Growatt MOD 8KTL3-X2(Pro) vs GoodWe GW8K-DT
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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
MOD 8KTL3-X2(Pro)
GW8K-DT
Difference
European efficiency
98.1 %
97.6 %
0.5 pp more efficient
Max DC voltage
1100 V
1000 V
100 V apart
Max AC power
8.00 kW
8.80 kW
0.80 kW apart
Max efficiency
98.6 %
98.2 %
0.4 pp more efficient
Weight
14.6 kg
16.0 kg
1.4 kg lighter
Ingress protection
IP66
IP65
IP66 vs IP65
MPPT voltage range
140-1000 V
180-850 V
140-1000 V vs 180-850 V
Max AC current
13.3 A
12.8 A
0.5 A apart
Dimensions
387x425x178 mm
433x354x147 mm
387x425x178 mm vs 433x354x147 mm
Cooling
natural
forced-air
natural vs forced-air
02
Full specification
Parameter
MOD 8KTL3-X2(Pro)
GW8K-DT
Difference
AC output
Rated AC power
8.00 kW
8.00 kW
Same
Max AC power
8.00 kW
8.80 kW
0.80 kW apart
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
13.3 A
12.8 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
1100 V
1000 V
100 V apart
MPPT voltage range
140-1000 V
180-850 V
140-1000 V vs 180-850 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
98.1 %
97.6 %
+0.5 pp for MOD 8KTL3-X2(Pro)
Max efficiency
98.6 %
98.2 %
+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
14.6 kg
16.0 kg
-1.4 kg for MOD 8KTL3-X2(Pro)
Weight per kW
1.8 kg/kW
2.0 kg/kW
Effectively the same
Dimensions
387x425x178 mm
433x354x147 mm
387x425x178 mm vs 433x354x147 mm
Ingress protection
IP66
IP65
IP66 vs IP65
Cooling
natural
forced-air
natural vs forced-air
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
More useful comparisons
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Growatt MOD 8KTL3-X2(Pro) vs Sungrow SG8.0RT-20
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GoodWe
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9 differences, the largest is max dc voltage
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.

