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S6-EH3P40K-H vs WIT 40K-A-US L2 / WIT 40K-AU-US L2 4 of 12 identical Swap Change inverters

Ginlong Solis S6-EH3P40K-H vs Growatt WIT 40K-A-US L2 / WIT 40K-AU-US L2

Ginlong Solis S6-EH3P40K-H
Ginlong Solis
S6-EH3P40K-H
40 kW 97.4 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 40K-A-US L2 / WIT 40K-AU-US L2
Growatt
WIT 40K-A-US L2 / WIT 40K-AU-US L2
40 kW Hybrid
Open inverter page Datasheet PDF
The verdict

S6-EH3P40K-H leads on the differences that matter

The largest is max ac power: 4.00 kW apart. 4 of 12 comparable parameters are identical, with 20 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
4 of 12 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 12 parameters
Parameter S6-EH3P40K-H WIT 40K-A-US L2 / WIT 40K-AU-US L2 Difference
Max AC power 40.00 kW 44.00 kW 4.00 kW apart
Weight 73.0 kg 120.0 kg 47.0 kg lighter
Weight per kW 1.8 kg/kW 3.0 kg/kW 1.2 kg/kW lighter
Max AC current 60.8 A 122.2 A 61.4 A apart
Max efficiency 97.8 % 98.0 % 0.2 pp more efficient
Ingress protection IP66 IP66/NEMA 4X IP66 vs IP66/NEMA 4X
Battery voltage 150-800 V 380~450V 150-800 V vs 380~450V
Dimensions 880x530x290 mm 820x1350x501 mm 880x530x290 mm vs 820x1350x501 mm
02

Full specification

Parameter S6-EH3P40K-H WIT 40K-A-US L2 / WIT 40K-AU-US L2 Difference
AC output
Rated AC power 40.00 kW 40.00 kW Same
Max AC power 40.00 kW 44.00 kW 4.00 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V - Not published by Growatt
Max AC current 60.8 A 122.2 A 61.4 A apart
PV input
Max PV power 80.00 kW - Not published by Growatt
DC/AC ratio 2.00 - Not published by Growatt
Max DC voltage 1000 V - Not published by Growatt
MPPT voltage range 150-850 V - Not published by Growatt
Start voltage 180 V - Not published by Growatt
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 - Not published by Growatt
Max input current per tracker 40.0 A - Not published by Growatt
Efficiency
European efficiency 97.4 % - Not published by Growatt
Max efficiency 97.8 % 98.0 % +0.2 pp for WIT 40K-A-US L2 / WIT 40K-AU-US L2
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 150-800 V 380~450V 150-800 V vs 380~450V
Max charge current 140 A - Not published by Growatt
Backup power - - Neither datasheet publishes this
Physical
Weight 73.0 kg 120.0 kg -47.0 kg for S6-EH3P40K-H
Weight per kW 1.8 kg/kW 3.0 kg/kW -1.2 kg/kW for S6-EH3P40K-H
Dimensions 880x530x290 mm 820x1350x501 mm 880x530x290 mm vs 820x1350x501 mm
Ingress protection IP66 IP66/NEMA 4X IP66 vs IP66/NEMA 4X
Cooling forced-air - Not published by Growatt
Noise - - Neither datasheet publishes this
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi - - Neither datasheet publishes this
Ethernet Yes - Not published by Growatt
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes - Not published by Growatt
Warranty
Warranty - - Neither datasheet publishes this
03

More useful comparisons

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GoodWe
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15 differences, the largest is max input current per tracker
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Growatt
Ginlong Solis S6-EH3P40K-H vs Growatt MID 40K-HU
10 differences, the largest is max efficiency
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Deye
Ginlong Solis S6-EH3P40K-H vs Deye SUN-40K-SG01HP3-EU-BM4
12 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.