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S6-GR1P3.6K-S vs Fronius Primo 3.5-1 5 of 22 identical Swap Change inverters

Ginlong Solis S6-GR1P3.6K-S vs Fronius Primo 3.5-1

Ginlong Solis S6-GR1P3.6K-S
Ginlong Solis
S6-GR1P3.6K-S
3.6 kW 97.1 % euro Grid-tie
VS
Fronius Primo 3.5-1
Fronius International
Fronius Primo 3.5-1
3.5 kW 96.8 % euro Grid-tie
The verdict

S6-GR1P3.6K-S leads on the differences that matter

The largest is max dc voltage: 450 V apart. 5 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 17 differences
How alike are they
5 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

17 of 22 parameters
Parameter S6-GR1P3.6K-S Fronius Primo 3.5-1 Difference
Max DC voltage 550 V 1000 V 450 V apart
Max input current per tracker 16.0 A 18.0 A 2.0 A more headroom
Rated AC power 3.60 kW 3.50 kW 0.10 kW apart
Weight 8.9 kg 21.5 kg 12.6 kg lighter
Weight per kW 2.5 kg/kW 6.1 kg/kW 3.7 kg/kW lighter
European efficiency 97.1 % 96.8 % 0.3 pp more efficient
Max efficiency 97.6 % 98.0 % 0.4 pp more efficient
Max AC power 3.60 kW 3.50 kW 0.10 kW apart
Max operating temperature 60 °C 55 °C 5 °C more heat tolerant
Ingress protection IP66 IP65 IP66 vs IP65
Max PV power 5.40 kW 5.30 kW 0.10 kW apart
MPPT voltage range 50-550 V 80-800 V 50-550 V vs 80-800 V
Start voltage 60 V 80 V 20 V earlier start
Max AC current 16.0 A 15.2 A 0.8 A apart
Strings per tracker 1 2 1 string apart
Dimensions 371x330x161 mm 645x431x204 mm 371x330x161 mm vs 645x431x204 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter S6-GR1P3.6K-S Fronius Primo 3.5-1 Difference
AC output
Rated AC power 3.60 kW 3.50 kW 0.10 kW apart
Max AC power 3.60 kW 3.50 kW 0.10 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 16.0 A 15.2 A 0.8 A apart
PV input
Max PV power 5.40 kW 5.30 kW 0.10 kW apart
DC/AC ratio 1.50 1.51 Effectively the same
Max DC voltage 550 V 1000 V 450 V apart
MPPT voltage range 50-550 V 80-800 V 50-550 V vs 80-800 V
Start voltage 60 V 80 V -20 V for S6-GR1P3.6K-S
MPP trackers 2 2 Same
Strings per tracker 1 2 1 string apart
Max input current per tracker 16.0 A 18.0 A +2.0 A for Fronius Primo 3.5-1
Efficiency
European efficiency 97.1 % 96.8 % +0.3 pp for S6-GR1P3.6K-S
Max efficiency 97.6 % 98.0 % +0.4 pp for Fronius Primo 3.5-1
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 8.9 kg 21.5 kg -12.6 kg for S6-GR1P3.6K-S
Weight per kW 2.5 kg/kW 6.1 kg/kW -3.7 kg/kW for S6-GR1P3.6K-S
Dimensions 371x330x161 mm 645x431x204 mm 371x330x161 mm vs 645x431x204 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling natural forced-air natural vs forced-air
Noise 20 dB - Not published by Fronius International
Max operating temperature 60 °C 55 °C +5 °C for S6-GR1P3.6K-S
Connectivity and safety
Wi-Fi - Yes Not published by Ginlong Solis
Ethernet - Yes Not published by Ginlong Solis
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

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04

Written summary

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