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SUN2000-20KTL-M5 vs SG20KTL-M 10 of 20 identical Swap Change inverters

Huawei SUN2000-20KTL-M5 vs Sungrow SG20KTL-M

Huawei SUN2000-20KTL-M5
Huawei
SUN2000-20KTL-M5
20 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow
SG20KTL-M
20 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SUN2000-20KTL-M5 leads on the differences that matter

The largest is max input current per tracker: 8.0 A more headroom. 10 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
10 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 20 parameters
Parameter SUN2000-20KTL-M5 SG20KTL-M Difference
Max input current per tracker 30.0 A 22.0 A 8.0 A more headroom
Weight 21.0 kg 24.0 kg 3.0 kg lighter
European efficiency 98.0 % 98.3 % 0.3 pp more efficient
Start voltage 200 V 250 V 50 V earlier start
Max AC current 33.6 A 31.9 A 1.7 A apart
Ingress protection IP66 IP65 IP66 vs IP65
Max efficiency 98.4 % 98.6 % 0.2 pp more efficient
MPPT voltage range 200-800 V 200-1000 V 200-800 V vs 200-1000 V
Dimensions 470x525x166 mm 485x370x210 mm 470x525x166 mm vs 485x370x210 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter SUN2000-20KTL-M5 SG20KTL-M Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 20.00 kW 20.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 33.6 A 31.9 A 1.7 A apart
PV input
Max PV power 30.00 kW - Not published by Sungrow
DC/AC ratio 1.50 - Not published by Sungrow
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 200-800 V 200-1000 V 200-800 V vs 200-1000 V
Start voltage 200 V 250 V -50 V for SUN2000-20KTL-M5
MPP trackers 2 2 Same
Strings per tracker 2 2 Same
Max input current per tracker 30.0 A 22.0 A +8.0 A for SUN2000-20KTL-M5
Efficiency
European efficiency 98.0 % 98.3 % +0.3 pp for SG20KTL-M
Max efficiency 98.4 % 98.6 % +0.2 pp for SG20KTL-M
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 21.0 kg 24.0 kg -3.0 kg for SUN2000-20KTL-M5
Weight per kW 1.1 kg/kW 1.2 kg/kW Effectively the same
Dimensions 470x525x166 mm 485x370x210 mm 470x525x166 mm vs 485x370x210 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 - - Neither datasheet publishes this
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes - Not published by Sungrow
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

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04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.