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MOD 4000TL3-HU vs WIT 4K-HU 10 of 23 identical Swap Change inverters

Growatt MOD 4000TL3-HU vs Growatt WIT 4K-HU

Growatt MOD 4000TL3-HU
Growatt
MOD 4000TL3-HU
4 kW 97.8 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 4K-HU
Growatt
WIT 4K-HU
4 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

MOD 4000TL3-HU leads on the differences that matter

The largest is european efficiency: 0.8 pp more efficient. 10 of 23 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
10 of 23 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 23 parameters
Parameter MOD 4000TL3-HU WIT 4K-HU Difference
European efficiency 97.8 % 97.0 % 0.8 pp more efficient
Warranty 10 yrs 5 yrs 5 yrs longer
Max efficiency 98.3 % 97.6 % 0.7 pp more efficient
Max PV power 8.00 kW 6.40 kW 1.60 kW apart
DC/AC ratio 2.00 1.60 0.40 more oversizing headroom
Max charge current 25 A 290 A 265 A faster charging
Weight 19.0 kg 38.0 kg 19.0 kg lighter
Weight per kW 4.8 kg/kW 9.5 kg/kW 4.8 kg/kW lighter
Noise 29 dB 50 dB 21 dB quieter
MPPT voltage range 140-1000 V 150-850 V 140-1000 V vs 150-850 V
Battery voltage 600-980 V 40-60V (rated 51.2V) 600-980 V vs 40-60V (rated 51.2V)
Dimensions 468x408x202 mm 698x475x240 mm 468x408x202 mm vs 698x475x240 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter MOD 4000TL3-HU WIT 4K-HU Difference
AC output
Rated AC power 4.00 kW 4.00 kW Same
Max AC power 4.40 kW 4.40 kW Same
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 6.7 A - Not published by Growatt
PV input
Max PV power 8.00 kW 6.40 kW 1.60 kW apart
DC/AC ratio 2.00 1.60 +0.40 for MOD 4000TL3-HU
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 140-1000 V 150-850 V 140-1000 V vs 150-850 V
Start voltage 180 V 180 V Same
MPP trackers 2 - Not published by Growatt
Strings per tracker 1 - Not published by Growatt
Max input current per tracker 20.0 A - Not published by Growatt
Efficiency
European efficiency 97.8 % 97.0 % +0.8 pp for MOD 4000TL3-HU
Max efficiency 98.3 % 97.6 % +0.7 pp for MOD 4000TL3-HU
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 600-980 V 40-60V (rated 51.2V) 600-980 V vs 40-60V (rated 51.2V)
Max charge current 25 A 290 A +265 A for WIT 4K-HU
Backup power - - Neither datasheet publishes this
Physical
Weight 19.0 kg 38.0 kg -19.0 kg for MOD 4000TL3-HU
Weight per kW 4.8 kg/kW 9.5 kg/kW -4.8 kg/kW for MOD 4000TL3-HU
Dimensions 468x408x202 mm 698x475x240 mm 468x408x202 mm vs 698x475x240 mm
Ingress protection IP66 IP66 Same
Cooling natural forced-air natural vs forced-air
Noise 29 dB 50 dB -21 dB for MOD 4000TL3-HU
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes - Not published by Growatt
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes - Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 10 yrs 5 yrs +5 yrs for MOD 4000TL3-HU
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.