Skip to main content
Solis-40K vs SUN-40K-G03 9 of 20 identical Swap Change inverters

Solis-40K vs Deye SUN-40K-G03

Solis-40K
Ginlong Solis
Solis-40K
40 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Deye SUN-40K-G03
Deye
SUN-40K-G03
40 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

11 differences, and they point both ways

The largest is max dc voltage: 100 V apart. 9 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
9 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 20 parameters
Parameter Solis-40K SUN-40K-G03 Difference
Max DC voltage 1100 V 1000 V 100 V apart
European efficiency 98.4 % 98.0 % 0.4 pp more efficient
Max PV power 48.00 kW 52.00 kW 4.00 kW apart
Weight 61.0 kg 44.5 kg 16.5 kg lighter
Weight per kW 1.5 kg/kW 1.1 kg/kW 0.4 kg/kW lighter
DC/AC ratio 1.20 1.30 0.10 more oversizing headroom
Max AC current 66.9 A 63.8 A 3.1 A apart
Start voltage 200 V 250 V 50 V earlier start
Max operating temperature 60 °C 65 °C 5 °C more heat tolerant
MPPT voltage range 200-1000 V 200-850 V 200-1000 V vs 200-850 V
Dimensions 700x630x357 mm 537x648x304 mm 700x630x357 mm vs 537x648x304 mm
02

Full specification

Parameter Solis-40K SUN-40K-G03 Difference
AC output
Rated AC power 40.00 kW 40.00 kW Same
Max AC power 44.00 kW 44.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 66.9 A 63.8 A 3.1 A apart
PV input
Max PV power 48.00 kW 52.00 kW 4.00 kW apart
DC/AC ratio 1.20 1.30 +0.10 for SUN-40K-G03
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V 200-850 V 200-1000 V vs 200-850 V
Start voltage 200 V 250 V -50 V for Solis-40K
MPP trackers 4 4 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - 40.0 A Not published by Ginlong Solis
Efficiency
European efficiency 98.4 % 98.0 % +0.4 pp for Solis-40K
Max efficiency 98.8 % 98.7 % Effectively the 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 61.0 kg 44.5 kg -16.5 kg for SUN-40K-G03
Weight per kW 1.5 kg/kW 1.1 kg/kW -0.4 kg/kW for SUN-40K-G03
Dimensions 700x630x357 mm 537x648x304 mm 700x630x357 mm vs 537x648x304 mm
Ingress protection IP65 IP65 Same
Cooling - forced-air Not published by Ginlong Solis
Noise - 45 dB Not published by Ginlong Solis
Max operating temperature 60 °C 65 °C +5 °C for SUN-40K-G03
Connectivity and safety
Wi-Fi Yes Yes Same
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

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Solis-40K vs Growatt MID 40KTL3-X
7 differences, the largest is max pv power
Same type, similar size
Huawei
Solis-40K vs Huawei SUN2000-40KTL-M3
6 differences, the largest is max ac power
Same type, similar size
Sungrow
Solis-40K vs Sungrow SG40CX-P2
8 differences, the largest is max pv power
04

Written summary

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