Growatt MID 15KTL3-XH vs GoodWe GW15K-ET-20 (ET G2)
VS
The verdict
15 differences, and they point both ways
The largest is max dc voltage: 100 V apart. 10 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.
See all 15 differencesHow alike are they
10
of 25 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
15 of 25 parameters
What actually differs
Parameter
MID 15KTL3-XH
GW15K-ET-20 (ET G2)
Difference
Max DC voltage
1100 V
1000 V
100 V apart
Max input current per tracker
32.0 A
16.0 A
16.0 A more headroom
Max efficiency
98.8 %
98.2 %
0.5 pp more efficient
Max PV power
30.00 kW
24.00 kW
6.00 kW apart
DC/AC ratio
2.00
1.60
0.40 more oversizing headroom
Max charge current
25 A
40 A
15 A faster charging
Weight
31.0 kg
25.0 kg
6.0 kg lighter
Weight per kW
2.1 kg/kW
1.7 kg/kW
0.4 kg/kW lighter
Start voltage
200 V
150 V
50 V earlier start
Max AC current
25.0 A
26.1 A
1.1 A apart
MPPT voltage range
160-1000 V
120-850 V
160-1000 V vs 120-850 V
Battery voltage
600-980 V
150-720 V
600-980 V vs 150-720 V
Strings per tracker
2
1
1 string apart
Dimensions
435x580x230 mm
460x496x221 mm
435x580x230 mm vs 460x496x221 mm
Cooling
forced-air
natural
forced-air vs natural
02
Full specification
Parameter
MID 15KTL3-XH
GW15K-ET-20 (ET G2)
Difference
AC output
Rated AC power
15.00 kW
15.00 kW
Same
Max AC power
15.00 kW
15.00 kW
Same
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
25.0 A
26.1 A
1.1 A apart
PV input
Max PV power
30.00 kW
24.00 kW
6.00 kW apart
DC/AC ratio
2.00
1.60
+0.40 for MID 15KTL3-XH
Max DC voltage
1100 V
1000 V
100 V apart
MPPT voltage range
160-1000 V
120-850 V
160-1000 V vs 120-850 V
Start voltage
200 V
150 V
-50 V for GW15K-ET-20 (ET G2)
MPP trackers
-
3
Not published by Growatt
Strings per tracker
2
1
1 string apart
Max input current per tracker
32.0 A
16.0 A
+16.0 A for MID 15KTL3-XH
Efficiency
European efficiency
98.5 %
-
Not published by GoodWe
Max efficiency
98.8 %
98.2 %
+0.5 pp for MID 15KTL3-XH
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
600-980 V
150-720 V
600-980 V vs 150-720 V
Max charge current
25 A
40 A
+15 A for GW15K-ET-20 (ET G2)
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
31.0 kg
25.0 kg
-6.0 kg for GW15K-ET-20 (ET G2)
Weight per kW
2.1 kg/kW
1.7 kg/kW
-0.4 kg/kW for GW15K-ET-20 (ET G2)
Dimensions
435x580x230 mm
460x496x221 mm
435x580x230 mm vs 460x496x221 mm
Ingress protection
IP66
IP66
Same
Cooling
forced-air
natural
forced-air vs natural
Noise
-
-
Neither datasheet publishes this
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
Yes
Same
Ethernet
-
-
Neither datasheet publishes this
Arc fault protection
Yes
Yes
Same
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
5 yrs
-
Not published by GoodWe
03
Open all inverters
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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.