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MID 20KTL3-X vs SE20KUS (KUS20SE) 6 of 17 identical Swap Change inverters

Growatt MID 20KTL3-X vs SolarEdge SE20KUS (KUS20SE)

Growatt MID 20KTL3-X
Growatt
MID 20KTL3-X
20 kW 98.6 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SolarEdge SE20KUS (KUS20SE)
SolarEdge
SE20KUS (KUS20SE)
20 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

11 differences, and they point both ways

The largest is warranty: 15 yrs longer. 6 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
6 of 17 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 17 parameters
Parameter MID 20KTL3-X SE20KUS (KUS20SE) Difference
Warranty 5 yrs 20 yrs 15 yrs longer
Max DC voltage 1100 V 1000 V 100 V apart
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Max PV power 30.00 kW 27.00 kW 3.00 kW apart
Weight 23.0 kg 33.2 kg 10.2 kg lighter
DC/AC ratio 1.50 1.35 0.15 more oversizing headroom
Weight per kW 1.1 kg/kW 1.7 kg/kW 0.5 kg/kW lighter
Nominal AC voltage 400 V 480 V 80 V apart
Max AC current 31.9 A 24.0 A 7.9 A apart
Ingress protection IP65 NEMA 3R IP65 vs NEMA 3R
Dimensions 395x525x222 mm 540x315x260 mm 395x525x222 mm vs 540x315x260 mm
02

Full specification

Parameter MID 20KTL3-X SE20KUS (KUS20SE) Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 480 V 80 V apart
Max AC current 31.9 A 24.0 A 7.9 A apart
PV input
Max PV power 30.00 kW 27.00 kW 3.00 kW apart
DC/AC ratio 1.50 1.35 +0.15 for MID 20KTL3-X
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V - Not published by SolarEdge
Start voltage 250 V - Not published by SolarEdge
MPP trackers 2 - Not published by SolarEdge
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 98.6 % - Not published by SolarEdge
Max efficiency 98.8 % - Not published by SolarEdge
CEC efficiency - 98.0 % Not published by Growatt
Battery
Battery input - - Neither datasheet publishes this
Battery voltage - - Neither datasheet publishes this
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 23.0 kg 33.2 kg -10.2 kg for MID 20KTL3-X
Weight per kW 1.1 kg/kW 1.7 kg/kW -0.5 kg/kW for MID 20KTL3-X
Dimensions 395x525x222 mm 540x315x260 mm 395x525x222 mm vs 540x315x260 mm
Ingress protection IP65 NEMA 3R IP65 vs NEMA 3R
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 - Not published by SolarEdge
Ethernet Yes Yes Same
Arc fault protection - Yes Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs 20 yrs +15 yrs for SE20KUS (KUS20SE)
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.