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MID 15KTL3-XH vs WIT 15K-XHU 12 of 25 identical Swap Change inverters

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

Growatt MID 15KTL3-XH
Growatt
MID 15KTL3-XH
15 kW 98.5 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 15K-XHU
Growatt
WIT 15K-XHU
15 kW 97.2 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

MID 15KTL3-XH leads on the differences that matter

The largest is european efficiency: 1.3 pp more efficient. 12 of 25 comparable parameters are identical, with 7 more left out because at least one datasheet does not publish them.

See all 13 differences
How alike are they
12 of 25 comparable
parameters are identical
identical differs not published
01

What actually differs

13 of 25 parameters
Parameter MID 15KTL3-XH WIT 15K-XHU Difference
European efficiency 98.5 % 97.2 % 1.3 pp more efficient
Max DC voltage 1100 V 1000 V 100 V apart
Max input current per tracker 32.0 A 40.0 A 8.0 A more headroom
Max efficiency 98.8 % 98.1 % 0.7 pp more efficient
Max AC power 15.00 kW 16.50 kW 1.50 kW apart
Max charge current 25 A 55 A 30 A faster charging
Weight 31.0 kg 45.0 kg 14.0 kg lighter
Weight per kW 2.1 kg/kW 3.0 kg/kW 0.9 kg/kW lighter
Max AC current 25.0 A 50.0 A 25.0 A 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 earlier start
Battery voltage 600-980 V 120-800V 600-980 V vs 120-800V
Dimensions 435x580x230 mm 456x684x240 mm 435x580x230 mm vs 456x684x240 mm
02

Full specification

Parameter MID 15KTL3-XH WIT 15K-XHU 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 50.0 A 25.0 A apart
PV input
Max PV power 30.00 kW 30.00 kW Same
DC/AC ratio 2.00 2.00 Same
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-XHU
MPP trackers - 2 Not published by Growatt
Strings per tracker 2 2 Same
Max input current per tracker 32.0 A 40.0 A +8.0 A for WIT 15K-XHU
Efficiency
European efficiency 98.5 % 97.2 % +1.3 pp for MID 15KTL3-XH
Max efficiency 98.8 % 98.1 % +0.7 pp for MID 15KTL3-XH
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 600-980 V 120-800V 600-980 V vs 120-800V
Max charge current 25 A 55 A +30 A for WIT 15K-XHU
Backup power - - Neither datasheet publishes this
Physical
Weight 31.0 kg 45.0 kg -14.0 kg for MID 15KTL3-XH
Weight per kW 2.1 kg/kW 3.0 kg/kW -0.9 kg/kW for MID 15KTL3-XH
Dimensions 435x580x230 mm 456x684x240 mm 435x580x230 mm vs 456x684x240 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise - 55 dB Not published by Growatt
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection Yes - Not published by Growatt
Integrated DC switch Yes Yes Same
Warranty
Warranty 5 yrs - Not published by Growatt
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.