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MAX 253KTL3-X HV vs SOFAR 255KTL-HV 12 of 19 identical Swap Change inverters

Growatt MAX 253KTL3-X HV vs SOFAR 255KTL-HV

Growatt MAX 253KTL3-X HV
Growatt
MAX 253KTL3-X HV
253 kW 98.5 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SOFAR 255KTL-HV
Sofar Solar
SOFAR 255KTL-HV
255 kW 98.7 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SOFAR 255KTL-HV leads on the differences that matter

The largest is rated ac power: 2.00 kW apart. 12 of 19 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 7 differences
How alike are they
12 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 19 parameters
Parameter MAX 253KTL3-X HV SOFAR 255KTL-HV Difference
Rated AC power 253.00 kW 255.00 kW 2.00 kW apart
Max AC power 253.00 kW 255.00 kW 2.00 kW apart
Weight 109.0 kg 99.0 kg 10.0 kg lighter
European efficiency 98.5 % 98.7 % 0.2 pp more efficient
Start voltage 500 V 550 V 50 V earlier start
Max AC current 182.6 A 184.0 A 1.4 A apart
Dimensions 675x1070x340 mm 714x1100x368 mm 675x1070x340 mm vs 714x1100x368 mm
02

Full specification

Parameter MAX 253KTL3-X HV SOFAR 255KTL-HV Difference
AC output
Rated AC power 253.00 kW 255.00 kW 2.00 kW apart
Max AC power 253.00 kW 255.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 800 V 800 V Same
Max AC current 182.6 A 184.0 A 1.4 A apart
PV input
Max PV power - - Neither datasheet publishes this
DC/AC ratio - - Neither datasheet publishes this
Max DC voltage 1500 V 1500 V Same
MPPT voltage range 500-1500 V 500-1500 V Same
Start voltage 500 V 550 V -50 V for MAX 253KTL3-X HV
MPP trackers - 12 Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 30.0 A 30.0 A Same
Efficiency
European efficiency 98.5 % 98.7 % +0.2 pp for SOFAR 255KTL-HV
Max efficiency 99.0 % 99.0 % 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 109.0 kg 99.0 kg -10.0 kg for SOFAR 255KTL-HV
Weight per kW 0.4 kg/kW 0.4 kg/kW Same
Dimensions 675x1070x340 mm 714x1100x368 mm 675x1070x340 mm vs 714x1100x368 mm
Ingress protection IP66 IP66 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 - Not published by Sofar Solar
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 Sofar Solar
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.