kW lighter
European efficiency 98.3 % 98.1 % 0.2 pp more efficient
Max AC current 30.3 A 33.5 A 3.2 A apart
Start voltage 150 V 180 V 30 V earlier start
MPPT voltage range 150-870 V 160-1000 V 150-870 V vs 160-1000 V
Dimensions 730x540x278 mm 412x491x188 mm 730x540x278 mm vs 412x491x188 mm
02

Full specification

Parameter Fronius Verto 20.0 SOFAR 20KTLX2-G3P Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 30.3 A 33.5 A 3.2 A apart
PV input
Max PV power 30.00 kW - Not published by Sofar Solar
DC/AC ratio 1.50 - Not published by Sofar Solar
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-870 V 160-1000 V 150-870 V vs 160-1000 V
Start voltage 150 V 180 V -30 V for Fronius Verto 20.0
MPP trackers 4 2 +2 trackers for Fronius Verto 20.0
Strings per tracker 2 - Not published by Sofar Solar
Max input current per tracker 28.0 A - Not published by Sofar Solar
Efficiency
European efficiency 98.3 % 98.1 % +0.2 pp for Fronius Verto 20.0
Max efficiency 98.6 % 98.6 % Same
CEC efficiency - - Neither datasheet publishes this
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 35.2 kg 20.5 kg -14.7 kg for SOFAR 20KTLX2-G3P
Weight per kW 1.8 kg/kW 1.0 kg/kW -0.7 kg/kW for SOFAR 20KTLX2-G3P
Dimensions 730x540x278 mm 412x491x188 mm 730x540x278 mm vs 412x491x188 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 56 dB - Not published by Sofar Solar
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by Sofar Solar
Arc fault protection Yes - Not published by Sofar Solar
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
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.