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

Growatt MID 17KTL3-X vs Fronius Verto 17.5

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

Full specification

Parameter MID 17KTL3-X Fronius Verto 17.5 Difference
AC output
Rated AC power 17.00 kW 17.50 kW 0.50 kW apart
Max AC power 18.80 kW 17.50 kW 1.30 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 27.4 A 26.5 A 0.9 A apart
PV input
Max PV power 25.50 kW 26.25 kW 0.75 kW apart
DC/AC ratio 1.50 1.50 Same
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V 150-870 V 200-1000 V vs 150-870 V
Start voltage 250 V 150 V -100 V for Fronius Verto 17.5
MPP trackers 2 4 +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 98.6 % 98.3 % +0.3 pp for MID 17KTL3-X
Max efficiency 98.8 % 98.5 % +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 23.0 kg 35.2 kg -12.2 kg for MID 17KTL3-X
Weight per kW 1.4 kg/kW 2.0 kg/kW -0.7 kg/kW for MID 17KTL3-X
Dimensions 395x525x222 mm 730x540x278 mm 395x525x222 mm vs 730x540x278 mm
Ingress protection IP65 IP66 IP65 vs IP66
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.