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GW40K-ET-10 vs MID 40K-HU 13 of 26 identical Swap Change inverters

GoodWe GW40K-ET-10 vs Growatt MID 40K-HU

GoodWe GW40K-ET-10
GoodWe
GW40K-ET-10
40 kW 97.8 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt MID 40K-HU
Growatt
MID 40K-HU
40 kW 97.2 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

13 differences, and they point both ways

The largest is european efficiency: 0.6 pp more efficient. 13 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
13 of 26 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 26 parameters
Parameter GW40K-ET-10 MID 40K-HU Difference
European efficiency 97.8 % 97.2 % 0.6 pp more efficient
Max input current per tracker 42.0 A 40.0 A 2.0 A more headroom
Max AC power 44.00 kW 40.00 kW 4.00 kW apart
Max PV power 60.00 kW 80.00 kW 20.00 kW apart
DC/AC ratio 1.50 2.00 0.50 more oversizing headroom
Max charge current 100 A 42 A 58 A faster charging
Weight 62.0 kg 48.0 kg 14.0 kg lighter
Max efficiency 98.1 % 98.6 % 0.5 pp more efficient
Nominal AC voltage 380 V 400 V 20 V apart
Weight per kW 1.6 kg/kW 1.2 kg/kW 0.4 kg/kW lighter
MPPT voltage range 165-850 V 200-1000 V 165-850 V vs 200-1000 V
Battery voltage 200-800 V 600-980 V 200-800 V vs 600-980 V
Dimensions 660x520x260 mm 570x680x256 mm 660x520x260 mm vs 570x680x256 mm
02

Full specification

Parameter GW40K-ET-10 MID 40K-HU Difference
AC output
Rated AC power 40.00 kW 40.00 kW Same
Max AC power 44.00 kW 40.00 kW 4.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 380 V 400 V 20 V apart
Max AC current 66.7 A 66.7 A Same
PV input
Max PV power 60.00 kW 80.00 kW 20.00 kW apart
DC/AC ratio 1.50 2.00 +0.50 for MID 40K-HU
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 165-850 V 200-1000 V 165-850 V vs 200-1000 V
Start voltage 160 V 160 V Same
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 2 Same
Max input current per tracker 42.0 A 40.0 A +2.0 A for GW40K-ET-10
Efficiency
European efficiency 97.8 % 97.2 % +0.6 pp for GW40K-ET-10
Max efficiency 98.1 % 98.6 % +0.5 pp for MID 40K-HU
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 200-800 V 600-980 V 200-800 V vs 600-980 V
Max charge current 100 A 42 A +58 A for GW40K-ET-10
Backup power - 30.0 kW Not published by GoodWe
Physical
Weight 62.0 kg 48.0 kg -14.0 kg for MID 40K-HU
Weight per kW 1.6 kg/kW 1.2 kg/kW -0.4 kg/kW for MID 40K-HU
Dimensions 660x520x260 mm 570x680x256 mm 660x520x260 mm vs 570x680x256 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise - 55 dB Not published by GoodWe
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 Yes Same
Warranty
Warranty - 5 yrs Not published by GoodWe
03

More useful comparisons

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GoodWe GW40K-ET-10 vs Deye SUN-40K-SG01HP3-EU-BM4
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Growatt
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13 differences, the largest is max dc voltage
04

Written summary

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