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Sunny Tripower CORE1 STP 50-41 vs MAX 50KTL3 LV 12 of 23 identical Swap Change inverters

SMA Solar Sunny Tripower CORE1 STP 50-41 vs Growatt MAX 50KTL3 LV

SMA Solar Sunny Tripower CORE1 STP 50-41
SMA Solar
Sunny Tripower CORE1 STP 50-41
50 kW 97.8 % euro 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

MAX 50KTL3 LV leads on the differences that matter

The largest is european efficiency: 0.6 pp more efficient. 12 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
12 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 23 parameters
Parameter Sunny Tripower CORE1 STP 50-41 MAX 50KTL3 LV Difference
European efficiency 97.8 % 98.4 % 0.6 pp more efficient
Max DC voltage 1000 V 1100 V 100 V apart
Max input current per tracker 20.0 A 26.0 A 6.0 A more headroom
Max efficiency 98.1 % 98.8 % 0.7 pp more efficient
Max AC power 50.00 kW 55.50 kW 5.50 kW apart
Weight 84.0 kg 82.0 kg 2.0 kg lighter
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 72.5 A 80.5 A 8.0 A apart
Start voltage 188 V 250 V 62 V earlier start
MPPT voltage range 150-1000 V 200-1000 V 150-1000 V vs 200-1000 V
Dimensions 733x569x621 mm 600x860x300 mm 733x569x621 mm vs 600x860x300 mm
02

Full specification

Parameter Sunny Tripower CORE1 STP 50-41 MAX 50KTL3 LV Difference
AC output
Rated AC power 50.00 kW 50.00 kW Same
Max AC power 50.00 kW 55.50 kW 5.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 230 V 400 V 170 V apart
Max AC current 72.5 A 80.5 A 8.0 A apart
PV input
Max PV power 75.00 kW 75.00 kW Same
DC/AC ratio 1.50 1.50 Same
Max DC voltage 1000 V 1100 V 100 V apart
MPPT voltage range 150-1000 V 200-1000 V 150-1000 V vs 200-1000 V
Start voltage 188 V 250 V -62 V for Sunny Tripower CORE1 STP 50-41
MPP trackers 6 - Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 20.0 A 26.0 A +6.0 A for MAX 50KTL3 LV
Efficiency
European efficiency 97.8 % 98.4 % +0.6 pp for MAX 50KTL3 LV
Max efficiency 98.1 % 98.8 % +0.7 pp for MAX 50KTL3 LV
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 84.0 kg 82.0 kg -2.0 kg for MAX 50KTL3 LV
Weight per kW 1.7 kg/kW 1.6 kg/kW Effectively the same
Dimensions 733x569x621 mm 600x860x300 mm 733x569x621 mm vs 600x860x300 mm
Ingress protection IP65 IP65 Same
Cooling forced-air forced-air Same
Noise 65 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 - Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs 5 yrs Same
03

More useful comparisons

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Growatt MAX 50KTL3 LV vs Sungrow SG50CX
6 differences, the largest is max ac power
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.