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Solis-3P9K-4G vs SG9.0RS 7 of 21 identical Swap Change inverters

Solis-3P9K-4G vs Sungrow SG9.0RS

Ginlong Solis
Solis-3P9K-4G
9 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG9.0RS
Sungrow
SG9.0RS
9 kW 97.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

14 differences, and they point both ways

The largest is max dc voltage: 400 V apart. 7 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 14 differences
How alike are they
7 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

14 of 21 parameters
Parameter Solis-3P9K-4G SG9.0RS Difference
Max DC voltage 1000 V 600 V 400 V apart
European efficiency 97.8 % 97.4 % 0.4 pp more efficient
Max AC power 9.90 kW 9.00 kW 0.90 kW apart
Max PV power 10.80 kW 13.50 kW 2.70 kW apart
DC/AC ratio 1.20 1.50 0.30 more oversizing headroom
Max efficiency 98.3 % 97.8 % 0.5 pp more efficient
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current 14.3 A 41.0 A 26.7 A apart
Start voltage 180 V 50 V 130 V earlier start
MPP trackers 2 3 1 tracker more
Weight 18.0 kg 19.0 kg 1.0 kg lighter
MPPT voltage range 160-850 V 40-560 V 160-850 V vs 40-560 V
Dimensions 563x310x219 mm 340x490x170 mm 563x310x219 mm vs 340x490x170 mm
02

Full specification

Parameter Solis-3P9K-4G SG9.0RS Difference
AC output
Rated AC power 9.00 kW 9.00 kW Same
Max AC power 9.90 kW 9.00 kW 0.90 kW apart
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current 14.3 A 41.0 A 26.7 A apart
PV input
Max PV power 10.80 kW 13.50 kW 2.70 kW apart
DC/AC ratio 1.20 1.50 +0.30 for SG9.0RS
Max DC voltage 1000 V 600 V 400 V apart
MPPT voltage range 160-850 V 40-560 V 160-850 V vs 40-560 V
Start voltage 180 V 50 V -130 V for SG9.0RS
MPP trackers 2 3 +1 trackers for SG9.0RS
Strings per tracker - 1 Not published by Ginlong Solis
Max input current per tracker - 16.0 A Not published by Ginlong Solis
Efficiency
European efficiency 97.8 % 97.4 % +0.4 pp for Solis-3P9K-4G
Max efficiency 98.3 % 97.8 % +0.5 pp for Solis-3P9K-4G
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 18.0 kg 19.0 kg -1.0 kg for Solis-3P9K-4G
Weight per kW 2.0 kg/kW 2.1 kg/kW Effectively the same
Dimensions 563x310x219 mm 340x490x170 mm 563x310x219 mm vs 340x490x170 mm
Ingress protection IP65 IP65 Same
Cooling - natural Not published by Ginlong Solis
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by Ginlong Solis
Arc fault protection Yes Yes Same
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.