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WIT 4K-HU vs SE4000H 3 of 16 identical Swap Change inverters

Growatt WIT 4K-HU vs SolarEdge SE4000H

Growatt WIT 4K-HU
Growatt
WIT 4K-HU
4 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
VS
SolarEdge SE4000H
SolarEdge
SE4000H
4 kW 99.0 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

SE4000H leads on the differences that matter

The largest is european efficiency: 2.0 pp more efficient. 3 of 16 comparable parameters are identical, with 16 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
3 of 16 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 16 parameters
Parameter WIT 4K-HU SE4000H Difference
European efficiency 97.0 % 99.0 % 2.0 pp more efficient
Max DC voltage 1000 V 480 V 520 V apart
Max efficiency 97.6 % 99.2 % 1.6 pp more efficient
Max AC power 4.40 kW 4.00 kW 0.40 kW apart
Max PV power 6.40 kW 8.00 kW 1.60 kW apart
DC/AC ratio 1.60 2.00 0.40 more oversizing headroom
Weight 38.0 kg 12.0 kg 26.0 kg lighter
Weight per kW 9.5 kg/kW 3.0 kg/kW 6.5 kg/kW lighter
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Ingress protection IP66 IP65 IP66 vs IP65
Dimensions 698x475x240 mm 459x370x154 mm 698x475x240 mm vs 459x370x154 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter WIT 4K-HU SE4000H Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.40 kW 4.00 kW 0.40 kW apart
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current - 18.5 A Not published by Growatt
PV input
Max PV power 6.40 kW 8.00 kW 1.60 kW apart
DC/AC ratio 1.60 2.00 +0.40 for SE4000H
Max DC voltage 1000 V 480 V 520 V apart
MPPT voltage range 150-850 V - Not published by SolarEdge
Start voltage 180 V - Not published by SolarEdge
MPP trackers - - Neither datasheet publishes this
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.0 % 99.0 % +2.0 pp for SE4000H
Max efficiency 97.6 % 99.2 % +1.6 pp for SE4000H
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 40-60V (rated 51.2V) - Not published by SolarEdge
Max charge current 290 A - Not published by SolarEdge
Backup power - - Neither datasheet publishes this
Physical
Weight 38.0 kg 12.0 kg -26.0 kg for SE4000H
Weight per kW 9.5 kg/kW 3.0 kg/kW -6.5 kg/kW for SE4000H
Dimensions 698x475x240 mm 459x370x154 mm 698x475x240 mm vs 459x370x154 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air natural forced-air vs natural
Noise 50 dB - Not published by SolarEdge
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - Yes Not published by Growatt
Ethernet - Yes Not published by Growatt
Arc fault protection - Yes Not published by Growatt
Integrated DC switch Yes - Not published by SolarEdge
Warranty
Warranty 5 yrs - Not published by SolarEdge
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.