Skip to main content
GW15K-ET-20 (ET G2) vs HYD 15KTL-3PH 11 of 23 identical Swap Change inverters

GoodWe GW15K-ET-20 (ET G2) vs Sofar Solar HYD 15KTL-3PH

GoodWe GW15K-ET-20 (ET G2)
GoodWe
GW15K-ET-20 (ET G2)
15 kW Hybrid
Open inverter page Datasheet PDF
VS
Sofar Solar HYD 15KTL-3PH
Sofar Solar
HYD 15KTL-3PH
15 kW 97.7 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

GW15K-ET-20 (ET G2) leads on the differences that matter

The largest is max pv power: 1.50 kW apart. 11 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

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

What actually differs

12 of 23 parameters
Parameter GW15K-ET-20 (ET G2) HYD 15KTL-3PH Difference
Max PV power 24.00 kW 22.50 kW 1.50 kW apart
Weight 25.0 kg 39.5 kg 14.5 kg lighter
Weight per kW 1.7 kg/kW 2.6 kg/kW 1.0 kg/kW lighter
DC/AC ratio 1.60 1.50 0.10 more oversizing headroom
Max AC current 26.1 A 23.9 A 2.2 A apart
Start voltage 150 V 200 V 50 V earlier start
MPP trackers 3 2 1 tracker more
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 120-850 V 180-960 V 120-850 V vs 180-960 V
Battery voltage 150-720 V 180-800 Vdc 150-720 V vs 180-800 Vdc
Dimensions 460x496x221 mm 515x587x261 mm 460x496x221 mm vs 515x587x261 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter GW15K-ET-20 (ET G2) HYD 15KTL-3PH Difference
AC output
Rated AC power 15.00 kW 15.00 kW Same
Max AC power 15.00 kW 15.00 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 26.1 A 23.9 A 2.2 A apart
PV input
Max PV power 24.00 kW 22.50 kW 1.50 kW apart
DC/AC ratio 1.60 1.50 +0.10 for GW15K-ET-20 (ET G2)
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 120-850 V 180-960 V 120-850 V vs 180-960 V
Start voltage 150 V 200 V -50 V for GW15K-ET-20 (ET G2)
MPP trackers 3 2 +1 trackers for GW15K-ET-20 (ET G2)
Strings per tracker 1 1 Same
Max input current per tracker 16.0 A - Not published by Sofar Solar
Efficiency
European efficiency - 97.7 % Not published by GoodWe
Max efficiency 98.2 % 98.2 % Same
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 150-720 V 180-800 Vdc 150-720 V vs 180-800 Vdc
Max charge current 40 A - Not published by Sofar Solar
Backup power - - Neither datasheet publishes this
Physical
Weight 25.0 kg 39.5 kg -14.5 kg for GW15K-ET-20 (ET G2)
Weight per kW 1.7 kg/kW 2.6 kg/kW -1.0 kg/kW for GW15K-ET-20 (ET G2)
Dimensions 460x496x221 mm 515x587x261 mm 460x496x221 mm vs 515x587x261 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling natural forced-air natural vs forced-air
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes - Not published by Sofar Solar
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

Open all inverters
Same type, similar size
Growatt
GoodWe GW15K-ET-20 (ET G2) vs Growatt MID 15KTL3-XH
15 differences, the largest is max dc voltage
Same type, similar size
Growatt
GoodWe GW15K-ET-20 (ET G2) vs Growatt MOD 15KTL3-HU
12 differences, the largest is max input current per tracker
Same type, similar size
Huawei
GoodWe GW15K-ET-20 (ET G2) vs Huawei SUN2000-15K-MB0
17 differences, the largest is max dc voltage
Same type, similar size
Sungrow
Sofar Solar HYD 15KTL-3PH vs Sungrow SH15T
10 differences, the largest is max pv power
04

Written summary

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