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WT 28K-H-US L2 / WT 28K-HU-US L2 vs SUN-29.9K-SG01HP3-EU-BM3 4 of 20 identical Swap Change inverters

Growatt WT 28K-H-US L2 / WT 28K-HU-US L2 vs Deye SUN-29.9K-SG01HP3-EU-BM3

Growatt WT 28K-H-US L2 / WT 28K-HU-US L2
Growatt
WT 28K-H-US L2 / WT 28K-HU-US L2
28 kW Hybrid
Open inverter page Datasheet PDF
VS
Deye
SUN-29.9K-SG01HP3-EU-BM3
29.9 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

SUN-29.9K-SG01HP3-EU-BM3 leads on the differences that matter

The largest is rated ac power: 1.90 kW apart. 4 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 16 differences
How alike are they
4 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

16 of 20 parameters
Parameter WT 28K-H-US L2 / WT 28K-HU-US L2 SUN-29.9K-SG01HP3-EU-BM3 Difference
Rated AC power 28.00 kW 29.90 kW 1.90 kW apart
Max DC voltage 800 V 1000 V 200 V apart
Max input current per tracker 32.0 A 36.0 A 4.0 A more headroom
Max AC power 28.00 kW 29.90 kW 1.90 kW apart
Max PV power 54.00 kW 38.87 kW 15.13 kW apart
DC/AC ratio 1.93 1.30 0.63 more oversizing headroom
Weight 133.0 kg 80.0 kg 53.0 kg lighter
Weight per kW 4.8 kg/kW 2.7 kg/kW 2.1 kg/kW lighter
Max efficiency 98.0 % 97.6 % 0.4 pp more efficient
Nominal AC voltage 208 V 400 V 192 V apart
Max AC current 85.6 A 45.4 A 40.2 A apart
Ingress protection IP66 IP65 IP66 vs IP65
MPPT voltage range 180-600 V 150-850 V 180-600 V vs 150-850 V
Battery voltage 380-650V 160-800 380-650V vs 160-800
Start voltage 195 V 180 V 15 V earlier start
Dimensions 1350x820x501 mm 894x527x294 mm 1350x820x501 mm vs 894x527x294 mm
02

Full specification

Parameter WT 28K-H-US L2 / WT 28K-HU-US L2 SUN-29.9K-SG01HP3-EU-BM3 Difference
AC output
Rated AC power 28.00 kW 29.90 kW 1.90 kW apart
Max AC power 28.00 kW 29.90 kW 1.90 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 208 V 400 V 192 V apart
Max AC current 85.6 A 45.4 A 40.2 A apart
PV input
Max PV power 54.00 kW 38.87 kW 15.13 kW apart
DC/AC ratio 1.93 1.30 +0.63 for WT 28K-H-US L2 / WT 28K-HU-US L2
Max DC voltage 800 V 1000 V 200 V apart
MPPT voltage range 180-600 V 150-850 V 180-600 V vs 150-850 V
Start voltage 195 V 180 V -15 V for SUN-29.9K-SG01HP3-EU-BM3
MPP trackers 2 - Not published by Deye
Strings per tracker - 2 Not published by Growatt
Max input current per tracker 32.0 A 36.0 A +4.0 A for SUN-29.9K-SG01HP3-EU-BM3
Efficiency
European efficiency - 97.0 % Not published by Growatt
Max efficiency 98.0 % 97.6 % +0.4 pp for WT 28K-H-US L2 / WT 28K-HU-US L2
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 380-650V 160-800 380-650V vs 160-800
Max charge current - 100 A Not published by Growatt
Backup power - - Neither datasheet publishes this
Physical
Weight 133.0 kg 80.0 kg -53.0 kg for SUN-29.9K-SG01HP3-EU-BM3
Weight per kW 4.8 kg/kW 2.7 kg/kW -2.1 kg/kW for SUN-29.9K-SG01HP3-EU-BM3
Dimensions 1350x820x501 mm 894x527x294 mm 1350x820x501 mm vs 894x527x294 mm
Ingress protection IP66 IP65 IP66 vs IP65
Cooling forced-air forced-air Same
Noise - 65 dB Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - - Neither datasheet publishes this
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch - - Neither datasheet publishes this
Warranty
Warranty - 5 yrs Not published by Growatt
03

More useful comparisons

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Same type, similar size
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Growatt WT 28K-H-US L2 / WT 28K-HU-US L2 vs Growatt WIT 28K-A-US L2 / WIT 28K-AU-US L2
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Growatt
Growatt WT 28K-H-US L2 / WT 28K-HU-US L2 vs Growatt MID 29.9K-HU
15 differences, the largest is rated ac power
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14 differences, the largest is rated ac power
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Fronius International
Deye SUN-29.9K-SG01HP3-EU-BM3 vs Fronius Verto 30.0 Plus
15 differences, the largest is european efficiency
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Ginlong Solis
Deye SUN-29.9K-SG01HP3-EU-BM3 vs Ginlong Solis S6-EH3P30K-H
13 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.