Growatt WIT 4K-HU

InvertersModel WIT-4K-HU

Growatt Three-Phase Hybrid Solar Inverter WIT 4K-HU

The WIT-4K-HU is a three-phase commercial hybrid inverter. Designed for schools, mosques, agritech farms, and SMEs across the Middle East replacing diesel gensets with PV+battery.

  • Max. recommended PV power (for module): 6400W
  • Max. input voltage: 1000V
  • Start voltage: 180V

Choose the Max. recommended PV power (for module)

What sets the WIT-4K-HU apart from the other 6 models in the family: Max. recommended PV power (for module) 6400W; No. of MPP trackers 1; AC input/output nominal power (Grid) 8000W/4000W; Max. AC input/output apparent power (Grid) 8000VA/4000VA; Max charging and discharging current 110A.

AED 2,800incl. VAT

In stock

  • Delivered within 3 business days, door to door, to every market we serve.
  • Dispatched the same business day for an order placed before 21:00 (Dubai time), or the next business day after.
  • Delivery charge: AED 215
  • 5-year warranty
Full SpecificationsDownload datasheet (PDF)

Growatt Three-Phase Hybrid Solar Inverter WIT 4K-HU features

  • Max. string current up to 20A

  • Max. charging/discharging current of 290A

  • 100% unbalanced output: each phase up to 50% rated power

  • 200% overload capability for 10 seconds

  • Supports Max 6 pcs in parallel

  • Integrated with generator input and smart load control

About the Growatt Three-Phase Hybrid Solar Inverter WIT 4K-HU

The WIT-4K-HU is a three-phase commercial hybrid inverter. Designed for schools, mosques, agritech farms, and SMEs across the Middle East replacing diesel gensets with PV+battery. Key features: AXE battery compatible, black-start capable (XHU), parallel-able to 1MW. 5-year warranty. Available across the Middle East, Sudan and France through us, the authorised distributor based in Dubai. Remote monitoring via the ShinePhone app and ShineServer cloud — view performance from anywhere, configure alerts, and manage multiple sites.

Specifications last updated 23 July 2026

Growatt Three-Phase Hybrid Solar Inverter WIT 4K-HU full specifications

Electrical(35)

Max. recommended PV power (for module)6400W
Max. input voltage1000V
Start voltage180V
Nominal voltage600V
MPPT voltage range150V-850V
Max. input current per MPPT tracker40A
Max. short-circuit current per MPP tracker50A
No. of PV strings per MPP tracker2
No. of MPP trackers1
AC input/output nominal power (Grid)8000W/4000W
Max. AC input/output apparent power (Grid)8000VA/4000VA
Nominal AC voltage/range220V/380V, 230V/400V, -15%~+10%
Nominal AC grid frequency/range50/60Hz, 45~55Hz/55~65 Hz
Adjustable power factor~1, ~1
THDi<3%
AC grid connection type3P3W+PE/3P4W+PE
Battery typeLead-acid or Lithium-ion
Battery voltage range/Rated voltage40~60V/51.2V
Max charging and discharging current110A
BMS communicationRS485/CAN
Max. efficiency97.60%
European efficiency97.00%
MPPT efficiency99.90%
PV reverse polarity protectionYes
DC switchYes
DC/AC surge protectionType II/Type III
Insulation resistance monitoringYes
Residual-current monitoring unitYes
AC short-circuit protectionYes
Ground fault monitoringYes
Grid monitoringYes
Strings monitoringYes
Anti-islanding protectionYes
PID protectionOpt
AFCI functionOpt

Mechanical(12)

Dimensions (W / H / D)475/689/240mm
Weight43kg
Operating temperature range-30°C ~ +60°C (<45°C derating)
Noise<50dBA
Relative humidity0~100%
Altitude3000m
TopologyTransformerless
CoolingSmart air cooling
IP degreeIP66
DisplayOLED+APP
Interfaces: RS485/USBYes
Interfaces: WIFI/LANYes/Opt

Downloads & support

PDFThe manufacturer's sheet, to print or share

Frequently Asked Questions

What are the AC output specifications of the Growatt WIT-4K-HU inverter?

On the Growatt WIT-4K-HU inverter, the nominal AC voltage/range is 220V/380V, 230V/400V, -15%~+10%, the nominal AC grid frequency/range is 50/60Hz, 45~55Hz/55~65 Hz, the adjustable power factor is ~1, ~1, the THDi is <3% and the AC grid connection type is 3P3W+PE/3P4W+PE.

What are the PV input specifications of the Growatt WIT-4K-HU inverter?

On the Growatt WIT-4K-HU inverter, the max. recommended PV power (for module) is 6400W, the start voltage is 180V, the MPPT voltage range is 150V-850V, the max. input current per MPPT tracker is 40A and the max. short-circuit current per MPP tracker is 50A.

What are the battery specifications of the Growatt WIT-4K-HU inverter?

On the Growatt WIT-4K-HU inverter, the battery type is lead-acid or lithium-ion, the battery voltage range/rated voltage is 40~60V/51.2V, the max charging and discharging current is 110A and the BMS communication is RS485/CAN.

What are the efficiency specifications of the Growatt WIT-4K-HU inverter?

On the Growatt WIT-4K-HU inverter, the max. efficiency is 97.60%, the European efficiency is 97.00% and the MPPT efficiency is 99.90%.

Which protection functions does the Growatt WIT-4K-HU inverter have?

The Growatt WIT-4K-HU inverter specification lists PV reverse polarity protection, DC switch, DC/AC surge protection (Type II/Type III), insulation resistance monitoring and residual-current monitoring unit.

What are the dimensions, weight and enclosure specifications of the Growatt WIT-4K-HU inverter?

On the Growatt WIT-4K-HU inverter, the dimensions (W / H / D) are 475/689/240mm, the weight is 43kg, the noise is <50dBA, the topology is transformerless and the cooling is Smart air cooling.

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