Huawei SUN2000-15K-MB0 vs Growatt WIT 15K-XHU
VS
The verdict
14 differences, and they point both ways
The largest is european efficiency: 0.8 pp more efficient. 12 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.
See all 14 differencesHow alike are they
12
of 26 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
14 of 26 parameters
What actually differs
Parameter
SUN2000-15K-MB0
WIT 15K-XHU
Difference
European efficiency
98.0 %
97.2 %
0.8 pp more efficient
Max DC voltage
1100 V
1000 V
100 V apart
Max input current per tracker
30.0 A
40.0 A
10.0 A more headroom
Max PV power
22.50 kW
30.00 kW
7.50 kW apart
DC/AC ratio
1.50
2.00
0.50 more oversizing headroom
Max charge current
26 A
55 A
29 A faster charging
Weight
21.0 kg
45.0 kg
24.0 kg lighter
Weight per kW
1.4 kg/kW
3.0 kg/kW
1.6 kg/kW lighter
Max efficiency
98.4 %
98.1 %
0.3 pp more efficient
Max AC current
25.2 A
50.0 A
24.8 A apart
MPPT voltage range
200-1000 V
150-850 V
200-1000 V vs 150-850 V
Start voltage
200 V
180 V
20 V earlier start
Battery voltage
600 V ~ 980 V
120-800V
600 V ~ 980 V vs 120-800V
Dimensions
460x546x242 mm
456x684x240 mm
460x546x242 mm vs 456x684x240 mm
02
Full specification
Parameter
SUN2000-15K-MB0
WIT 15K-XHU
Difference
AC output
Rated AC power
15.00 kW
15.00 kW
Same
Max AC power
16.50 kW
16.50 kW
Same
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
25.2 A
50.0 A
24.8 A apart
PV input
Max PV power
22.50 kW
30.00 kW
7.50 kW apart
DC/AC ratio
1.50
2.00
+0.50 for WIT 15K-XHU
Max DC voltage
1100 V
1000 V
100 V apart
MPPT voltage range
200-1000 V
150-850 V
200-1000 V vs 150-850 V
Start voltage
200 V
180 V
-20 V for WIT 15K-XHU
MPP trackers
2
2
Same
Strings per tracker
2
2
Same
Max input current per tracker
30.0 A
40.0 A
+10.0 A for WIT 15K-XHU
Efficiency
European efficiency
98.0 %
97.2 %
+0.8 pp for SUN2000-15K-MB0
Max efficiency
98.4 %
98.1 %
+0.3 pp for SUN2000-15K-MB0
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
600 V ~ 980 V
120-800V
600 V ~ 980 V vs 120-800V
Max charge current
26 A
55 A
+29 A for WIT 15K-XHU
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
21.0 kg
45.0 kg
-24.0 kg for SUN2000-15K-MB0
Weight per kW
1.4 kg/kW
3.0 kg/kW
-1.6 kg/kW for SUN2000-15K-MB0
Dimensions
460x546x242 mm
456x684x240 mm
460x546x242 mm vs 456x684x240 mm
Ingress protection
IP66
IP66
Same
Cooling
forced-air
forced-air
Same
Noise
-
55 dB
Not published by Huawei
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
Yes
Same
Ethernet
Yes
-
Not published by Growatt
Arc fault protection
Yes
-
Not published by Growatt
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
-
-
Neither datasheet publishes this
03
Open all inverters
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04
Written summary
Checking cache...
Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.

