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

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

GoodWe GW23K-SDT-CN-G40
GoodWe
GW23K-SDT-CN-G40
23 kW Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow SG23T-P2-CN
Sungrow
SG23T-P2-CN
23 kW 98.3 % euro 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 GW23K-SDT-CN-G40 SG23T-P2-CN Difference
Max input current per tracker 21.0 A 40.0 A 19.0 A more headroom
Weight 17.0 kg 19.0 kg 2.0 kg lighter
Noise 45 dB 50 dB 5 dB quieter
Nominal AC voltage 380 V 400 V 20 V apart
MPPT voltage range 140-1000 V 160-1000 V 140-1000 V vs 160-1000 V
Start voltage 160 V 180 V 20 V earlier start
Dimensions 413x530x211 mm 420x510x226 mm 413x530x211 mm vs 420x510x226 mm
02

Full specification

Parameter GW23K-SDT-CN-G40 SG23T-P2-CN 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 380 V 400 V 20 V apart
Max AC current 38.4 A 38.3 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 140-1000 V 160-1000 V 140-1000 V vs 160-1000 V
Start voltage 160 V 180 V -20 V for GW23K-SDT-CN-G40
MPP trackers 2 2 Same
Strings per tracker 2 2 Same
Max input current per tracker 21.0 A 40.0 A +19.0 A for SG23T-P2-CN
Efficiency
European efficiency - 98.3 % Not published by GoodWe
Max efficiency 98.7 % 98.6 % 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 17.0 kg 19.0 kg -2.0 kg for GW23K-SDT-CN-G40
Weight per kW 0.7 kg/kW 0.8 kg/kW Effectively the same
Dimensions 413x530x211 mm 420x510x226 mm 413x530x211 mm vs 420x510x226 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 45 dB 50 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
GoodWe GW23K-SDT-CN-G40 vs SOFAR 23KTLX-G3P
4 differences, the largest is nominal ac voltage
Same type, similar size
Ginlong Solis
GoodWe GW23K-SDT-CN-G40 vs Ginlong Solis S5-GC23K-LV
10 differences, the largest is max input current per tracker
Same type, similar size
Ginlong Solis
GoodWe GW23K-SDT-CN-G40 vs Ginlong Solis S6-GC3P23K03-LV-ND
11 differences, the largest is max input current per tracker
04

Written summary

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