Growatt WIT 50K-HU-US vs GoodWe GW50K-ET-10
VS
The verdict
GW50K-ET-10 leads on the differences that matter
The largest is max dc voltage: 100 V apart. 9 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.
See all 13 differencesHow alike are they
9
of 22 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
13 of 22 parameters
What actually differs
Parameter
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 PV power
109.20 kW
75.00 kW
34.20 kW apart
DC/AC ratio
2.18
1.50
0.68 more oversizing headroom
Weight
153.0 kg
65.0 kg
88.0 kg lighter
Weight per kW
3.1 kg/kW
1.3 kg/kW
1.8 kg/kW 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
IP66/NEMA 4X
IP66
IP66/NEMA 4X vs IP66
MPPT voltage range
180-800 V
165-850 V
180-800 V vs 165-850 V
Battery voltage
750-1000V for 3P3W / 820-1000V for 3P4W
200-800 V
750-1000V for 3P3W / 820-1000V for 3P4W vs 200-800 V
Dimensions
1350x850x510 mm
660x520x260 mm
1350x850x510 mm vs 660x520x260 mm
02
Full specification
Parameter
WIT 50K-HU-US
GW50K-ET-10
Difference
AC output
Rated AC power
50.00 kW
50.00 kW
Same
Max AC power
55.00 kW
55.00 kW
Same
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-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
-
-
Neither datasheet publishes this
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
98.2 %
98.1 %
Effectively the same
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
750-1000V for 3P3W / 820-1000V for 3P4W
200-800 V
750-1000V for 3P3W / 820-1000V for 3P4W vs 200-800 V
Max charge current
-
100 A
Not published by Growatt
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
153.0 kg
65.0 kg
-88.0 kg for GW50K-ET-10
Weight per kW
3.1 kg/kW
1.3 kg/kW
-1.8 kg/kW for GW50K-ET-10
Dimensions
1350x850x510 mm
660x520x260 mm
1350x850x510 mm vs 660x520x260 mm
Ingress protection
IP66/NEMA 4X
IP66
IP66/NEMA 4X 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
Not published by Growatt
Integrated DC switch
-
Yes
Not published by Growatt
Warranty
Warranty
5 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.