Skip to main content
SUN-2K-G vs GW2000-SS 10 of 21 identical Swap Change inverters

Deye SUN-2K-G vs GoodWe GW2000-SS

Deye SUN-2K-G
Deye
SUN-2K-G
2 kW 97.1 % euro Grid-tie
Open inverter page Datasheet PDF
VS
GoodWe
GW2000-SS
2 kW 97.4 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SUN-2K-G leads on the differences that matter

The largest is max dc voltage: 50 V apart. 10 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
10 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 21 parameters
Parameter SUN-2K-G GW2000-SS Difference
Max DC voltage 550 V 500 V 50 V apart
Weight 6.0 kg 12.0 kg 6.0 kg lighter
Weight per kW 3.0 kg/kW 6.0 kg/kW 3.0 kg/kW lighter
European efficiency 97.1 % 97.4 % 0.3 pp more efficient
Max efficiency 97.3 % 97.8 % 0.5 pp more efficient
Start voltage 80 V 125 V 45 V earlier start
Max operating temperature 65 °C 60 °C 5 °C more heat tolerant
Max PV power 2.60 kW 2.50 kW 0.10 kW apart
DC/AC ratio 1.30 1.25 0.05 more oversizing headroom
MPPT voltage range 70-550 V 125-450 V 70-550 V vs 125-450 V
Dimensions 310x330x115 mm 332x370x148 mm 310x330x115 mm vs 332x370x148 mm
02

Full specification

Parameter SUN-2K-G GW2000-SS Difference
AC output
Rated AC power 2.00 kW 2.00 kW Same
Max AC power 2.20 kW 2.20 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 9.6 A 10.0 A Effectively the same
PV input
Max PV power 2.60 kW 2.50 kW 0.10 kW apart
DC/AC ratio 1.30 1.25 +0.05 for SUN-2K-G
Max DC voltage 550 V 500 V 50 V apart
MPPT voltage range 70-550 V 125-450 V 70-550 V vs 125-450 V
Start voltage 80 V 125 V -45 V for SUN-2K-G
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 97.1 % 97.4 % +0.3 pp for GW2000-SS
Max efficiency 97.3 % 97.8 % +0.5 pp for GW2000-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 6.0 kg 12.0 kg -6.0 kg for SUN-2K-G
Weight per kW 3.0 kg/kW 6.0 kg/kW -3.0 kg/kW for SUN-2K-G
Dimensions 310x330x115 mm 332x370x148 mm 310x330x115 mm vs 332x370x148 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise 25 dB 25 dB Same
Max operating temperature 65 °C 60 °C +5 °C for SUN-2K-G
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 Deye
03

More useful comparisons

Open all inverters
Same type, similar size
Growatt
Deye SUN-2K-G vs Growatt 2000-S
7 differences, the largest is max ac power
Same type, similar size
Growatt
Deye SUN-2K-G vs Growatt MIC 2000TL-X
8 differences, the largest is max ac power
Same type, similar size
Growatt
Deye SUN-2K-G vs Growatt MIC 2000TL-X2 (Pro)
9 differences, the largest is max input current per tracker
04

Written summary

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