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Fronius Primo 5.0-1 vs Solis-3P5K-4G 7 of 18 identical Swap Change inverters

Fronius Primo 5.0-1 vs Solis-3P5K-4G

Fronius Primo 5.0-1
Fronius International
Fronius Primo 5.0-1
5 kW Grid-tie
Open inverter page Datasheet PDF
VS
Ginlong Solis
Solis-3P5K-4G
5 kW 97.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

Solis-3P5K-4G leads on the differences that matter

The largest is max efficiency: 1.4 pp more efficient. 7 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
7 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 18 parameters
Parameter Fronius Primo 5.0-1 Solis-3P5K-4G Difference
Max efficiency 96.9 % 98.3 % 1.4 pp more efficient
Max AC power 5.00 kW 5.50 kW 0.50 kW apart
Weight 21.4 kg 18.0 kg 3.4 kg lighter
Weight per kW 4.3 kg/kW 3.6 kg/kW 0.7 kg/kW lighter
Grid connection Single-phase 3-phase Single-phase vs 3-phase
Nominal AC voltage 240 V 400 V 160 V apart
Max AC current 20.8 A 7.9 A 12.9 A apart
Start voltage 80 V 180 V 100 V earlier start
Ingress protection NEMA 4X IP65 NEMA 4X vs IP65
MPPT voltage range 200-800 V 160-850 V 200-800 V vs 160-850 V
Dimensions 627x429x206 mm 563x310x219 mm 627x429x206 mm vs 563x310x219 mm
02

Full specification

Parameter Fronius Primo 5.0-1 Solis-3P5K-4G Difference
AC output
Rated AC power 5.00 kW 5.00 kW Same
Max AC power 5.00 kW 5.50 kW 0.50 kW apart
Grid connection Single-phase 3-phase Single-phase vs 3-phase
Nominal AC voltage 240 V 400 V 160 V apart
Max AC current 20.8 A 7.9 A 12.9 A apart
PV input
Max PV power - 6.00 kW Not published by Fronius International
DC/AC ratio - 1.20 Not published by Fronius International
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 200-800 V 160-850 V 200-800 V vs 160-850 V
Start voltage 80 V 180 V -100 V for Fronius Primo 5.0-1
MPP trackers 2 2 Same
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker 33.0 A - Not published by Ginlong Solis
Efficiency
European efficiency - 97.8 % Not published by Fronius International
Max efficiency 96.9 % 98.3 % +1.4 pp for Solis-3P5K-4G
CEC efficiency 95.5 % - Not published by Ginlong Solis
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 21.4 kg 18.0 kg -3.4 kg for Solis-3P5K-4G
Weight per kW 4.3 kg/kW 3.6 kg/kW -0.7 kg/kW for Solis-3P5K-4G
Dimensions 627x429x206 mm 563x310x219 mm 627x429x206 mm vs 563x310x219 mm
Ingress protection NEMA 4X IP65 NEMA 4X vs IP65
Cooling forced-air - 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 Yes - Not published by Ginlong Solis
Arc fault protection Yes Yes Same
Integrated DC switch Yes Yes Same
Warranty
Warranty 10 yrs - Not published by Ginlong Solis
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.