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MAX 125KTL3-X2 LV vs SOFAR 125KTLX-G4-A 14 of 20 identical Swap Change inverters

Growatt MAX 125KTL3-X2 LV vs SOFAR 125KTLX-G4-A

Growatt MAX 125KTL3-X2 LV
Growatt
MAX 125KTL3-X2 LV
125 kW Grid-tie
Open inverter page Datasheet PDF
VS
SOFAR 125KTLX-G4-A
Sofar Solar
SOFAR 125KTLX-G4-A
125 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

6 differences, and they point both ways

The largest is max input current per tracker: 5.0 A more headroom. 14 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
14 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 20 parameters
Parameter MAX 125KTL3-X2 LV SOFAR 125KTLX-G4-A Difference
Max input current per tracker 45.0 A 40.0 A 5.0 A more headroom
MPP trackers 8 10 2 trackers more
Weight 84.0 kg 75.0 kg 9.0 kg lighter
Max AC current 198.5 A 190.0 A 8.5 A apart
MPPT voltage range 200-1000 V 180-1000 V 200-1000 V vs 180-1000 V
Dimensions 640x970x345 mm 695x970x325 mm 640x970x345 mm vs 695x970x325 mm
02

Full specification

Parameter MAX 125KTL3-X2 LV SOFAR 125KTLX-G4-A Difference
AC output
Rated AC power 125.00 kW 125.00 kW Same
Max AC power 125.00 kW 125.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 198.5 A 190.0 A 8.5 A apart
PV input
Max PV power - - Neither datasheet publishes this
DC/AC ratio - - Neither datasheet publishes this
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 200-1000 V 180-1000 V 200-1000 V vs 180-1000 V
Start voltage 200 V 200 V Same
MPP trackers 8 10 +2 trackers for SOFAR 125KTLX-G4-A
Strings per tracker 2 2 Same
Max input current per tracker 45.0 A 40.0 A +5.0 A for MAX 125KTL3-X2 LV
Efficiency
European efficiency - 98.3 % Not published by Growatt
Max efficiency 98.7 % 98.6 % Effectively the 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 84.0 kg 75.0 kg -9.0 kg for SOFAR 125KTLX-G4-A
Weight per kW 0.7 kg/kW 0.6 kg/kW Effectively the same
Dimensions 640x970x345 mm 695x970x325 mm 640x970x345 mm vs 695x970x325 mm
Ingress protection IP66 IP66 Same
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 - - Neither datasheet publishes this
Arc fault protection - Yes Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Sofar Solar
03

More useful comparisons

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8 differences, the largest is max input current per tracker
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Growatt MAX 125KTL3-X2 LV vs Growatt MAX 125KTL3-X LV
4 differences, the largest is max input current per tracker
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Sungrow
Growatt MAX 125KTL3-X2 LV vs Sungrow SG125CX-P2
7 differences, the largest is mpp trackers
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Ginlong Solis
SOFAR 125KTLX-G4-A vs Ginlong Solis S6-GC125K
5 differences, the largest is max input current per tracker
04

Written summary

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