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MID 15KTL3-XH vs WIT 15K-HU 9 of 22 identical Swap Change inverters

Growatt MID 15KTL3-XH vs Growatt WIT 15K-HU

Growatt MID 15KTL3-XH
Growatt
MID 15KTL3-XH
15 kW 98.5 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 15K-HU
Growatt
WIT 15K-HU
15 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

MID 15KTL3-XH leads on the differences that matter

The largest is european efficiency: 1.5 pp more efficient. 9 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
9 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 22 parameters
Parameter MID 15KTL3-XH WIT 15K-HU Difference
European efficiency 98.5 % 97.0 % 1.5 pp more efficient
Max DC voltage 1100 V 1000 V 100 V apart
Max efficiency 98.8 % 97.6 % 1.2 pp more efficient
Max AC power 15.00 kW 16.50 kW 1.50 kW apart
Max PV power 30.00 kW 24.00 kW 6.00 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 31.0 kg 38.0 kg 7.0 kg lighter
Weight per kW 2.1 kg/kW 2.5 kg/kW 0.5 kg/kW lighter
MPPT voltage range 160-1000 V 150-850 V 160-1000 V vs 150-850 V
Start voltage 200 V 180 V 20 V earlier start
Battery voltage 600-980 V 40-60V (rated 51.2V) 600-980 V vs 40-60V (rated 51.2V)
Dimensions 435x580x230 mm 698x475x240 mm 435x580x230 mm vs 698x475x240 mm
02

Full specification

Parameter MID 15KTL3-XH WIT 15K-HU Difference
AC output
Rated AC power 15.00 kW 15.00 kW Same
Max AC power 15.00 kW 16.50 kW 1.50 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current 25.0 A - Not published by Growatt
PV input
Max PV power 30.00 kW 24.00 kW 6.00 kW apart
DC/AC ratio 2.00 1.60 +0.40 for MID 15KTL3-XH
Max DC voltage 1100 V 1000 V 100 V apart
MPPT voltage range 160-1000 V 150-850 V 160-1000 V vs 150-850 V
Start voltage 200 V 180 V -20 V for WIT 15K-HU
MPP trackers - - Neither datasheet publishes this
Strings per tracker 2 - Not published by Growatt
Max input current per tracker 32.0 A - Not published by Growatt
Efficiency
European efficiency 98.5 % 97.0 % +1.5 pp for MID 15KTL3-XH
Max efficiency 98.8 % 97.6 % +1.2 pp for MID 15KTL3-XH
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 15K-HU
Backup power - - Neither datasheet publishes this
Physical
Weight 31.0 kg 38.0 kg -7.0 kg for MID 15KTL3-XH
Weight per kW 2.1 kg/kW 2.5 kg/kW -0.5 kg/kW for MID 15KTL3-XH
Dimensions 435x580x230 mm 698x475x240 mm 435x580x230 mm vs 698x475x240 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise - 50 dB Not published by Growatt
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 5 yrs 5 yrs Same
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.