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SE40K vs SUN2000-40KTL-M3 8 of 18 identical Swap Change inverters

SolarEdge SE40K vs Huawei SUN2000-40KTL-M3

SolarEdge SE40K
SolarEdge
SE40K
40 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Huawei SUN2000-40KTL-M3
Huawei
SUN2000-40KTL-M3
40 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SUN2000-40KTL-M3 leads on the differences that matter

The largest is max dc voltage: 100 V apart. 8 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
8 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 18 parameters
Parameter SE40K SUN2000-40KTL-M3 Difference
Max DC voltage 1000 V 1100 V 100 V apart
European efficiency 98.0 % 98.4 % 0.4 pp more efficient
Max efficiency 98.1 % 98.7 % 0.6 pp more efficient
Weight 32.0 kg 43.0 kg 11.0 kg lighter
Max AC current 48.2 A 63.8 A 15.5 A apart
Ingress protection IP65 IP66 IP65 vs IP66
Weight per kW 0.8 kg/kW 1.1 kg/kW 0.3 kg/kW lighter
MPPT voltage range 680-1000 V 200-1000 V 680-1000 V vs 200-1000 V
Dimensions 558x328x273 mm 530x640x270 mm 558x328x273 mm vs 530x640x270 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter SE40K SUN2000-40KTL-M3 Difference
AC output
Rated AC power 40.00 kW 40.00 kW Same
Max AC power 40.00 kW 40.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 48.2 A 63.8 A 15.5 A apart
PV input
Max PV power 70.00 kW - Not published by Huawei
DC/AC ratio 1.75 - Not published by Huawei
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 680-1000 V 200-1000 V 680-1000 V vs 200-1000 V
Start voltage - 200 V Not published by SolarEdge
MPP trackers - 4 Not published by SolarEdge
Strings per tracker - 2 Not published by SolarEdge
Max input current per tracker - 26.0 A Not published by SolarEdge
Efficiency
European efficiency 98.0 % 98.4 % +0.4 pp for SUN2000-40KTL-M3
Max efficiency 98.1 % 98.7 % +0.6 pp for SUN2000-40KTL-M3
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 32.0 kg 43.0 kg -11.0 kg for SE40K
Weight per kW 0.8 kg/kW 1.1 kg/kW -0.3 kg/kW for SE40K
Dimensions 558x328x273 mm 530x640x270 mm 558x328x273 mm vs 530x640x270 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling forced-air natural forced-air vs natural
Noise 62 dB - Not published by Huawei
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by Huawei
Arc fault protection Yes Yes Same
Integrated DC switch Yes Yes Same
Warranty
Warranty 20 yrs - Not published by Huawei
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.