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WIT 6K-HU vs SUN2000-6KTL-L1 4 of 21 identical Swap Change inverters

Growatt WIT 6K-HU vs Huawei SUN2000-6KTL-L1

Growatt WIT 6K-HU
Growatt
WIT 6K-HU
6 kW 97.0 % euro Hybrid
VS
Huawei SUN2000-6KTL-L1
Huawei
SUN2000-6KTL-L1
6 kW 97.8 % euro Hybrid
The verdict

SUN2000-6KTL-L1 leads on the differences that matter

The largest is european efficiency: 0.8 pp more efficient. 4 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 17 differences
How alike are they
4 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

17 of 21 parameters
Parameter WIT 6K-HU SUN2000-6KTL-L1 Difference
European efficiency 97.0 % 97.8 % 0.8 pp more efficient
Max DC voltage 1000 V 600 V 400 V apart
Max efficiency 97.6 % 98.4 % 0.8 pp more efficient
Max AC power 6.60 kW 6.00 kW 0.60 kW apart
Max PV power 9.60 kW 9.00 kW 0.60 kW apart
Max charge current 290 A 15 A 275 A faster charging
Weight 38.0 kg 12.0 kg 26.0 kg lighter
Weight per kW 6.3 kg/kW 2.0 kg/kW 4.3 kg/kW lighter
DC/AC ratio 1.60 1.50 0.10 more oversizing headroom
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Start voltage 180 V 100 V 80 V earlier start
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 150-850 V 90-560 V 150-850 V vs 90-560 V
Battery voltage 40-60V (rated 51.2V) 350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh) 40-60V (rated 51.2V) vs 350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh)
Dimensions 698x475x240 mm 365x365x156 mm 698x475x240 mm vs 365x365x156 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter WIT 6K-HU SUN2000-6KTL-L1 Difference
AC output
Rated AC power 6.00 kW 6.00 kW Same
Max AC power 6.60 kW 6.00 kW 0.60 kW apart
Grid connection 3-phase Single-phase 3-phase vs Single-phase
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current - 27.3 A Not published by Growatt
PV input
Max PV power 9.60 kW 9.00 kW 0.60 kW apart
DC/AC ratio 1.60 1.50 +0.10 for WIT 6K-HU
Max DC voltage 1000 V 600 V 400 V apart
MPPT voltage range 150-850 V 90-560 V 150-850 V vs 90-560 V
Start voltage 180 V 100 V -80 V for SUN2000-6KTL-L1
MPP trackers - 2 Not published by Growatt
Strings per tracker - 1 Not published by Growatt
Max input current per tracker - 12.5 A Not published by Growatt
Efficiency
European efficiency 97.0 % 97.8 % +0.8 pp for SUN2000-6KTL-L1
Max efficiency 97.6 % 98.4 % +0.8 pp for SUN2000-6KTL-L1
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 40-60V (rated 51.2V) 350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh) 40-60V (rated 51.2V) vs 350-450 Vdc (LG Chem RESU 7H_R/10H_R) or 350-560 Vdc (HUAWEI Smart ESS 5-30 kWh)
Max charge current 290 A 15 A +275 A for WIT 6K-HU
Backup power - - Neither datasheet publishes this
Physical
Weight 38.0 kg 12.0 kg -26.0 kg for SUN2000-6KTL-L1
Weight per kW 6.3 kg/kW 2.0 kg/kW -4.3 kg/kW for SUN2000-6KTL-L1
Dimensions 698x475x240 mm 365x365x156 mm 698x475x240 mm vs 365x365x156 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air natural forced-air vs natural
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

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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.