Skip to main content
SG23T-P2-CN vs GW23K-SDT-CN-G40 13 of 20 identical Swap Change inverters

Sungrow SG23T-P2-CN vs GoodWe GW23K-SDT-CN-G40

Sungrow SG23T-P2-CN
Sungrow
SG23T-P2-CN
23 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe GW23K-SDT-CN-G40
GoodWe
GW23K-SDT-CN-G40
23 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

7 differences, and they point both ways

The largest is max input current per tracker: 19.0 A more headroom. 13 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

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

What actually differs

7 of 20 parameters
Parameter SG23T-P2-CN GW23K-SDT-CN-G40 Difference
Max input current per tracker 40.0 A 21.0 A 19.0 A more headroom
Weight 19.0 kg 17.0 kg 2.0 kg lighter
Noise 50 dB 45 dB 5 dB quieter
Nominal AC voltage 400 V 380 V 20 V apart
MPPT voltage range 160-1000 V 140-1000 V 160-1000 V vs 140-1000 V
Start voltage 180 V 160 V 20 V earlier start
Dimensions 420x510x226 mm 413x530x211 mm 420x510x226 mm vs 413x530x211 mm
02

Full specification

Parameter SG23T-P2-CN GW23K-SDT-CN-G40 Difference
AC output
Rated AC power 23.00 kW 23.00 kW Same
Max AC power 25.30 kW 25.30 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 380 V 20 V apart
Max AC current 38.3 A 38.4 A Effectively the same
PV input
Max PV power - - Neither datasheet publishes this
DC/AC ratio - - Neither datasheet publishes this
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 160-1000 V 140-1000 V 160-1000 V vs 140-1000 V
Start voltage 180 V 160 V -20 V for GW23K-SDT-CN-G40
MPP trackers 2 2 Same
Strings per tracker 2 2 Same
Max input current per tracker 40.0 A 21.0 A +19.0 A for SG23T-P2-CN
Efficiency
European efficiency 98.3 % - Not published by GoodWe
Max efficiency 98.6 % 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 19.0 kg 17.0 kg -2.0 kg for GW23K-SDT-CN-G40
Weight per kW 0.8 kg/kW 0.7 kg/kW Effectively the same
Dimensions 420x510x226 mm 413x530x211 mm 420x510x226 mm vs 413x530x211 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 50 dB 45 dB -5 dB for GW23K-SDT-CN-G40
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - - Neither datasheet publishes this
Ethernet - - Neither datasheet publishes this
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
Sofar Solar
Sungrow SG23T-P2-CN vs SOFAR 23KTLX-G3P
2 differences, the largest is european efficiency
Same type, similar size
Ginlong Solis
Sungrow SG23T-P2-CN vs Ginlong Solis S5-GC23K-LV
10 differences, the largest is european efficiency
Same type, similar size
Ginlong Solis
Sungrow SG23T-P2-CN vs Ginlong Solis S6-GC3P23K03-LV-ND
10 differences, the largest is european efficiency
04

Written summary

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