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MID 50K-HU vs WIT 50K-H-US / WIT 50K-HU-US 9 of 26 identical Swap Change inverters

Growatt MID 50K-HU vs Growatt WIT 50K-H-US / WIT 50K-HU-US

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

17 differences, and they point both ways

The largest is warranty: 5 yrs longer. 9 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.

See all 17 differences
How alike are they
9 of 26 comparable
parameters are identical
identical differs not published
01

What actually differs

17 of 26 parameters
Parameter MID 50K-HU WIT 50K-H-US / WIT 50K-HU-US Difference
Warranty 5 yrs 10 yrs 5 yrs longer
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 40.0 A 32.0 A 8.0 A more headroom
Max efficiency 98.6 % 98.0 % 0.6 pp more efficient
Max PV power 100.00 kW 109.20 kW 9.20 kW apart
Max charge current 42 A 151 A 109 A faster charging
Backup power 30.0 kW 100.0 kW 70.0 kW more backup
Weight 50.0 kg 60.0 kg 10.0 kg lighter
DC/AC ratio 2.00 2.18 0.18 more oversizing headroom
Nominal AC voltage 400 V 480 V 80 V apart
Max AC current 75.8 A 66.2 A 9.6 A apart
Start voltage 160 V 195 V 35 V earlier start
Ingress protection IP66 NEMA 4X (IP66) IP66 vs NEMA 4X (IP66)
MPPT voltage range 200-1000 V 180-800 V 200-1000 V vs 180-800 V
Battery voltage 600-980 V 750-1000V 600-980 V vs 750-1000V
Weight per kW 1.0 kg/kW 1.2 kg/kW 0.2 kg/kW lighter
Dimensions 570x680x256 mm 820x760x228 mm 570x680x256 mm vs 820x760x228 mm
02

Full specification

Parameter MID 50K-HU WIT 50K-H-US / WIT 50K-HU-US 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 480 V 80 V apart
Max AC current 75.8 A 66.2 A 9.6 A apart
PV input
Max PV power 100.00 kW 109.20 kW 9.20 kW apart
DC/AC ratio 2.00 2.18 +0.18 for WIT 50K-H-US / WIT 50K-HU-US
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 200-1000 V 180-800 V 200-1000 V vs 180-800 V
Start voltage 160 V 195 V -35 V for MID 50K-HU
MPP trackers - 10 Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 40.0 A 32.0 A +8.0 A for MID 50K-HU
Efficiency
European efficiency 97.2 % - Not published by Growatt
Max efficiency 98.6 % 98.0 % +0.6 pp for MID 50K-HU
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 600-980 V 750-1000V 600-980 V vs 750-1000V
Max charge current 42 A 151 A +109 A for WIT 50K-H-US / WIT 50K-HU-US
Backup power 30.0 kW 100.0 kW +70.0 kW for WIT 50K-H-US / WIT 50K-HU-US
Physical
Weight 50.0 kg 60.0 kg -10.0 kg for MID 50K-HU
Weight per kW 1.0 kg/kW 1.2 kg/kW -0.2 kg/kW for MID 50K-HU
Dimensions 570x680x256 mm 820x760x228 mm 570x680x256 mm vs 820x760x228 mm
Ingress protection IP66 NEMA 4X (IP66) IP66 vs NEMA 4X (IP66)
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 Yes Same
Integrated DC switch Yes - Not published by Growatt
Warranty
Warranty 5 yrs 10 yrs +5 yrs for WIT 50K-H-US / WIT 50K-HU-US
03

More useful comparisons

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Growatt MID 50K-HU vs Ginlong Solis S6-EH3P50K-H
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Growatt MID 50K-HU vs Deye SUN-50K-SG01HP3-EU-BM4
16 differences, the largest is max input current per tracker
04

Written summary

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