Skip to main content
SG20KTL-M vs SOFAR 20KTLX2-G3P 10 of 18 identical Swap Change inverters

Sungrow SG20KTL-M vs SOFAR 20KTLX2-G3P

Sungrow
SG20KTL-M
20 kW 98.3 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SOFAR 20KTLX2-G3P
Sofar Solar
SOFAR 20KTLX2-G3P
20 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SOFAR 20KTLX2-G3P leads on the differences that matter

The largest is max ac power: 2.00 kW apart. 10 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
10 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 18 parameters
Parameter SG20KTL-M SOFAR 20KTLX2-G3P Difference
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
Weight 24.0 kg 20.5 kg 3.5 kg lighter
European efficiency 98.3 % 98.1 % 0.2 pp more efficient
Start voltage 250 V 180 V 70 V earlier start
Max AC current 31.9 A 33.5 A 1.6 A apart
Ingress protection IP65 IP66 IP65 vs IP66
MPPT voltage range 200-1000 V 160-1000 V 200-1000 V vs 160-1000 V
Dimensions 485x370x210 mm 412x491x188 mm 485x370x210 mm vs 412x491x188 mm
02

Full specification

Parameter SG20KTL-M SOFAR 20KTLX2-G3P Difference
AC output
Rated AC power 20.00 kW 20.00 kW Same
Max AC power 20.00 kW 22.00 kW 2.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 31.9 A 33.5 A 1.6 A apart
PV input
Max PV power - - Neither datasheet publishes this
DC/AC ratio - - Neither datasheet publishes this
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 180 V -70 V for SOFAR 20KTLX2-G3P
MPP trackers 2 2 Same
Strings per tracker 2 - Not published by Sofar Solar
Max input current per tracker 22.0 A - Not published by Sofar Solar
Efficiency
European efficiency 98.3 % 98.1 % +0.2 pp for SG20KTL-M
Max efficiency 98.6 % 98.6 % 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 24.0 kg 20.5 kg -3.5 kg for SOFAR 20KTLX2-G3P
Weight per kW 1.2 kg/kW 1.0 kg/kW Effectively the same
Dimensions 485x370x210 mm 412x491x188 mm 485x370x210 mm vs 412x491x188 mm
Ingress protection IP65 IP66 IP65 vs IP66
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 Sungrow
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Sungrow SG20KTL-M vs Growatt MID 20KTL3-X
4 differences, the largest is max ac power
Same type, similar size
Fronius International
Sungrow SG20KTL-M vs Fronius Verto 20.0
10 differences, the largest is max dc voltage
Same type, similar size
Huawei
Sungrow SG20KTL-M vs Huawei SUN2000-20KTL-M2
8 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.