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Fronius Primo 3.5-1 vs MIN 3600TL-X 5 of 23 identical Swap Change inverters

Fronius Primo 3.5-1 vs Growatt MIN 3600TL-X

Fronius Primo 3.5-1
Fronius International
Fronius Primo 3.5-1
3.5 kW 96.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MIN 3600TL-X
Growatt
MIN 3600TL-X
3.6 kW 97.0 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

MIN 3600TL-X leads on the differences that matter

The largest is max dc voltage: 450 V apart. 5 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 18 differences
How alike are they
5 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

18 of 23 parameters
Parameter Fronius Primo 3.5-1 MIN 3600TL-X Difference
Max DC voltage 1000 V 550 V 450 V apart
Max input current per tracker 18.0 A 12.5 A 5.5 A more headroom
Rated AC power 3.50 kW 3.60 kW 0.10 kW apart
Max AC power 3.50 kW 3.96 kW 0.46 kW apart
Weight 21.5 kg 10.8 kg 10.7 kg lighter
Weight per kW 6.1 kg/kW 3.0 kg/kW 3.1 kg/kW lighter
Max PV power 5.30 kW 5.04 kW 0.26 kW apart
European efficiency 96.8 % 97.0 % 0.2 pp more efficient
DC/AC ratio 1.51 1.40 0.11 more oversizing headroom
Max AC current 15.2 A 17.2 A 2.0 A apart
Max operating temperature 55 °C 60 °C 5 °C more heat tolerant
Max efficiency 98.0 % 98.2 % 0.2 pp more efficient
Nominal AC voltage 230 V 220 V 10 V apart
MPPT voltage range 80-800 V 80-550 V 80-800 V vs 80-550 V
Start voltage 80 V 100 V 20 V earlier start
Strings per tracker 2 1 1 string apart
Dimensions 645x431x204 mm 350x375x158 mm 645x431x204 mm vs 350x375x158 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter Fronius Primo 3.5-1 MIN 3600TL-X Difference
AC output
Rated AC power 3.50 kW 3.60 kW 0.10 kW apart
Max AC power 3.50 kW 3.96 kW 0.46 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 220 V 10 V apart
Max AC current 15.2 A 17.2 A 2.0 A apart
PV input
Max PV power 5.30 kW 5.04 kW 0.26 kW apart
DC/AC ratio 1.51 1.40 +0.11 for Fronius Primo 3.5-1
Max DC voltage 1000 V 550 V 450 V apart
MPPT voltage range 80-800 V 80-550 V 80-800 V vs 80-550 V
Start voltage 80 V 100 V -20 V for Fronius Primo 3.5-1
MPP trackers 2 2 Same
Strings per tracker 2 1 1 string apart
Max input current per tracker 18.0 A 12.5 A +5.5 A for Fronius Primo 3.5-1
Efficiency
European efficiency 96.8 % 97.0 % +0.2 pp for MIN 3600TL-X
Max efficiency 98.0 % 98.2 % +0.2 pp for MIN 3600TL-X
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 21.5 kg 10.8 kg -10.7 kg for MIN 3600TL-X
Weight per kW 6.1 kg/kW 3.0 kg/kW -3.1 kg/kW for MIN 3600TL-X
Dimensions 645x431x204 mm 350x375x158 mm 645x431x204 mm vs 350x375x158 mm
Ingress protection IP65 IP65 Same
Cooling forced-air natural forced-air vs natural
Noise - - Neither datasheet publishes this
Max operating temperature 55 °C 60 °C +5 °C for MIN 3600TL-X
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by Growatt
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by Fronius International
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.