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MAX 120KTL3-X2 LV vs SE120K (Synergy, 480V) 8 of 17 identical Swap Change inverters

Growatt MAX 120KTL3-X2 LV vs SolarEdge SE120K (Synergy, 480V)

Growatt MAX 120KTL3-X2 LV
Growatt
MAX 120KTL3-X2 LV
120 kW Grid-tie
Open inverter page Datasheet PDF
VS
SolarEdge SE120K (Synergy, 480V)
SolarEdge
SE120K (Synergy, 480V)
120 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SE120K (Synergy, 480V) leads on the differences that matter

The largest is warranty: 15 yrs longer. 8 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

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

What actually differs

9 of 17 parameters
Parameter MAX 120KTL3-X2 LV SE120K (Synergy, 480V) Difference
Warranty 5 yrs 20 yrs 15 yrs longer
Max DC voltage 1100 V 1000 V 100 V apart
Max efficiency 98.7 % 98.1 % 0.6 pp more efficient
Weight 84.0 kg 32.0 kg 52.0 kg lighter
Weight per kW 0.7 kg/kW 0.3 kg/kW 0.4 kg/kW lighter
Max AC current 190.5 A 145.0 A 45.5 A apart
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 200-1000 V 680-1000 V 200-1000 V vs 680-1000 V
Dimensions 640x970x345 mm 558x328x273 mm 640x970x345 mm vs 558x328x273 mm
02

Full specification

Parameter MAX 120KTL3-X2 LV SE120K (Synergy, 480V) Difference
AC output
Rated AC power 120.00 kW 120.00 kW Same
Max AC power 120.00 kW 120.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 190.5 A 145.0 A 45.5 A apart
PV input
Max PV power - 210.00 kW Not published by Growatt
DC/AC ratio - 1.75 Not published by Growatt
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V 680-1000 V 200-1000 V vs 680-1000 V
Start voltage 200 V - Not published by SolarEdge
MPP trackers 8 - Not published by SolarEdge
Strings per tracker 2 - Not published by SolarEdge
Max input current per tracker 45.0 A - Not published by SolarEdge
Efficiency
European efficiency - 98.0 % Not published by Growatt
Max efficiency 98.7 % 98.1 % +0.6 pp for MAX 120KTL3-X2 LV
CEC efficiency - - Neither datasheet publishes this
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 84.0 kg 32.0 kg -52.0 kg for SE120K (Synergy, 480V)
Weight per kW 0.7 kg/kW 0.3 kg/kW -0.4 kg/kW for SE120K (Synergy, 480V)
Dimensions 640x970x345 mm 558x328x273 mm 640x970x345 mm vs 558x328x273 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air forced-air Same
Noise - 67 dB Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by Growatt
Arc fault protection - Yes Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs 20 yrs +15 yrs for SE120K (Synergy, 480V)
03

More useful comparisons

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Growatt MAX 120KTL3-X2 LV vs Growatt MAX 120KTL3-X LV
5 differences, the largest is max input current per tracker
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SolarEdge
Growatt MAX 120KTL3-X2 LV vs SolarEdge SE120KUS
8 differences, the largest is max dc voltage
Same type, similar size
Growatt
Growatt MAX 120KTL3-X2 LV vs Growatt MAX 124KTL3-X2 MV
6 differences, the largest is rated ac power
04

Written summary

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