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WIT 17K-HU vs WIT 17K-XHU 18 of 26 identical Swap Change inverters

Growatt WIT 17K-HU vs Growatt WIT 17K-XHU

Growatt WIT 17K-HU
Growatt
WIT 17K-HU
17 kW 97.0 % euro Hybrid
Open inverter page Datasheet PDF
VS
Growatt WIT 17K-XHU
Growatt
WIT 17K-XHU
17 kW 97.2 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

WIT 17K-XHU leads on the differences that matter

The largest is max ac power: 1.70 kW apart. 18 of 26 comparable parameters are identical, with 6 more left out because at least one datasheet does not publish them.

See all 8 differences
How alike are they
18 of 26 comparable
parameters are identical
identical differs not published
01

What actually differs

8 of 26 parameters
Parameter WIT 17K-HU WIT 17K-XHU Difference
Max AC power 17.00 kW 18.70 kW 1.70 kW apart
Max charge current 420 A 55 A 365 A faster charging
Weight 55.0 kg 45.0 kg 10.0 kg lighter
Max efficiency 97.6 % 98.1 % 0.5 pp more efficient
Weight per kW 3.2 kg/kW 2.6 kg/kW 0.6 kg/kW lighter
European efficiency 97.0 % 97.2 % 0.2 pp more efficient
Battery voltage 40-60V 120-800V 40-60V vs 120-800V
Dimensions 695x475x254 mm 456x684x240 mm 695x475x254 mm vs 456x684x240 mm
02

Full specification

Parameter WIT 17K-HU WIT 17K-XHU Difference
AC output
Rated AC power 17.00 kW 17.00 kW Same
Max AC power 17.00 kW 18.70 kW 1.70 kW apart
Grid connection 3-phase 3-phase Same
Nominal AC voltage 400 V 400 V Same
Max AC current - 56.7 A Not published by Growatt
PV input
Max PV power 34.00 kW 34.00 kW Same
DC/AC ratio 2.00 2.00 Same
Max DC voltage 1000 V 1000 V Same
MPPT voltage range 150-850 V 150-850 V Same
Start voltage 180 V 180 V Same
MPP trackers 2 2 Same
Strings per tracker 2 2 Same
Max input current per tracker 40.0 A 40.0 A Same
Efficiency
European efficiency 97.0 % 97.2 % +0.2 pp for WIT 17K-XHU
Max efficiency 97.6 % 98.1 % +0.5 pp for WIT 17K-XHU
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 40-60V 120-800V 40-60V vs 120-800V
Max charge current 420 A 55 A +365 A for WIT 17K-HU
Backup power - - Neither datasheet publishes this
Physical
Weight 55.0 kg 45.0 kg -10.0 kg for WIT 17K-XHU
Weight per kW 3.2 kg/kW 2.6 kg/kW -0.6 kg/kW for WIT 17K-XHU
Dimensions 695x475x254 mm 456x684x240 mm 695x475x254 mm vs 456x684x240 mm
Ingress protection IP66 IP66 Same
Cooling forced-air forced-air Same
Noise 55 dB 55 dB Same
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch Yes Yes Same
Warranty
Warranty - - Neither datasheet publishes this
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.