Skip to main content
SPF 3500 ES Lite vs ISolar SPR 5K 48V 3 of 7 identical Swap Change inverters

Growatt SPF 3500 ES Lite vs Easun Power ISolar SPR 5K 48V

Growatt SPF 3500 ES Lite
Growatt
SPF 3500 ES Lite
5 kW Off-grid
Open inverter page Datasheet PDF
VS
Easun Power
ISolar SPR 5K 48V
5 kW Off-grid
Open inverter page Datasheet PDF
The verdict

SPF 3500 ES Lite leads on the differences that matter

The largest is max pv power: 2.10 kW apart. 3 of 7 comparable parameters are identical, with 25 more left out because at least one datasheet does not publish them.

See all 4 differences
How alike are they
3 of 7 comparable
parameters are identical
identical differs not published
01

What actually differs

4 of 7 parameters
Parameter SPF 3500 ES Lite ISolar SPR 5K 48V Difference
Max PV power 4.50 kW 2.40 kW 2.10 kW apart
DC/AC ratio 0.90 0.48 0.42 more oversizing headroom
Weight 9.2 kg 8.5 kg 0.7 kg lighter
Dimensions 135x330x485 mm 100x300x440 mm 135x330x485 mm vs 100x300x440 mm
02

Full specification

Parameter SPF 3500 ES Lite ISolar SPR 5K 48V 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 - Not published by Easun Power
Nominal AC voltage 230 V - Not published by Easun Power
Max AC current - - Neither datasheet publishes this
PV input
Max PV power 4.50 kW 2.40 kW 2.10 kW apart
DC/AC ratio 0.90 0.48 +0.42 for SPF 3500 ES Lite
Max DC voltage 500 V - Not published by Easun Power
MPPT voltage range 120-450 V - Not published by Easun Power
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 % - Not published by Easun Power
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes - Not published by Easun Power
Battery voltage 48 VDC - Not published by Easun Power
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 9.2 kg 8.5 kg -0.7 kg for ISolar SPR 5K 48V
Weight per kW 1.8 kg/kW 1.7 kg/kW Effectively the same
Dimensions 135x330x485 mm 100x300x440 mm 135x330x485 mm vs 100x300x440 mm
Ingress protection IP20 - Not published by Easun Power
Cooling - forced-air Not published by Growatt
Noise - 60 dB Not published by Growatt
Max operating temperature 55 °C - Not published by Easun Power
Connectivity and safety
Wi-Fi Yes - Not published by Easun Power
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

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Growatt SPF 3500 ES Lite vs Growatt SPF 5000 ES
8 differences, the largest is max dc voltage
Same type, similar size
Growatt
Growatt SPF 3500 ES Lite vs Growatt SPF 5000T DVM
9 differences, the largest is max dc voltage
Same type, similar size
Growatt
Growatt SPF 3500 ES Lite vs Growatt SPF 5000T DVM-MPV
10 differences, the largest is max dc voltage
04

Written summary

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