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Solis-3P4K-4G vs GW4000-SS 8 of 19 identical Swap Change inverters

Solis-3P4K-4G vs GoodWe GW4000-SS

Ginlong Solis
Solis-3P4K-4G
4 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe
GW4000-SS
4 kW 97.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

Solis-3P4K-4G leads on the differences that matter

The largest is max dc voltage: 500 V apart. 8 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
8 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 19 parameters
Parameter Solis-3P4K-4G GW4000-SS Difference
Max DC voltage 1000 V 500 V 500 V apart
European efficiency 97.8 % 97.4 % 0.4 pp more efficient
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 6.4 A 22.0 A 15.6 A apart
Start voltage 180 V 125 V 55 V earlier start
MPP trackers 2 1 1 tracker more
Weight 17.3 kg 18.0 kg 0.7 kg lighter
MPPT voltage range 160-850 V 125-450 V 160-850 V vs 125-450 V
Dimensions 563x310x219 mm 390x397x180 mm 563x310x219 mm vs 390x397x180 mm
02

Full specification

Parameter Solis-3P4K-4G GW4000-SS Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.40 kW 4.40 kW Same
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 22.0 A 15.6 A apart
PV input
Max PV power 4.80 kW 4.80 kW Same
DC/AC ratio 1.20 1.20 Same
Max DC voltage 1000 V 500 V 500 V apart
MPPT voltage range 160-850 V 125-450 V 160-850 V vs 125-450 V
Start voltage 180 V 125 V -55 V for GW4000-SS
MPP trackers 2 1 +1 trackers for Solis-3P4K-4G
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.8 % 97.4 % +0.4 pp for Solis-3P4K-4G
Max efficiency 98.3 % 97.8 % +0.5 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 18.0 kg -0.7 kg for Solis-3P4K-4G
Weight per kW 4.3 kg/kW 4.5 kg/kW Effectively the same
Dimensions 563x310x219 mm 390x397x180 mm 563x310x219 mm vs 390x397x180 mm
Ingress protection IP65 IP65 Same
Cooling - natural Not published by Ginlong Solis
Noise - 25 dB Not published by Ginlong Solis
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by GoodWe
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes - Not published by GoodWe
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by Ginlong Solis
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.