Skip to main content
Solis-3P4K-4G vs SG4.0RS 7 of 21 identical Swap Change inverters

Solis-3P4K-4G vs Sungrow SG4.0RS

Ginlong Solis
Solis-3P4K-4G
4 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG4.0RS
Sungrow
SG4.0RS
4 kW 97.2 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

14 differences, and they point both ways

The largest is european efficiency: 0.6 pp more efficient. 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-3P4K-4G SG4.0RS Difference
European efficiency 97.8 % 97.2 % 0.6 pp more efficient
Max DC voltage 1000 V 600 V 400 V apart
Max AC power 4.40 kW 4.00 kW 0.40 kW apart
Max PV power 4.80 kW 6.00 kW 1.20 kW apart
DC/AC ratio 1.20 1.50 0.30 more oversizing headroom
Weight 17.3 kg 10.0 kg 7.3 kg lighter
Weight per kW 4.3 kg/kW 2.5 kg/kW 1.8 kg/kW lighter
Max efficiency 98.3 % 97.9 % 0.4 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 6.4 A 18.2 A 11.8 A apart
Start voltage 180 V 50 V 130 V earlier start
MPPT voltage range 160-850 V 40-560 V 160-850 V vs 40-560 V
Dimensions 563x310x219 mm 270x410x150 mm 563x310x219 mm vs 270x410x150 mm
02

Full specification

Parameter Solis-3P4K-4G SG4.0RS Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.40 kW 4.00 kW 0.40 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 6.4 A 18.2 A 11.8 A apart
PV input
Max PV power 4.80 kW 6.00 kW 1.20 kW apart
DC/AC ratio 1.20 1.50 +0.30 for SG4.0RS
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 SG4.0RS
MPP trackers 2 2 Same
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 % 97.2 % +0.6 pp for Solis-3P4K-4G
Max efficiency 98.3 % 97.9 % +0.4 pp for Solis-3P4K-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 17.3 kg 10.0 kg -7.3 kg for SG4.0RS
Weight per kW 4.3 kg/kW 2.5 kg/kW -1.8 kg/kW for SG4.0RS
Dimensions 563x310x219 mm 270x410x150 mm 563x310x219 mm vs 270x410x150 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

More useful comparisons

Open all inverters
Same type, similar size
SolarEdge
Solis-3P4K-4G vs SolarEdge EV Charging Single Phase Inverter SE4000H (aka H4000SE / SE4000H)
12 differences, the largest is european efficiency
Same type, similar size
SolarEdge
Solis-3P4K-4G vs SolarEdge SE4000H (HD‑Wave, single phase)
12 differences, the largest is european efficiency
Same type, similar size
Ginlong Solis
Solis-3P4K-4G vs Ginlong Solis S6-GR3P-4K02-NV-ND
10 differences, the largest is max dc voltage
04

Written summary

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