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SUN-50K-SG01HP3-EU-BM4 vs WIT 50K-AU-US 6 of 16 identical Swap Change inverters

Deye SUN-50K-SG01HP3-EU-BM4 vs Growatt WIT 50K-AU-US

Deye
SUN-50K-SG01HP3-EU-BM4
50 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 50K-AU-US
Growatt
WIT 50K-AU-US
50 kW Hybrid
Open inverter page Datasheet PDF
The verdict

WIT 50K-AU-US leads on the differences that matter

The largest is warranty: 5 yrs longer. 6 of 16 comparable parameters are identical, with 16 more left out because at least one datasheet does not publish them.

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

What actually differs

10 of 16 parameters
Parameter SUN-50K-SG01HP3-EU-BM4 WIT 50K-AU-US Difference
Warranty 5 yrs 10 yrs 5 yrs longer
Max efficiency 97.6 % 98.2 % 0.6 pp more efficient
Max charge current 100 A 151 A 51 A faster charging
Weight 80.0 kg 140.0 kg 60.0 kg lighter
Weight per kW 1.6 kg/kW 2.8 kg/kW 1.2 kg/kW lighter
Nominal AC voltage 400 V 480 V 80 V apart
Max AC current 83.4 A 66.2 A 17.2 A apart
Ingress protection IP65 IP66/NEMA 4X IP65 vs IP66/NEMA 4X
Battery voltage 160-800 750-1000V for 3P3W / 820-1000V for 3P4W 160-800 vs 750-1000V for 3P3W / 820-1000V for 3P4W
Dimensions 894x527x294 mm 1350x850x510 mm 894x527x294 mm vs 1350x850x510 mm
02

Full specification

Parameter SUN-50K-SG01HP3-EU-BM4 WIT 50K-AU-US 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 400 V 480 V 80 V apart
Max AC current 83.4 A 66.2 A 17.2 A apart
PV input
Max PV power 65.00 kW - Not published by Growatt
DC/AC ratio 1.30 - Not published by Growatt
Max DC voltage 1000 V - Not published by Growatt
MPPT voltage range 150-850 V - Not published by Growatt
Start voltage 180 V - Not published by Growatt
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 - Not published by Growatt
Max input current per tracker 36.0 A - Not published by Growatt
Efficiency
European efficiency 97.0 % - Not published by Growatt
Max efficiency 97.6 % 98.2 % +0.6 pp for WIT 50K-AU-US
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 160-800 750-1000V for 3P3W / 820-1000V for 3P4W 160-800 vs 750-1000V for 3P3W / 820-1000V for 3P4W
Max charge current 100 A 151 A +51 A for WIT 50K-AU-US
Backup power - - Neither datasheet publishes this
Physical
Weight 80.0 kg 140.0 kg -60.0 kg for SUN-50K-SG01HP3-EU-BM4
Weight per kW 1.6 kg/kW 2.8 kg/kW -1.2 kg/kW for SUN-50K-SG01HP3-EU-BM4
Dimensions 894x527x294 mm 1350x850x510 mm 894x527x294 mm vs 1350x850x510 mm
Ingress protection IP65 IP66/NEMA 4X IP65 vs IP66/NEMA 4X
Cooling forced-air forced-air Same
Noise 65 dB - Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - Yes Not published by Deye
Ethernet - Yes Not published by Deye
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch - - Neither datasheet publishes this
Warranty
Warranty 5 yrs 10 yrs +5 yrs for WIT 50K-AU-US
03

More useful comparisons

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13 differences, the largest is european efficiency
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Deye SUN-50K-SG01HP3-EU-BM4 vs Ginlong Solis S6-EH3P50K-H
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Growatt
Deye SUN-50K-SG01HP3-EU-BM4 vs Growatt MID 50K-HU
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.