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GW15KN-DT vs MID 15KTL3-X 8 of 17 identical Swap Change inverters

GoodWe GW15KN-DT vs Growatt MID 15KTL3-X

GoodWe GW15KN-DT
GoodWe
GW15KN-DT
15 kW 98.0 % euro Grid-tie
VS
Growatt MID 15KTL3-X
Growatt
MID 15KTL3-X
15 kW 98.6 % euro Grid-tie
The verdict

MID 15KTL3-X leads on the differences that matter

The largest is european efficiency: 0.6 pp more efficient. 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 GW15KN-DT MID 15KTL3-X Difference
European efficiency 98.0 % 98.6 % 0.6 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Max AC power 15.00 kW 16.60 kW 1.60 kW apart
Max PV power 19.50 kW 22.50 kW 3.00 kW apart
Weight 26.0 kg 23.0 kg 3.0 kg lighter
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
Max efficiency 98.3 % 98.8 % 0.5 pp more efficient
Weight per kW 1.7 kg/kW 1.5 kg/kW 0.2 kg/kW lighter
Dimensions 455x516x192 mm 395x525x222 mm 455x516x192 mm vs 395x525x222 mm
02

Full specification

Parameter GW15KN-DT MID 15KTL3-X Difference
AC output
Rated AC power 15.00 kW 15.00 kW Same
Max AC power 15.00 kW 16.60 kW 1.60 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 24.0 A 24.2 A Effectively the same
PV input
Max PV power 19.50 kW 22.50 kW 3.00 kW apart
DC/AC ratio 1.30 1.50 +0.20 for MID 15KTL3-X
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range - 200-1000 V Not published by GoodWe
Start voltage - 250 V Not published by GoodWe
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 98.0 % 98.6 % +0.6 pp for MID 15KTL3-X
Max efficiency 98.3 % 98.8 % +0.5 pp for MID 15KTL3-X
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 26.0 kg 23.0 kg -3.0 kg for MID 15KTL3-X
Weight per kW 1.7 kg/kW 1.5 kg/kW -0.2 kg/kW for MID 15KTL3-X
Dimensions 455x516x192 mm 395x525x222 mm 455x516x192 mm vs 395x525x222 mm
Ingress protection IP65 IP65 Same
Cooling - forced-air Not published by GoodWe
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - Yes Not published by GoodWe
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch - Yes Not published by GoodWe
Warranty
Warranty - 5 yrs Not published by GoodWe
03

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04

Written summary

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