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Fronius Primo 4.6-1 vs MIN 4600TL-X 7 of 23 identical Swap Change inverters

Fronius Primo 4.6-1 vs Growatt MIN 4600TL-X

Fronius Primo 4.6-1
Fronius International
Fronius Primo 4.6-1
4.6 kW 97.0 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MIN 4600TL-X
Growatt
MIN 4600TL-X
4.6 kW 97.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

16 differences, and they point both ways

The largest is max dc voltage: 450 V apart. 7 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 16 differences
How alike are they
7 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

16 of 23 parameters
Parameter Fronius Primo 4.6-1 MIN 4600TL-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
Max AC power 4.60 kW 5.06 kW 0.46 kW apart
Max PV power 6.90 kW 6.44 kW 0.46 kW apart
Weight 21.5 kg 10.8 kg 10.7 kg lighter
Weight per kW 4.7 kg/kW 2.3 kg/kW 2.3 kg/kW lighter
Max efficiency 98.1 % 98.4 % 0.3 pp more efficient
DC/AC ratio 1.50 1.40 0.10 more oversizing headroom
Max AC current 20.0 A 22.0 A 2.0 A apart
Max operating temperature 55 °C 60 °C 5 °C more heat tolerant
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 4.6-1 MIN 4600TL-X Difference
AC output
Rated AC power 4.60 kW 4.60 kW Same
Max AC power 4.60 kW 5.06 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 20.0 A 22.0 A 2.0 A apart
PV input
Max PV power 6.90 kW 6.44 kW 0.46 kW apart
DC/AC ratio 1.50 1.40 +0.10 for Fronius Primo 4.6-1
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 4.6-1
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 4.6-1
Efficiency
European efficiency 97.0 % 97.1 % Effectively the same
Max efficiency 98.1 % 98.4 % +0.3 pp for MIN 4600TL-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 4600TL-X
Weight per kW 4.7 kg/kW 2.3 kg/kW -2.3 kg/kW for MIN 4600TL-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 4600TL-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

More useful comparisons

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Growatt
Fronius Primo 4.6-1 vs Growatt MIN 4600TL-X2 (Pro)
13 differences, the largest is european efficiency
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GoodWe
Fronius Primo 4.6-1 vs GoodWe GW4600-SS
15 differences, the largest is max dc voltage
Same type, similar size
Fronius International
Fronius Primo 4.6-1 vs Fronius Primo 5.0-1 AUS
4 differences, the largest is max ac power
Same type, similar size
Ginlong Solis
Growatt MIN 4600TL-X vs Ginlong Solis S6-GR1P4.6K
14 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.