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GW1500-XS vs GW1500-SS 10 of 18 identical Swap Change inverters

GoodWe GW1500-XS vs GoodWe GW1500-SS

GoodWe GW1500-XS
GoodWe
GW1500-XS
1.5 kW 96.6 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe
GW1500-SS
1.5 kW 97.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

8 differences, and they point both ways

The largest is european efficiency: 0.8 pp more efficient. 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 GW1500-XS GW1500-SS Difference
European efficiency 96.6 % 97.4 % 0.8 pp more efficient
Weight 5.8 kg 12.0 kg 6.2 kg lighter
Weight per kW 3.9 kg/kW 8.0 kg/kW 4.1 kg/kW lighter
Max efficiency 97.3 % 97.8 % 0.5 pp more efficient
Start voltage 40 V 125 V 85 V earlier start
MPPT voltage range 40-450 V 125-450 V 40-450 V vs 125-450 V
Max AC current 7.2 A 8.0 A 0.8 A apart
Dimensions 230x295x113 mm 332x370x148 mm 230x295x113 mm vs 332x370x148 mm
02

Full specification

Parameter GW1500-XS GW1500-SS Difference
AC output
Rated AC power 1.50 kW 1.50 kW Same
Max AC power 1.65 kW 1.65 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 7.2 A 8.0 A 0.8 A apart
PV input
Max PV power - 1.80 kW Not published by GoodWe
DC/AC ratio - 1.20 Not published by GoodWe
Max DC voltage 500 V 500 V Same
MPPT voltage range 40-450 V 125-450 V 40-450 V vs 125-450 V
Start voltage 40 V 125 V -85 V for GW1500-XS
MPP trackers 1 1 Same
Strings per tracker 1 - Not published by GoodWe
Max input current per tracker 12.5 A - Not published by GoodWe
Efficiency
European efficiency 96.6 % 97.4 % +0.8 pp for GW1500-SS
Max efficiency 97.3 % 97.8 % +0.5 pp for GW1500-SS
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 5.8 kg 12.0 kg -6.2 kg for GW1500-XS
Weight per kW 3.9 kg/kW 8.0 kg/kW -4.1 kg/kW for GW1500-XS
Dimensions 230x295x113 mm 332x370x148 mm 230x295x113 mm vs 332x370x148 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise - 25 dB Not published by GoodWe
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by GoodWe
Ethernet Yes - Not published by GoodWe
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - 5 yrs Not published by GoodWe
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.