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Fronius Verto 17.5 Plus vs MID 17KTL3-XH 10 of 26 identical Swap Change inverters

Fronius Verto 17.5 Plus vs Growatt MID 17KTL3-XH

Fronius Verto 17.5 Plus
Fronius International
Fronius Verto 17.5 Plus
17.5 kW 97.5 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt MID 17KTL3-XH
Growatt
MID 17KTL3-XH
17 kW 98.5 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

MID 17KTL3-XH leads on the differences that matter

The largest is rated ac power: 0.50 kW apart. 10 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.

See all 16 differences
How alike are they
10 of 26 comparable
parameters are identical
identical differs not published
01

What actually differs

16 of 26 parameters
Parameter Fronius Verto 17.5 Plus MID 17KTL3-XH Difference
Rated AC power 17.50 kW 17.00 kW 0.50 kW apart
European efficiency 97.5 % 98.5 % 1.0 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 28.0 A 32.0 A 4.0 A more headroom
Max efficiency 98.1 % 98.8 % 0.7 pp more efficient
Max AC power 17.50 kW 17.00 kW 0.50 kW apart
Max PV power 26.25 kW 34.00 kW 7.75 kW apart
DC/AC ratio 1.50 2.00 0.50 more oversizing headroom
Max charge current 50 A 25 A 25 A faster charging
Weight 43.0 kg 31.0 kg 12.0 kg lighter
Weight per kW 2.5 kg/kW 1.8 kg/kW 0.6 kg/kW lighter
Start voltage 150 V 200 V 50 V earlier start
Max AC current 26.5 A 28.3 A 1.8 A apart
MPPT voltage range 150-870 V 160-1000 V 150-870 V vs 160-1000 V
Battery voltage 150-700 600-980 V 150-700 vs 600-980 V
Dimensions 865x574x279 mm 435x580x230 mm 865x574x279 mm vs 435x580x230 mm
02

Full specification

Parameter Fronius Verto 17.5 Plus MID 17KTL3-XH Difference
AC output
Rated AC power 17.50 kW 17.00 kW 0.50 kW apart
Max AC power 17.50 kW 17.00 kW 0.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 26.5 A 28.3 A 1.8 A apart
PV input
Max PV power 26.25 kW 34.00 kW 7.75 kW apart
DC/AC ratio 1.50 2.00 +0.50 for MID 17KTL3-XH
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-870 V 160-1000 V 150-870 V vs 160-1000 V
Start voltage 150 V 200 V -50 V for Fronius Verto 17.5 Plus
MPP trackers 3 - Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 28.0 A 32.0 A +4.0 A for MID 17KTL3-XH
Efficiency
European efficiency 97.5 % 98.5 % +1.0 pp for MID 17KTL3-XH
Max efficiency 98.1 % 98.8 % +0.7 pp for MID 17KTL3-XH
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 150-700 600-980 V 150-700 vs 600-980 V
Max charge current 50 A 25 A +25 A for Fronius Verto 17.5 Plus
Backup power - - Neither datasheet publishes this
Physical
Weight 43.0 kg 31.0 kg -12.0 kg for MID 17KTL3-XH
Weight per kW 2.5 kg/kW 1.8 kg/kW -0.6 kg/kW for MID 17KTL3-XH
Dimensions 865x574x279 mm 435x580x230 mm 865x574x279 mm vs 435x580x230 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 57 dB - Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes - Not published by Growatt
Arc fault protection Yes Yes Same
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.