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SUN-40K-G03 vs Solis-40K 9 of 20 identical Swap Change inverters

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

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

Full specification

Parameter SUN-40K-G03 Solis-40K 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 63.8 A 66.9 A 3.1 A apart
PV input
Max PV power 52.00 kW 48.00 kW 4.00 kW apart
DC/AC ratio 1.30 1.20 +0.10 for SUN-40K-G03
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 200-850 V 200-1000 V 200-850 V vs 200-1000 V
Start voltage 250 V 200 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 98.0 % 98.4 % +0.4 pp for Solis-40K
Max efficiency 98.7 % 98.8 % 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 44.5 kg 61.0 kg -16.5 kg for SUN-40K-G03
Weight per kW 1.1 kg/kW 1.5 kg/kW -0.4 kg/kW for SUN-40K-G03
Dimensions 537x648x304 mm 700x630x357 mm 537x648x304 mm vs 700x630x357 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 65 °C 60 °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

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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.