Huawei SUN2000-6KTL-L1 vs GoodWe GW6000-ET-20 (ET G2)
VS
The verdict
17 differences, and they point both ways
The largest is max dc voltage: 400 V apart. 9 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.
See all 17 differencesHow alike are they
9
of 26 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
17 of 26 parameters
What actually differs
Parameter
SUN2000-6KTL-L1
GW6000-ET-20 (ET G2)
Difference
Max DC voltage
600 V
1000 V
400 V apart
Max input current per tracker
12.5 A
16.0 A
3.5 A more headroom
Max PV power
9.00 kW
9.60 kW
0.60 kW apart
Max charge current
15 A
40 A
25 A faster charging
Weight
12.0 kg
23.0 kg
11.0 kg lighter
Weight per kW
2.0 kg/kW
3.8 kg/kW
1.8 kg/kW lighter
Max efficiency
98.4 %
98.0 %
0.4 pp more efficient
DC/AC ratio
1.50
1.60
0.10 more oversizing headroom
Grid connection
Single-phase
3-phase
Single-phase vs 3-phase
Nominal AC voltage
230 V
400 V
170 V apart
Max AC current
27.3 A
15.7 A
11.6 A apart
Start voltage
100 V
150 V
50 V earlier start
MPP trackers
2
3
1 tracker more
Ingress protection
IP65
IP66
IP65 vs IP66
MPPT voltage range
90-560 V
120-850 V
90-560 V vs 120-850 V
Battery voltage
350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh)
150-720 V
350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh) vs 150-720 V
Dimensions
365x365x156 mm
460x496x221 mm
365x365x156 mm vs 460x496x221 mm
02
Full specification
Parameter
SUN2000-6KTL-L1
GW6000-ET-20 (ET G2)
Difference
AC output
Rated AC power
6.00 kW
6.00 kW
Same
Max AC power
6.00 kW
6.00 kW
Same
Grid connection
Single-phase
3-phase
Single-phase vs 3-phase
Nominal AC voltage
230 V
400 V
170 V apart
Max AC current
27.3 A
15.7 A
11.6 A apart
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 GW6000-ET-20 (ET G2)
Max DC voltage
600 V
1000 V
400 V apart
MPPT voltage range
90-560 V
120-850 V
90-560 V vs 120-850 V
Start voltage
100 V
150 V
-50 V for SUN2000-6KTL-L1
MPP trackers
2
3
+1 trackers for GW6000-ET-20 (ET G2)
Strings per tracker
1
1
Same
Max input current per tracker
12.5 A
16.0 A
+3.5 A for GW6000-ET-20 (ET G2)
Efficiency
European efficiency
97.8 %
-
Not published by GoodWe
Max efficiency
98.4 %
98.0 %
+0.4 pp for SUN2000-6KTL-L1
CEC efficiency
-
-
Neither datasheet publishes this
Battery
Battery input
Yes
Yes
Same
Battery voltage
350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh)
150-720 V
350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh) vs 150-720 V
Max charge current
15 A
40 A
+25 A for GW6000-ET-20 (ET G2)
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
12.0 kg
23.0 kg
-11.0 kg for SUN2000-6KTL-L1
Weight per kW
2.0 kg/kW
3.8 kg/kW
-1.8 kg/kW for SUN2000-6KTL-L1
Dimensions
365x365x156 mm
460x496x221 mm
365x365x156 mm vs 460x496x221 mm
Ingress protection
IP65
IP66
IP65 vs IP66
Cooling
natural
natural
Same
Noise
-
-
Neither datasheet publishes this
Max operating temperature
60 °C
60 °C
Same
Connectivity and safety
Wi-Fi
Yes
Yes
Same
Ethernet
Yes
-
Not published by GoodWe
Arc fault protection
Yes
Yes
Same
Integrated DC switch
Yes
Yes
Same
Warranty
Warranty
-
-
Neither datasheet publishes this
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.