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SUN2000-20KTL-M2 vs SUN2000-20KTL-M5 13 of 23 identical Swap Change inverters

Huawei SUN2000-20KTL-M2 vs Huawei SUN2000-20KTL-M5

Huawei
SUN2000-20KTL-M2
20 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Huawei SUN2000-20KTL-M5
Huawei
SUN2000-20KTL-M5
20 kW 98.0 % 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. 13 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
13 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 23 parameters
Parameter SUN2000-20KTL-M2 SUN2000-20KTL-M5 Difference
Max input current per tracker 22.0 A 30.0 A 8.0 A more headroom
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Weight 25.0 kg 21.0 kg 4.0 kg lighter
European efficiency 98.3 % 98.0 % 0.3 pp more efficient
Max DC voltage 1080 V 1100 V 20 V apart
Max efficiency 98.7 % 98.4 % 0.2 pp more efficient
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 160-950 V 200-800 V 160-950 V vs 200-800 V
Weight per kW 1.2 kg/kW 1.1 kg/kW 0.2 kg/kW lighter
Dimensions 470x525x262 mm 470x525x166 mm 470x525x262 mm vs 470x525x166 mm
02

Full specification

Parameter SUN2000-20KTL-M2 SUN2000-20KTL-M5 Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 22.00 kW 20.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 33.5 A 33.6 A Effectively the same
PV input
Max PV power 30.00 kW 30.00 kW Same
DC/AC ratio 1.50 1.50 Same
Max DC voltage 1080 V 1100 V 20 V apart
MPPT voltage range 160-950 V 200-800 V 160-950 V vs 200-800 V
Start voltage 200 V 200 V Same
MPP trackers 2 2 Same
Strings per tracker 2 2 Same
Max input current per tracker 22.0 A 30.0 A +8.0 A for SUN2000-20KTL-M5
Efficiency
European efficiency 98.3 % 98.0 % +0.3 pp for SUN2000-20KTL-M2
Max efficiency 98.7 % 98.4 % +0.2 pp for SUN2000-20KTL-M2
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 25.0 kg 21.0 kg -4.0 kg for SUN2000-20KTL-M5
Weight per kW 1.2 kg/kW 1.1 kg/kW -0.2 kg/kW for SUN2000-20KTL-M5
Dimensions 470x525x262 mm 470x525x166 mm 470x525x262 mm vs 470x525x166 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 - Not published by Huawei
Ethernet Yes - Not published by Huawei
Arc fault protection Yes Yes Same
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.