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SG12RT-20 vs Solis-3P12K-4G 9 of 17 identical Swap Change inverters

Sungrow SG12RT-20 vs Solis-3P12K-4G

Sungrow SG12RT-20
Sungrow
SG12RT-20
12 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis
Solis-3P12K-4G
12 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SG12RT-20 leads on the differences that matter

The largest is max dc voltage: 100 V apart. 9 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
9 of 17 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 17 parameters
Parameter SG12RT-20 Solis-3P12K-4G Difference
Max DC voltage 1100 V 1000 V 100 V apart
Max AC power 12.00 kW 13.20 kW 1.20 kW apart
Weight 17.0 kg 18.9 kg 1.9 kg lighter
European efficiency 98.1 % 97.8 % 0.3 pp more efficient
Max efficiency 98.5 % 98.3 % 0.2 pp more efficient
MPPT voltage range 160-1000 V 160-850 V 160-1000 V vs 160-850 V
Max AC current 20.0 A 19.1 A 0.9 A apart
Dimensions 480x370x195 mm 563x310x219 mm 480x370x195 mm vs 563x310x219 mm
02

Full specification

Parameter SG12RT-20 Solis-3P12K-4G Difference
AC output
Rated AC power 12.00 kW 12.00 kW Same
Max AC power 12.00 kW 13.20 kW 1.20 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 20.0 A 19.1 A 0.9 A apart
PV input
Max PV power - 14.50 kW Not published by Sungrow
DC/AC ratio - 1.21 Not published by Sungrow
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 160-1000 V 160-850 V 160-1000 V vs 160-850 V
Start voltage 180 V 180 V Same
MPP trackers 2 2 Same
Strings per tracker 1 - Not published by Ginlong Solis
Max input current per tracker 25.0 A - Not published by Ginlong Solis
Efficiency
European efficiency 98.1 % 97.8 % +0.3 pp for SG12RT-20
Max efficiency 98.5 % 98.3 % +0.2 pp for SG12RT-20
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 17.0 kg 18.9 kg -1.9 kg for SG12RT-20
Weight per kW 1.4 kg/kW 1.6 kg/kW Effectively the same
Dimensions 480x370x195 mm 563x310x219 mm 480x370x195 mm vs 563x310x219 mm
Ingress protection IP65 IP65 Same
Cooling forced-air - Not published by Ginlong Solis
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 Not published by Sungrow
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.