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SUN-4K-G03 vs S6-GR3P-4K02-NV-ND 8 of 22 identical Swap Change inverters

Deye SUN-4K-G03 vs Ginlong Solis S6-GR3P-4K02-NV-ND

Deye SUN-4K-G03
Deye
SUN-4K-G03
4 kW 97.5 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis S6-GR3P-4K02-NV-ND
Ginlong Solis
S6-GR3P-4K02-NV-ND
4 kW 97.7 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

14 differences, and they point both ways

The largest is max dc voltage: 100 V apart. 8 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 14 differences
How alike are they
8 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

14 of 22 parameters
Parameter SUN-4K-G03 S6-GR3P-4K02-NV-ND Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 13.0 A 21.0 A 8.0 A more headroom
Max AC power 4.40 kW 4.00 kW 0.40 kW apart
Max PV power 5.20 kW 6.00 kW 0.80 kW apart
Weight 10.0 kg 14.7 kg 4.7 kg lighter
Weight per kW 2.5 kg/kW 3.7 kg/kW 1.2 kg/kW lighter
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
European efficiency 97.5 % 97.7 % 0.2 pp more efficient
Noise 25 dB 30 dB 5 dB quieter
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 120-850 V 160-1000 V 120-850 V vs 160-1000 V
Start voltage 140 V 160 V 20 V earlier start
Dimensions 457x330x185 mm 410x355x179 mm 457x330x185 mm vs 410x355x179 mm
02

Full specification

Parameter SUN-4K-G03 S6-GR3P-4K02-NV-ND 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 3-phase Same
Nominal AC voltage 400 V - Not published by Ginlong Solis
Max AC current 6.4 A 6.1 A Effectively the same
PV input
Max PV power 5.20 kW 6.00 kW 0.80 kW apart
DC/AC ratio 1.30 1.50 +0.20 for S6-GR3P-4K02-NV-ND
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 120-850 V 160-1000 V 120-850 V vs 160-1000 V
Start voltage 140 V 160 V -20 V for SUN-4K-G03
MPP trackers 2 2 Same
Strings per tracker 1 1 Same
Max input current per tracker 13.0 A 21.0 A +8.0 A for S6-GR3P-4K02-NV-ND
Efficiency
European efficiency 97.5 % 97.7 % +0.2 pp for S6-GR3P-4K02-NV-ND
Max efficiency 98.3 % 98.3 % 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 10.0 kg 14.7 kg -4.7 kg for SUN-4K-G03
Weight per kW 2.5 kg/kW 3.7 kg/kW -1.2 kg/kW for SUN-4K-G03
Dimensions 457x330x185 mm 410x355x179 mm 457x330x185 mm vs 410x355x179 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling natural natural Same
Noise 25 dB 30 dB -5 dB for SUN-4K-G03
Max operating temperature 65 °C 60 °C +5 °C for SUN-4K-G03
Connectivity and safety
Wi-Fi Yes - Not published by Ginlong Solis
Ethernet Yes - Not published by Ginlong Solis
Arc fault protection - - Neither datasheet publishes this
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.