Growatt WIT 50K-H-US / WIT 50K-HU-US vs GoodWe GW50K-ET-10
VS
The verdict
WIT 50K-H-US / WIT 50K-HU-US leads on the differences that matter
The largest is max dc voltage: 100 V apart. 10 of 24 comparable parameters are identical, with 8 more left out because at least one datasheet does not publish them.
See all 14 differencesHow alike are they
10
of 24 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
14 of 24 parameters
What actually differs
Parameter
WIT 50K-H-US / WIT 50K-HU-US
GW50K-ET-10
Difference
Max DC voltage
1100 V
1000 V
100 V apart
Max input current per tracker
32.0 A
42.0 A
10.0 A more headroom
Max AC power
50.00 kW
55.00 kW
5.00 kW apart
Max PV power
109.20 kW
75.00 kW
34.20 kW apart
DC/AC ratio
2.18
1.50
0.68 more oversizing headroom
Max charge current
151 A
100 A
51 A faster charging
Weight
60.0 kg
65.0 kg
5.0 kg lighter
Nominal AC voltage
480 V
380 V
100 V apart
Max AC current
66.2 A
83.3 A
17.1 A apart
Start voltage
195 V
160 V
35 V earlier start
Ingress protection
NEMA 4X (IP66)
IP66
NEMA 4X (IP66) vs IP66
MPPT voltage range
180-800 V
165-850 V
180-800 V vs 165-850 V
Battery voltage
750-1000V
200-800 V
750-1000V vs 200-800 V
Dimensions
820x760x228 mm
660x520x260 mm
820x760x228 mm vs 660x520x260 mm
02
Full specification
Parameter
WIT 50K-H-US / WIT 50K-HU-US
GW50K-ET-10
Difference
AC output
Rated AC power
50.00 kW
50.00 kW
Same
Max AC power
50.00 kW
55.00 kW
5.00 kW apart
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
480 V
380 V
100 V apart
Max AC current
66.2 A
83.3 A
17.1 A apart
PV input
Max PV power
109.20 kW
75.00 kW
34.20 kW apart
DC/AC ratio
2.18
1.50
+0.68 for WIT 50K-H-US / WIT 50K-HU-US
Max DC voltage
1100 V
1000 V
100 V apart
MPPT voltage range
180-800 V
165-850 V
180-800 V vs 165-850 V
Start voltage
195 V
160 V
-35 V for GW50K-ET-10
MPP trackers
10
-
Not published by GoodWe
Strings per tracker
2
2
Same
Max input current per tracker
32.0 A
42.0 A
+10.0 A for GW50K-ET-10
Efficiency
European efficiency
-
97.8 %
Not published by Growatt
Max efficiency
98.0 %
98.1 %
Effectively the same
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
750-1000V
200-800 V
750-1000V vs 200-800 V
Max charge current
151 A
100 A
+51 A for WIT 50K-H-US / WIT 50K-HU-US
Backup power
100.0 kW
-
Not published by GoodWe
Physical
Weight
60.0 kg
65.0 kg
-5.0 kg for WIT 50K-H-US / WIT 50K-HU-US
Weight per kW
1.2 kg/kW
1.3 kg/kW
Effectively the same
Dimensions
820x760x228 mm
660x520x260 mm
820x760x228 mm vs 660x520x260 mm
Ingress protection
NEMA 4X (IP66)
IP66
NEMA 4X (IP66) vs IP66
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
-
-
Neither datasheet publishes this
Arc fault protection
Yes
Yes
Same
Integrated DC switch
-
Yes
Not published by Growatt
Warranty
Warranty
10 yrs
-
Not published by GoodWe
03
Open all inverters
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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.