GoodWe GW8K-DT vs Growatt MOD 8KTL3-X2(Pro)
VS
The verdict
MOD 8KTL3-X2(Pro) leads on the differences that matter
The largest is european efficiency: 0.5 pp more efficient. 10 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.
See all 10 differencesHow alike are they
10
of 20 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
10 of 20 parameters
What actually differs
Parameter
GW8K-DT
MOD 8KTL3-X2(Pro)
Difference
European efficiency
97.6 %
98.1 %
0.5 pp more efficient
Max DC voltage
1000 V
1100 V
100 V apart
Max AC power
8.80 kW
8.00 kW
0.80 kW apart
Max efficiency
98.2 %
98.6 %
0.4 pp more efficient
Weight
16.0 kg
14.6 kg
1.4 kg lighter
Ingress protection
IP65
IP66
IP65 vs IP66
MPPT voltage range
180-850 V
140-1000 V
180-850 V vs 140-1000 V
Max AC current
12.8 A
13.3 A
0.5 A apart
Dimensions
433x354x147 mm
387x425x178 mm
433x354x147 mm vs 387x425x178 mm
Cooling
forced-air
natural
forced-air vs natural
02
Full specification
Parameter
GW8K-DT
MOD 8KTL3-X2(Pro)
Difference
AC output
Rated AC power
8.00 kW
8.00 kW
Same
Max AC power
8.80 kW
8.00 kW
0.80 kW apart
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
12.8 A
13.3 A
0.5 A apart
PV input
Max PV power
-
12.00 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
140-1000 V
180-850 V vs 140-1000 V
Start voltage
160 V
160 V
Same
MPP trackers
2
2
Same
Strings per tracker
-
1
Not published by GoodWe
Max input current per tracker
-
20.0 A
Not published by GoodWe
Efficiency
European efficiency
97.6 %
98.1 %
+0.5 pp for MOD 8KTL3-X2(Pro)
Max efficiency
98.2 %
98.6 %
+0.4 pp for MOD 8KTL3-X2(Pro)
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
16.0 kg
14.6 kg
-1.4 kg for MOD 8KTL3-X2(Pro)
Weight per kW
2.0 kg/kW
1.8 kg/kW
Effectively the same
Dimensions
433x354x147 mm
387x425x178 mm
433x354x147 mm vs 387x425x178 mm
Ingress protection
IP65
IP66
IP65 vs IP66
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
Yes
Yes
Same
Arc fault protection
Yes
Yes
Same
Integrated DC switch
Yes
-
Not published by Growatt
Warranty
Warranty
-
8 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.

