GoodWe GW20K-ET vs Huawei SUN2000-20K-MB0
VS
The verdict
SUN2000-20K-MB0 leads on the differences that matter
The largest is max dc voltage: 100 V apart. 18 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.
See all 8 differencesHow alike are they
18
of 26 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
8 of 26 parameters
What actually differs
Parameter
GW20K-ET
SUN2000-20K-MB0
Difference
Max DC voltage
1000 V
1100 V
100 V apart
Max charge current
50 A
26 A
24 A faster charging
Weight
48.0 kg
21.0 kg
27.0 kg lighter
Weight per kW
2.4 kg/kW
1.1 kg/kW
1.3 kg/kW lighter
Max efficiency
98.0 %
98.4 %
0.4 pp more efficient
MPPT voltage range
200-850 V
200-1000 V
200-850 V vs 200-1000 V
Battery voltage
200-800
600 V ~ 980 V
200-800 vs 600 V ~ 980 V
Dimensions
660x520x220 mm
460x546x242 mm
660x520x220 mm vs 460x546x242 mm
02
Full specification
Parameter
GW20K-ET
SUN2000-20K-MB0
Difference
AC output
Rated AC power
20.00 kW
20.00 kW
Same
Max AC power
22.00 kW
22.00 kW
Same
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
33.3 A
33.6 A
Effectively the same
PV input
Max PV power
30.00 kW
30.00 kW
Same
DC/AC ratio
1.50
1.50
Same
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
200 V
200 V
Same
MPP trackers
-
2
Not published by GoodWe
Strings per tracker
2
2
Same
Max input current per tracker
30.0 A
30.0 A
Same
Efficiency
European efficiency
-
98.1 %
Not published by GoodWe
Max efficiency
98.0 %
98.4 %
+0.4 pp for SUN2000-20K-MB0
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
200-800
600 V ~ 980 V
200-800 vs 600 V ~ 980 V
Max charge current
50 A
26 A
+24 A for GW20K-ET
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
48.0 kg
21.0 kg
-27.0 kg for SUN2000-20K-MB0
Weight per kW
2.4 kg/kW
1.1 kg/kW
-1.3 kg/kW for SUN2000-20K-MB0
Dimensions
660x520x220 mm
460x546x242 mm
660x520x220 mm vs 460x546x242 mm
Ingress protection
IP66
IP66
Same
Cooling
forced-air
forced-air
Same
Noise
-
-
Neither datasheet publishes this
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
Yes
Same
Ethernet
Yes
Yes
Same
Arc fault protection
Yes
Yes
Same
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
-
-
Neither datasheet publishes this
03
Open all inverters
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16 differences, the largest is european efficiency
04
Written summary
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Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.