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SG125CX-P2 vs S6-GC125K 13 of 21 identical Swap Change inverters

Sungrow SG125CX-P2 vs Ginlong Solis S6-GC125K

Sungrow SG125CX-P2
Sungrow
SG125CX-P2
125 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis S6-GC125K
Ginlong Solis
S6-GC125K
125 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

8 differences, and they point both ways

The largest is max input current per tracker: 12.0 A more headroom. 13 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
13 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 21 parameters
Parameter SG125CX-P2 S6-GC125K Difference
Max input current per tracker 30.0 A 42.0 A 12.0 A more headroom
MPP trackers 12 10 2 trackers more
Weight 93.0 kg 96.0 kg 3.0 kg lighter
Max AC current 181.1 A 189.9 A 8.8 A apart
Max efficiency 98.5 % 98.7 % 0.2 pp more efficient
MPPT voltage range 180-1000 V 160-1000 V 180-1000 V vs 160-1000 V
Start voltage 200 V 180 V 20 V earlier start
Dimensions 795x1020x360 mm 567x1014x345 mm 795x1020x360 mm vs 567x1014x345 mm
02

Full specification

Parameter SG125CX-P2 S6-GC125K 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 181.1 A 189.9 A 8.8 A apart
PV input
Max PV power 175.00 kW - Not published by Ginlong Solis
DC/AC ratio 1.40 - Not published by Ginlong Solis
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 180-1000 V 160-1000 V 180-1000 V vs 160-1000 V
Start voltage 200 V 180 V -20 V for S6-GC125K
MPP trackers 12 10 +2 trackers for SG125CX-P2
Strings per tracker 2 2 Same
Max input current per tracker 30.0 A 42.0 A +12.0 A for S6-GC125K
Efficiency
European efficiency 98.3 % 98.3 % Same
Max efficiency 98.5 % 98.7 % +0.2 pp for S6-GC125K
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 93.0 kg 96.0 kg -3.0 kg for SG125CX-P2
Weight per kW 0.7 kg/kW 0.8 kg/kW Effectively the same
Dimensions 795x1020x360 mm 567x1014x345 mm 795x1020x360 mm vs 567x1014x345 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 Not published by Sungrow
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes Yes Same
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

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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.