Huawei SUN2000-6KTL-M1 vs Growatt WIT 6K-HU
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The verdict
SUN2000-6KTL-M1 leads on the differences that matter
The largest is european efficiency: 0.7 pp more efficient. 7 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.
See all 14 differencesHow alike are they
7
of 21 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
14 of 21 parameters
What actually differs
Parameter
SUN2000-6KTL-M1
WIT 6K-HU
Difference
European efficiency
97.7 %
97.0 %
0.7 pp more efficient
Max DC voltage
1100 V
1000 V
100 V apart
Max efficiency
98.6 %
97.6 %
1.0 pp more efficient
Max PV power
9.00 kW
9.60 kW
0.60 kW apart
Max charge current
16 A
290 A
274 A faster charging
Weight
17.0 kg
38.0 kg
21.0 kg lighter
Weight per kW
2.8 kg/kW
6.3 kg/kW
3.5 kg/kW lighter
DC/AC ratio
1.50
1.60
0.10 more oversizing headroom
Ingress protection
IP65
IP66
IP65 vs IP66
MPPT voltage range
140-980 V
150-850 V
140-980 V vs 150-850 V
Start voltage
200 V
180 V
20 V earlier start
Battery voltage
600 V ~ 980 V
40-60V (rated 51.2V)
600 V ~ 980 V vs 40-60V (rated 51.2V)
Dimensions
525x470x146 mm
698x475x240 mm
525x470x146 mm vs 698x475x240 mm
Cooling
natural
forced-air
natural vs forced-air
02
Full specification
Parameter
SUN2000-6KTL-M1
WIT 6K-HU
Difference
AC output
Rated AC power
6.00 kW
6.00 kW
Same
Max AC power
6.60 kW
6.60 kW
Same
Grid connection
3-phase
3-phase
Same
Nominal AC voltage
400 V
400 V
Same
Max AC current
10.1 A
-
Not published by Growatt
PV input
Max PV power
9.00 kW
9.60 kW
0.60 kW apart
DC/AC ratio
1.50
1.60
+0.10 for WIT 6K-HU
Max DC voltage
1100 V
1000 V
100 V apart
MPPT voltage range
140-980 V
150-850 V
140-980 V vs 150-850 V
Start voltage
200 V
180 V
-20 V for WIT 6K-HU
MPP trackers
2
-
Not published by Growatt
Strings per tracker
1
-
Not published by Growatt
Max input current per tracker
11.0 A
-
Not published by Growatt
Efficiency
European efficiency
97.7 %
97.0 %
+0.7 pp for SUN2000-6KTL-M1
Max efficiency
98.6 %
97.6 %
+1.0 pp for SUN2000-6KTL-M1
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
600 V ~ 980 V
40-60V (rated 51.2V)
600 V ~ 980 V vs 40-60V (rated 51.2V)
Max charge current
16 A
290 A
+274 A for WIT 6K-HU
Backup power
3.3 kW
-
Not published by Growatt
Physical
Weight
17.0 kg
38.0 kg
-21.0 kg for SUN2000-6KTL-M1
Weight per kW
2.8 kg/kW
6.3 kg/kW
-3.5 kg/kW for SUN2000-6KTL-M1
Dimensions
525x470x146 mm
698x475x240 mm
525x470x146 mm vs 698x475x240 mm
Ingress protection
IP65
IP66
IP65 vs IP66
Cooling
natural
forced-air
natural vs forced-air
Noise
-
50 dB
Not published by Huawei
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
-
Not published by Growatt
Ethernet
Yes
-
Not published by Growatt
Arc fault protection
Yes
-
Not published by Growatt
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
-
5 yrs
Not published by Huawei
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.