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SPF 3500 ES Lite vs SMP-5KW 6 of 15 identical Swap Change inverters

Growatt SPF 3500 ES Lite vs Easun Power SMP-5KW

Growatt SPF 3500 ES Lite
Growatt
SPF 3500 ES Lite
5 kW Off-grid
Open inverter page Datasheet PDF
VS
Easun Power
SMP-5KW
5 kW Off-grid
Open inverter page Datasheet PDF
The verdict

9 differences, and they point both ways

The largest is max dc voltage: 50 V apart. 6 of 15 comparable parameters are identical, with 17 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
6 of 15 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 15 parameters
Parameter SPF 3500 ES Lite SMP-5KW Difference
Max DC voltage 500 V 450 V 50 V apart
Max efficiency 93.0 % 95.0 % 2.0 pp more efficient
Max PV power 4.50 kW 5.00 kW 0.50 kW apart
Weight 9.2 kg 12.0 kg 2.8 kg lighter
Weight per kW 1.8 kg/kW 2.4 kg/kW 0.6 kg/kW lighter
Max operating temperature 55 °C 50 °C 5 °C more heat tolerant
DC/AC ratio 0.90 1.00 0.10 more oversizing headroom
MPPT voltage range 120-450 V 120-430 V 120-450 V vs 120-430 V
Dimensions 135x330x485 mm 456x303x147 mm 135x330x485 mm vs 456x303x147 mm
02

Full specification

Parameter SPF 3500 ES Lite SMP-5KW Difference
AC output
Rated AC power 5.00 kW 5.00 kW Same
Max AC power 5.00 kW 5.00 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current - - Neither datasheet publishes this
PV input
Max PV power 4.50 kW 5.00 kW 0.50 kW apart
DC/AC ratio 0.90 1.00 +0.10 for SMP-5KW
Max DC voltage 500 V 450 V 50 V apart
MPPT voltage range 120-450 V 120-430 V 120-450 V vs 120-430 V
Start voltage - - Neither datasheet publishes this
MPP trackers 1 - Not published by Easun Power
Strings per tracker 1 - Not published by Easun Power
Max input current per tracker 22.0 A - Not published by Easun Power
Efficiency
European efficiency - - Neither datasheet publishes this
Max efficiency 93.0 % 95.0 % +2.0 pp for SMP-5KW
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 48 VDC - Not published by Easun Power
Max charge current - 80 A Not published by Growatt
Backup power - - Neither datasheet publishes this
Physical
Weight 9.2 kg 12.0 kg -2.8 kg for SPF 3500 ES Lite
Weight per kW 1.8 kg/kW 2.4 kg/kW -0.6 kg/kW for SPF 3500 ES Lite
Dimensions 135x330x485 mm 456x303x147 mm 135x330x485 mm vs 456x303x147 mm
Ingress protection IP20 - Not published by Easun Power
Cooling - - Neither datasheet publishes this
Noise - - Neither datasheet publishes this
Max operating temperature 55 °C 50 °C +5 °C for SPF 3500 ES Lite
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch - - Neither datasheet publishes this
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.