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MAX 50KTL3 LV vs SG50T-CN 8 of 17 identical Swap Change inverters

Growatt MAX 50KTL3 LV vs Sungrow SG50T-CN

Growatt MAX 50KTL3 LV
Growatt
MAX 50KTL3 LV
50 kW 98.4 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Sungrow
SG50T-CN
50 kW Grid-tie
Open inverter page Datasheet PDF
The verdict

SG50T-CN leads on the differences that matter

The largest is max ac power: 0.50 kW apart. 8 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

See all 9 differences
How alike are they
8 of 17 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 17 parameters
Parameter MAX 50KTL3 LV SG50T-CN Difference
Max AC power 55.50 kW 55.00 kW 0.50 kW apart
Weight 82.0 kg 40.0 kg 42.0 kg lighter
Weight per kW 1.6 kg/kW 0.8 kg/kW 0.8 kg/kW lighter
Max AC current 80.5 A 83.6 A 3.1 A apart
Start voltage 250 V 200 V 50 V earlier start
Max efficiency 98.8 % 98.6 % 0.2 pp more efficient
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 200-1000 V 160-1000 V 200-1000 V vs 160-1000 V
Dimensions 600x860x300 mm 595x645x245 mm 600x860x300 mm vs 595x645x245 mm
02

Full specification

Parameter MAX 50KTL3 LV SG50T-CN Difference
AC output
Rated AC power 50.00 kW 50.00 kW Same
Max AC power 55.50 kW 55.00 kW 0.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 80.5 A 83.6 A 3.1 A apart
PV input
Max PV power 75.00 kW - Not published by Sungrow
DC/AC ratio 1.50 - Not published by Sungrow
Max DC voltage 1100 V 1100 V Same
MPPT voltage range 200-1000 V 160-1000 V 200-1000 V vs 160-1000 V
Start voltage 250 V 200 V -50 V for SG50T-CN
MPP trackers - 4 Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 26.0 A - Not published by Sungrow
Efficiency
European efficiency 98.4 % - Not published by Sungrow
Max efficiency 98.8 % 98.6 % +0.2 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 82.0 kg 40.0 kg -42.0 kg for SG50T-CN
Weight per kW 1.6 kg/kW 0.8 kg/kW -0.8 kg/kW for SG50T-CN
Dimensions 600x860x300 mm 595x645x245 mm 600x860x300 mm vs 595x645x245 mm
Ingress protection IP65 IP66 IP65 vs IP66
Cooling forced-air forced-air Same
Noise - 50 dB Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by Sungrow
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Sungrow
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.