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GW15KT-DT vs MID 15KTL3-X 11 of 20 identical Swap Change inverters

GoodWe GW15KT-DT vs Growatt MID 15KTL3-X

GoodWe GW15KT-DT
GoodWe
GW15KT-DT
15 kW 97.7 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MID 15KTL3-X
Growatt
MID 15KTL3-X
15 kW 98.6 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

MID 15KTL3-X leads on the differences that matter

The largest is european efficiency: 0.9 pp more efficient. 11 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
11 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 20 parameters
Parameter GW15KT-DT MID 15KTL3-X Difference
European efficiency 97.7 % 98.6 % 0.9 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Weight 18.0 kg 23.0 kg 5.0 kg lighter
Max efficiency 98.3 % 98.8 % 0.5 pp more efficient
Max AC power 16.50 kW 16.60 kW 0.10 kW apart
Start voltage 160 V 250 V 90 V earlier start
Weight per kW 1.2 kg/kW 1.5 kg/kW 0.3 kg/kW lighter
MPPT voltage range 180-850 V 200-1000 V 180-850 V vs 200-1000 V
Dimensions 433x354x155 mm 395x525x222 mm 433x354x155 mm vs 395x525x222 mm
02

Full specification

Parameter GW15KT-DT MID 15KTL3-X Difference
AC output
Rated AC power 15.00 kW 15.00 kW Same
Max AC power 16.50 kW 16.60 kW 0.10 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 - 22.50 kW Not published by GoodWe
DC/AC ratio - 1.50 Not published by GoodWe
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 180-850 V 200-1000 V 180-850 V vs 200-1000 V
Start voltage 160 V 250 V -90 V for GW15KT-DT
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency 97.7 % 98.6 % +0.9 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 18.0 kg 23.0 kg -5.0 kg for GW15KT-DT
Weight per kW 1.2 kg/kW 1.5 kg/kW -0.3 kg/kW for GW15KT-DT
Dimensions 433x354x155 mm 395x525x222 mm 433x354x155 mm vs 395x525x222 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection Yes - Not published by Growatt
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.