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Fronius Primo GEN24 4.6 Plus vs SPM 4600TL-HU 11 of 27 identical Swap Change inverters

Fronius Primo GEN24 4.6 Plus vs Growatt SPM 4600TL-HU

Fronius International
Fronius Primo GEN24 4.6 Plus
4.6 kW 97.2 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt SPM 4600TL-HU
Growatt
SPM 4600TL-HU
4.6 kW 97.6 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

SPM 4600TL-HU leads on the differences that matter

The largest is european efficiency: 0.4 pp more efficient. 11 of 27 comparable parameters are identical, with 5 more left out because at least one datasheet does not publish them.

See all 16 differences
How alike are they
11 of 27 comparable
parameters are identical
identical differs not published
01

What actually differs

16 of 27 parameters
Parameter Fronius Primo GEN24 4.6 Plus SPM 4600TL-HU Difference
European efficiency 97.2 % 97.6 % 0.4 pp more efficient
Max PV power 4.75 kW 6.90 kW 2.15 kW apart
DC/AC ratio 1.03 1.50 0.47 more oversizing headroom
Max charge current 22 A 140 A 118 A faster charging
Weight 15.4 kg 26.0 kg 10.6 kg lighter
Weight per kW 3.3 kg/kW 5.7 kg/kW 2.3 kg/kW lighter
Noise 42 dB 30 dB 12 dB quieter
Max efficiency 97.6 % 98.1 % 0.5 pp more efficient
Start voltage 80 V 130 V 50 V earlier start
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 65-530 V 150-550 V 65-530 V vs 150-550 V
Battery voltage 150-455 V 40-60V 150-455 V vs 40-60V
Max AC current 20.9 A 20.0 A 0.9 A apart
Strings per tracker 2 1 1 string apart
Dimensions 530x474x165 mm 330x580x230 mm 530x474x165 mm vs 330x580x230 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter Fronius Primo GEN24 4.6 Plus SPM 4600TL-HU Difference
AC output
Rated AC power 4.60 kW 4.60 kW Same
Max AC power 4.60 kW 4.60 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 20.9 A 20.0 A 0.9 A apart
PV input
Max PV power 4.75 kW 6.90 kW 2.15 kW apart
DC/AC ratio 1.03 1.50 +0.47 for SPM 4600TL-HU
Max DC voltage 600 V 600 V Same
MPPT voltage range 65-530 V 150-550 V 65-530 V vs 150-550 V
Start voltage 80 V 130 V -50 V for Fronius Primo GEN24 4.6 Plus
MPP trackers 2 2 Same
Strings per tracker 2 1 1 string apart
Max input current per tracker 22.0 A 22.0 A Same
Efficiency
European efficiency 97.2 % 97.6 % +0.4 pp for SPM 4600TL-HU
Max efficiency 97.6 % 98.1 % +0.5 pp for SPM 4600TL-HU
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 150-455 V 40-60V 150-455 V vs 40-60V
Max charge current 22 A 140 A +118 A for SPM 4600TL-HU
Backup power - - Neither datasheet publishes this
Physical
Weight 15.4 kg 26.0 kg -10.6 kg for Fronius Primo GEN24 4.6 Plus
Weight per kW 3.3 kg/kW 5.7 kg/kW -2.3 kg/kW for Fronius Primo GEN24 4.6 Plus
Dimensions 530x474x165 mm 330x580x230 mm 530x474x165 mm vs 330x580x230 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air natural forced-air vs natural
Noise 42 dB 30 dB -12 dB for SPM 4600TL-HU
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes - Not published by Growatt
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.