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MID 50K-HU vs WIT 50K-AU 10 of 16 identical Swap Change inverters

Growatt MID 50K-HU vs Growatt WIT 50K-AU

Growatt MID 50K-HU
Growatt
MID 50K-HU
50 kW 97.2 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 50K-AU
Growatt
WIT 50K-AU
50 kW Hybrid
Open inverter page Datasheet PDF
The verdict

MID 50K-HU leads on the differences that matter

The largest is weight: 70.0 kg lighter. 10 of 16 comparable parameters are identical, with 16 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
10 of 16 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 16 parameters
Parameter MID 50K-HU WIT 50K-AU Difference
Weight 50.0 kg 120.0 kg 70.0 kg lighter
Weight per kW 1.0 kg/kW 2.4 kg/kW 1.4 kg/kW lighter
Max AC current 75.8 A 83.3 A 7.5 A apart
Start voltage 160 V 768 V 608 V earlier start
Battery voltage 600-980 V 600-1000V (for 3P3W); 680-1000V (for 3P4W); recovery start: 768V 600-980 V vs 600-1000V (for 3P3W); 680-1000V (for 3P4W); recovery start: 768V
Dimensions 570x680x256 mm 1350x820x510 mm 570x680x256 mm vs 1350x820x510 mm
02

Full specification

Parameter MID 50K-HU WIT 50K-AU Difference
AC output
Rated AC power 50.00 kW 50.00 kW Same
Max AC power 50.00 kW 50.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 75.8 A 83.3 A 7.5 A apart
PV input
Max PV power 100.00 kW - Not published by Growatt
DC/AC ratio 2.00 - Not published by Growatt
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 200-1000 V - Not published by Growatt
Start voltage 160 V 768 V -608 V for MID 50K-HU
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 - Not published by Growatt
Max input current per tracker 40.0 A - Not published by Growatt
Efficiency
European efficiency 97.2 % - Not published by Growatt
Max efficiency 98.6 % - Not published by Growatt
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 600-980 V 600-1000V (for 3P3W); 680-1000V (for 3P4W); recovery start: 768V 600-980 V vs 600-1000V (for 3P3W); 680-1000V (for 3P4W); recovery start: 768V
Max charge current 42 A - Not published by Growatt
Backup power 30.0 kW - Not published by Growatt
Physical
Weight 50.0 kg 120.0 kg -70.0 kg for MID 50K-HU
Weight per kW 1.0 kg/kW 2.4 kg/kW -1.4 kg/kW for MID 50K-HU
Dimensions 570x680x256 mm 1350x820x510 mm 570x680x256 mm vs 1350x820x510 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 55 dB - Not published by Growatt
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 Growatt
03

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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.