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GW50K-ET-10 vs WIT 50K-H / WIT 50K-HU 11 of 23 identical Swap Change inverters

GoodWe GW50K-ET-10 vs Growatt WIT 50K-H / WIT 50K-HU

GoodWe GW50K-ET-10
GoodWe
GW50K-ET-10
50 kW 97.8 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 50K-H / WIT 50K-HU
Growatt
WIT 50K-H / WIT 50K-HU
50 kW Hybrid
Open inverter page Datasheet PDF
The verdict

GW50K-ET-10 leads on the differences that matter

The largest is max dc voltage: 100 V apart. 11 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 12 differences
How alike are they
11 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

12 of 23 parameters
Parameter GW50K-ET-10 WIT 50K-H / WIT 50K-HU Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 42.0 A 32.0 A 10.0 A more headroom
Max PV power 75.00 kW 109.20 kW 34.20 kW apart
DC/AC ratio 1.50 2.18 0.68 more oversizing headroom
Weight 65.0 kg 133.0 kg 68.0 kg lighter
Weight per kW 1.3 kg/kW 2.7 kg/kW 1.4 kg/kW lighter
Nominal AC voltage 380 V 400 V 20 V apart
Start voltage 160 V 195 V 35 V earlier start
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 165-850 V 180-800 V 165-850 V vs 180-800 V
Battery voltage 200-800 V 600~1000V (for 3P3W) / 680~1000V (for 3P4W) 200-800 V vs 600~1000V (for 3P3W) / 680~1000V (for 3P4W)
Dimensions 660x520x260 mm 1350x820x510 mm 660x520x260 mm vs 1350x820x510 mm
02

Full specification

Parameter GW50K-ET-10 WIT 50K-H / WIT 50K-HU 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 380 V 400 V 20 V apart
Max AC current 83.3 A 83.3 A Same
PV input
Max PV power 75.00 kW 109.20 kW 34.20 kW apart
DC/AC ratio 1.50 2.18 +0.68 for WIT 50K-H / WIT 50K-HU
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 165-850 V 180-800 V 165-850 V vs 180-800 V
Start voltage 160 V 195 V -35 V for GW50K-ET-10
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 2 Same
Max input current per tracker 42.0 A 32.0 A +10.0 A for GW50K-ET-10
Efficiency
European efficiency 97.8 % - Not published by Growatt
Max efficiency 98.1 % 98.0 % Effectively the same
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 200-800 V 600~1000V (for 3P3W) / 680~1000V (for 3P4W) 200-800 V vs 600~1000V (for 3P3W) / 680~1000V (for 3P4W)
Max charge current 100 A - Not published by Growatt
Backup power - - Neither datasheet publishes this
Physical
Weight 65.0 kg 133.0 kg -68.0 kg for GW50K-ET-10
Weight per kW 1.3 kg/kW 2.7 kg/kW -1.4 kg/kW for GW50K-ET-10
Dimensions 660x520x260 mm 1350x820x510 mm 660x520x260 mm vs 1350x820x510 mm
Ingress protection IP66 IP65 IP66 vs IP65
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 - 5 yrs Not published by GoodWe
03

More useful comparisons

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Growatt
GoodWe GW50K-ET-10 vs Growatt MID 50K-HU
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GoodWe GW50K-ET-10 vs Deye SUN-50K-SG01HP3-EU-BM4
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04

Written summary

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