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Solis-3P3K-4G vs SUN-3K-G 7 of 20 identical Swap Change inverters

Solis-3P3K-4G vs Deye SUN-3K-G

Ginlong Solis
Solis-3P3K-4G
3 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Deye SUN-3K-G
Deye
SUN-3K-G
3 kW 97.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

13 differences, and they point both ways

The largest is european efficiency: 0.5 pp more efficient. 7 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
7 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 20 parameters
Parameter Solis-3P3K-4G SUN-3K-G Difference
European efficiency 97.8 % 97.3 % 0.5 pp more efficient
Max DC voltage 1000 V 550 V 450 V apart
Max efficiency 98.3 % 97.5 % 0.8 pp more efficient
Weight 17.3 kg 6.0 kg 11.3 kg lighter
Weight per kW 5.8 kg/kW 2.0 kg/kW 3.8 kg/kW lighter
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current 4.7 A 14.0 A 9.3 A apart
Start voltage 180 V 80 V 100 V earlier start
MPP trackers 2 1 1 tracker more
Max operating temperature 60 °C 65 °C 5 °C more heat tolerant
MPPT voltage range 160-850 V 70-550 V 160-850 V vs 70-550 V
Dimensions 563x310x219 mm 310x330x115 mm 563x310x219 mm vs 310x330x115 mm
02

Full specification

Parameter Solis-3P3K-4G SUN-3K-G Difference
AC output
Rated AC power 3.00 kW 3.00 kW Same
Max AC power 3.30 kW 3.30 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 4.7 A 14.0 A 9.3 A apart
PV input
Max PV power 3.60 kW 3.60 kW Same
DC/AC ratio 1.20 1.20 Same
Max DC voltage 1000 V 550 V 450 V apart
MPPT voltage range 160-850 V 70-550 V 160-850 V vs 70-550 V
Start voltage 180 V 80 V -100 V for SUN-3K-G
MPP trackers 2 1 +1 trackers for Solis-3P3K-4G
Strings per tracker - 1 Not published by Ginlong Solis
Max input current per tracker - 12.5 A Not published by Ginlong Solis
Efficiency
European efficiency 97.8 % 97.3 % +0.5 pp for Solis-3P3K-4G
Max efficiency 98.3 % 97.5 % +0.8 pp for Solis-3P3K-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 6.0 kg -11.3 kg for SUN-3K-G
Weight per kW 5.8 kg/kW 2.0 kg/kW -3.8 kg/kW for SUN-3K-G
Dimensions 563x310x219 mm 310x330x115 mm 563x310x219 mm vs 310x330x115 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 65 °C +5 °C for SUN-3K-G
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by Ginlong Solis
Arc fault protection Yes - Not published by Deye
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.