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MAC 50KTL3-X LV vs MAX 50KTL3 LV 14 of 21 identical Swap Change inverters

Growatt MAC 50KTL3-X LV vs Growatt MAX 50KTL3 LV

Growatt MAC 50KTL3-X LV
Growatt
MAC 50KTL3-X LV
50 kW Grid-tie
Open inverter page Datasheet PDF
VS
Growatt MAX 50KTL3 LV
Growatt
MAX 50KTL3 LV
50 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

7 differences, and they point both ways

The largest is max input current per tracker: 13.0 A more headroom. 14 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 7 differences
How alike are they
14 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 21 parameters
Parameter MAC 50KTL3-X LV MAX 50KTL3 LV Difference
Max input current per tracker 13.0 A 26.0 A 13.0 A more headroom
Max PV power 65.00 kW 75.00 kW 10.00 kW apart
Weight 52.0 kg 82.0 kg 30.0 kg lighter
DC/AC ratio 1.30 1.50 0.20 more oversizing headroom
Weight per kW 1.0 kg/kW 1.6 kg/kW 0.6 kg/kW lighter
Strings per tracker 4 2 2 strings apart
Dimensions 508x680x281 mm 600x860x300 mm 508x680x281 mm vs 600x860x300 mm
02

Full specification

Parameter MAC 50KTL3-X LV MAX 50KTL3 LV Difference
AC output
Rated AC power 50.00 kW 50.00 kW Same
Max AC power 55.50 kW 55.50 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage - 400 V Not published by Growatt
Max AC current 80.5 A 80.5 A Same
PV input
Max PV power 65.00 kW 75.00 kW 10.00 kW apart
DC/AC ratio 1.30 1.50 +0.20 for MAX 50KTL3 LV
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 200-1000 V 200-1000 V Same
Start voltage 250 V 250 V Same
MPP trackers 3 - Not published by Growatt
Strings per tracker 4 2 2 strings apart
Max input current per tracker 13.0 A 26.0 A +13.0 A for MAX 50KTL3 LV
Efficiency
European efficiency - 98.4 % Not published by Growatt
Max efficiency 98.8 % 98.8 % Same
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 52.0 kg 82.0 kg -30.0 kg for MAC 50KTL3-X LV
Weight per kW 1.0 kg/kW 1.6 kg/kW -0.6 kg/kW for MAC 50KTL3-X LV
Dimensions 508x680x281 mm 600x860x300 mm 508x680x281 mm vs 600x860x300 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs 5 yrs Same
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.