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SG10KTL-M vs STP10.0-3AV-40 10 of 20 identical Swap Change inverters

Sungrow SG10KTL-M vs SMA Solar STP10.0-3AV-40

Sungrow
SG10KTL-M
10 kW 98.1 % euro Grid-tie
Open inverter page Datasheet PDF
VS
SMA Solar STP10.0-3AV-40
SMA Solar
STP10.0-3AV-40
10 kW 98.0 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

STP10.0-3AV-40 leads on the differences that matter

The largest is max dc voltage: 100 V apart. 10 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
10 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 20 parameters
Parameter SG10KTL-M STP10.0-3AV-40 Difference
Max DC voltage 1100 V 1000 V 100 V apart
Max input current per tracker 11.0 A 20.0 A 9.0 A more headroom
Max efficiency 98.6 % 98.3 % 0.3 pp more efficient
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current 16.5 A 14.5 A 2.0 A apart
Start voltage 250 V 175 V 75 V earlier start
MPPT voltage range 200-1000 V 260-800 V 200-1000 V vs 260-800 V
Weight 20.0 kg 20.5 kg 0.5 kg lighter
Strings per tracker 1 2 1 string apart
Dimensions 485x370x160 mm 497x460x176 mm 485x370x160 mm vs 497x460x176 mm
02

Full specification

Parameter SG10KTL-M STP10.0-3AV-40 Difference
AC output
Rated AC power 10.00 kW 10.00 kW Same
Max AC power 10.00 kW 10.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 230 V 170 V apart
Max AC current 16.5 A 14.5 A 2.0 A apart
PV input
Max PV power - 15.00 kW Not published by Sungrow
DC/AC ratio - 1.50 Not published by Sungrow
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 200-1000 V 260-800 V 200-1000 V vs 260-800 V
Start voltage 250 V 175 V -75 V for STP10.0-3AV-40
MPP trackers 2 2 Same
Strings per tracker 1 2 1 string apart
Max input current per tracker 11.0 A 20.0 A +9.0 A for STP10.0-3AV-40
Efficiency
European efficiency 98.1 % 98.0 % Effectively the same
Max efficiency 98.6 % 98.3 % +0.3 pp for SG10KTL-M
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 20.0 kg 20.5 kg -0.5 kg for SG10KTL-M
Weight per kW 2.0 kg/kW 2.0 kg/kW Same
Dimensions 485x370x160 mm 497x460x176 mm 485x370x160 mm vs 497x460x176 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise - 30 dB Not published by Sungrow
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - Yes Not published by Sungrow
Ethernet - Yes Not published by Sungrow
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.