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SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid vs SUN2000-33KTL-NH 5 of 15 identical Swap Change inverters

SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid vs Huawei SUN2000-33KTL-NH

SolarEdge
SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid
33.3 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Huawei
SUN2000-33KTL-NH
33.3 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

SUN2000-33KTL-NH leads on the differences that matter

The largest is max dc voltage: 100 V apart. 5 of 15 comparable parameters are identical, with 17 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
5 of 15 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 15 parameters
Parameter SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid SUN2000-33KTL-NH Difference
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 40.0 A 26.0 A 14.0 A more headroom
Max efficiency 98.1 % 98.8 % 0.7 pp more efficient
Max AC power 33.30 kW 38.00 kW 4.70 kW apart
Weight 45.0 kg 43.0 kg 2.0 kg lighter
Max AC current 40.0 A 45.8 A 5.8 A apart
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 680-1000 V 200-1000 V 680-1000 V vs 200-1000 V
Dimensions 540x315x260 mm 530x681x270 mm 540x315x260 mm vs 530x681x270 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid SUN2000-33KTL-NH Difference
AC output
Rated AC power 33.30 kW 33.30 kW Same
Max AC power 33.30 kW 38.00 kW 4.70 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 480 V - Not published by Huawei
Max AC current 40.0 A 45.8 A 5.8 A apart
PV input
Max PV power 50.00 kW - Not published by Huawei
DC/AC ratio 1.50 - 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 40.0 A 26.0 A +14.0 A for SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid
Efficiency
European efficiency 98.0 % - Not published by Huawei
Max efficiency 98.1 % 98.8 % +0.7 pp for SUN2000-33KTL-NH
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 45.0 kg 43.0 kg -2.0 kg for SUN2000-33KTL-NH
Weight per kW 1.4 kg/kW 1.3 kg/kW Effectively the same
Dimensions 540x315x260 mm 530x681x270 mm 540x315x260 mm vs 530x681x270 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling forced-air natural forced-air vs natural
Noise 55 dB - Not published by Huawei
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 - Not published by Huawei
Warranty
Warranty 20 yrs - Not published by Huawei
03

More useful comparisons

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Same type, similar size
SolarEdge
SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid vs SolarEdge SE33.3K
7 differences, the largest is max pv power
Same type, similar size
SolarEdge
SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid vs SolarEdge SE33.3K (K33.3SE) with DC Safety Unit (optional)
2 differences, the largest is weight
Same type, similar size
Fronius International
SolarEdge SE33.3K (K33.3SE) - Three Phase Inverter for 277/480V Grid vs Fronius Verto 33.3
8 differences, the largest is max input current per tracker
04

Written summary

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