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Fronius Verto 17.5 vs MID 17KTL3-X 8 of 22 identical Swap Change inverters

Fronius Verto 17.5 vs Growatt MID 17KTL3-X

Fronius Verto 17.5
Fronius International
Fronius Verto 17.5
17.5 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MID 17KTL3-X
Growatt
MID 17KTL3-X
17 kW 98.6 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

MID 17KTL3-X leads on the differences that matter

The largest is rated ac power: 0.50 kW apart. 8 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 14 differences
How alike are they
8 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

14 of 22 parameters
Parameter Fronius Verto 17.5 MID 17KTL3-X Difference
Rated AC power 17.50 kW 17.00 kW 0.50 kW apart
Max DC voltage 1000 V 1100 V 100 V apart
Max AC power 17.50 kW 18.80 kW 1.30 kW apart
Max PV power 26.25 kW 25.50 kW 0.75 kW apart
MPP trackers 4 2 2 trackers more
Weight 35.2 kg 23.0 kg 12.2 kg lighter
European efficiency 98.3 % 98.6 % 0.3 pp more efficient
Weight per kW 2.0 kg/kW 1.4 kg/kW 0.7 kg/kW lighter
Start voltage 150 V 250 V 100 V earlier start
Max efficiency 98.5 % 98.8 % 0.2 pp more efficient
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 150-870 V 200-1000 V 150-870 V vs 200-1000 V
Max AC current 26.5 A 27.4 A 0.9 A apart
Dimensions 730x540x278 mm 395x525x222 mm 730x540x278 mm vs 395x525x222 mm
02

Full specification

Parameter Fronius Verto 17.5 MID 17KTL3-X Difference
AC output
Rated AC power 17.50 kW 17.00 kW 0.50 kW apart
Max AC power 17.50 kW 18.80 kW 1.30 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 26.5 A 27.4 A 0.9 A apart
PV input
Max PV power 26.25 kW 25.50 kW 0.75 kW apart
DC/AC ratio 1.50 1.50 Same
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-870 V 200-1000 V 150-870 V vs 200-1000 V
Start voltage 150 V 250 V -100 V for Fronius Verto 17.5
MPP trackers 4 2 +2 trackers for Fronius Verto 17.5
Strings per tracker 2 - Not published by Growatt
Max input current per tracker 28.0 A - Not published by Growatt
Efficiency
European efficiency 98.3 % 98.6 % +0.3 pp for MID 17KTL3-X
Max efficiency 98.5 % 98.8 % +0.2 pp for MID 17KTL3-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 35.2 kg 23.0 kg -12.2 kg for MID 17KTL3-X
Weight per kW 2.0 kg/kW 1.4 kg/kW -0.7 kg/kW for MID 17KTL3-X
Dimensions 730x540x278 mm 395x525x222 mm 730x540x278 mm vs 395x525x222 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air forced-air Same
Noise 56 dB - Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection Yes - Not published by Growatt
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.