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SOFAR 4KTL2-G3 vs Solis-3P4K-4G 5 of 18 identical Swap Change inverters

SOFAR 4KTL2-G3 vs Solis-3P4K-4G

SOFAR 4KTL2-G3
Sofar Solar
SOFAR 4KTL2-G3
4 kW 97.2 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis
Solis-3P4K-4G
4 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

13 differences, and they point both ways

The largest is european efficiency: 0.6 pp more efficient. 5 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
5 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 18 parameters
Parameter SOFAR 4KTL2-G3 Solis-3P4K-4G Difference
European efficiency 97.2 % 97.8 % 0.6 pp more efficient
Max DC voltage 550 V 1000 V 450 V apart
Max efficiency 97.7 % 98.3 % 0.6 pp more efficient
Max AC power 4.00 kW 4.40 kW 0.40 kW apart
Weight 7.3 kg 17.3 kg 10.0 kg lighter
Weight per kW 1.8 kg/kW 4.3 kg/kW 2.5 kg/kW lighter
Grid connection Single-phase 3-phase Single-phase vs 3-phase
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 19.3 A 6.4 A 12.9 A apart
Start voltage 70 V 180 V 110 V earlier start
MPP trackers 1 2 1 tracker more
MPPT voltage range 50-550 V 160-850 V 50-550 V vs 160-850 V
Dimensions 260x321x152 mm 563x310x219 mm 260x321x152 mm vs 563x310x219 mm
02

Full specification

Parameter SOFAR 4KTL2-G3 Solis-3P4K-4G Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.00 kW 4.40 kW 0.40 kW apart
Grid connection Single-phase 3-phase Single-phase vs 3-phase
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 19.3 A 6.4 A 12.9 A apart
PV input
Max PV power - 4.80 kW Not published by Sofar Solar
DC/AC ratio - 1.20 Not published by Sofar Solar
Max DC voltage 550 V 1000 V 450 V apart
MPPT voltage range 50-550 V 160-850 V 50-550 V vs 160-850 V
Start voltage 70 V 180 V -110 V for SOFAR 4KTL2-G3
MPP trackers 1 2 +1 trackers for Solis-3P4K-4G
Strings per tracker 1 - Not published by Ginlong Solis
Max input current per tracker 15.0 A - Not published by Ginlong Solis
Efficiency
European efficiency 97.2 % 97.8 % +0.6 pp for Solis-3P4K-4G
Max efficiency 97.7 % 98.3 % +0.6 pp for Solis-3P4K-4G
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 7.3 kg 17.3 kg -10.0 kg for SOFAR 4KTL2-G3
Weight per kW 1.8 kg/kW 4.3 kg/kW -2.5 kg/kW for SOFAR 4KTL2-G3
Dimensions 260x321x152 mm 563x310x219 mm 260x321x152 mm vs 563x310x219 mm
Ingress protection IP65 IP65 Same
Cooling natural - Not published by Ginlong Solis
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection - Yes Not published by Sofar Solar
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.