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GW20K-ET-L-G10 vs MID 20KTL3-XH 12 of 25 identical Swap Change inverters

GoodWe GW20K-ET-L-G10 vs Growatt MID 20KTL3-XH

GoodWe GW20K-ET-L-G10
GoodWe
GW20K-ET-L-G10
20 kW 95.5 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt MID 20KTL3-XH
Growatt
MID 20KTL3-XH
20 kW 98.5 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

MID 20KTL3-XH leads on the differences that matter

The largest is european efficiency: 3.0 pp more efficient. 12 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
12 of 25 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 25 parameters
Parameter GW20K-ET-L-G10 MID 20KTL3-XH Difference
European efficiency 95.5 % 98.5 % 3.0 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 20.0 A 32.0 A 12.0 A more headroom
Max efficiency 97.8 % 98.5 % 0.7 pp more efficient
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Weight 51.2 kg 31.0 kg 20.2 kg lighter
Weight per kW 2.6 kg/kW 1.6 kg/kW 1.0 kg/kW lighter
Max AC current 31.9 A 33.3 A 1.4 A apart
MPPT voltage range 150-850 V 160-1000 V 150-850 V vs 160-1000 V
Start voltage 180 V 200 V 20 V earlier start
Battery voltage 40-60 600-980 V 40-60 vs 600-980 V
Strings per tracker 1 2 1 string apart
Dimensions 551x756x258 mm 435x580x230 mm 551x756x258 mm vs 435x580x230 mm
02

Full specification

Parameter GW20K-ET-L-G10 MID 20KTL3-XH 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 400 V Same
Max AC current 31.9 A 33.3 A 1.4 A apart
PV input
Max PV power 40.00 kW 40.00 kW Same
DC/AC ratio 2.00 2.00 Same
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-850 V 160-1000 V 150-850 V vs 160-1000 V
Start voltage 180 V 200 V -20 V for GW20K-ET-L-G10
MPP trackers 2 - Not published by Growatt
Strings per tracker 1 2 1 string apart
Max input current per tracker 20.0 A 32.0 A +12.0 A for MID 20KTL3-XH
Efficiency
European efficiency 95.5 % 98.5 % +3.0 pp for MID 20KTL3-XH
Max efficiency 97.8 % 98.5 % +0.7 pp for MID 20KTL3-XH
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 40-60 600-980 V 40-60 vs 600-980 V
Max charge current - 25 A Not published by GoodWe
Backup power - - Neither datasheet publishes this
Physical
Weight 51.2 kg 31.0 kg -20.2 kg for MID 20KTL3-XH
Weight per kW 2.6 kg/kW 1.6 kg/kW -1.0 kg/kW for MID 20KTL3-XH
Dimensions 551x756x258 mm 435x580x230 mm 551x756x258 mm vs 435x580x230 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 45 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 Yes Same
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by GoodWe
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.