Skip to main content
Solis-3P17K-4G vs SG17RT-20 12 of 17 identical Swap Change inverters

Solis-3P17K-4G vs Sungrow SG17RT-20

Ginlong Solis
Solis-3P17K-4G
17 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG17RT-20
Sungrow
SG17RT-20
17 kW 98.2 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

5 differences, none of them an advantage

The largest is max dc voltage: 100 V apart. 12 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

See all 5 differences
How alike are they
12 of 17 comparable
parameters are identical
identical differs not published
01

What actually differs

5 of 17 parameters
Parameter Solis-3P17K-4G SG17RT-20 Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max AC power 18.70 kW 17.00 kW 1.70 kW apart
Max AC current 27.0 A 28.3 A 1.3 A apart
MPPT voltage range 160-850 V 160-1000 V 160-850 V vs 160-1000 V
Dimensions 563x310x219 mm 480x370x195 mm 563x310x219 mm vs 480x370x195 mm
02

Full specification

Parameter Solis-3P17K-4G SG17RT-20 Difference
AC output
Rated AC power 17.00 kW 17.00 kW Same
Max AC power 18.70 kW 17.00 kW 1.70 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 27.0 A 28.3 A 1.3 A apart
PV input
Max PV power 20.40 kW - Not published by Sungrow
DC/AC ratio 1.20 - Not published by Sungrow
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 160-850 V 160-1000 V 160-850 V vs 160-1000 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 % 98.2 % Effectively the same
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 19.8 kg 20.0 kg Effectively the same
Weight per kW 1.2 kg/kW 1.2 kg/kW Same
Dimensions 563x310x219 mm 480x370x195 mm 563x310x219 mm vs 480x370x195 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

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Solis-3P17K-4G vs Growatt MID 17KTL3-X
9 differences, the largest is european efficiency
Same type, similar size
Huawei
Solis-3P17K-4G vs Huawei SUN2000-17KTL-M0
8 differences, the largest is max dc voltage
Same type, similar size
Huawei
Solis-3P17K-4G vs Huawei SUN2000-17KTL-M2
10 differences, the largest is max dc voltage
Same type, similar size
Sofar Solar
Sungrow SG17RT-20 vs SOFAR 17KTLX-G3
6 differences, the largest is weight
04

Written summary

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