Growatt WIT 100K-HU-US

Growatt Solar Inverter Datasheet — WIT-100K-HU-US

Growatt — the world's #1 residential solar inverter brand by Wood Mackenzie. The WIT 100K-HU-US is a three-phase commercial hybrid inverter (4–100 kW). Designed for schools, mosques, agritech farms, and SMEs across the Middle East replacing diesel gensets with PV+battery.

SKU: WIT-100K-HU-US | Last Updated: 2026-07-23

⚡Electrical Specifications

Max recommended PV power (for module STC)156kW
Start voltage195V
Max input voltage1100V
Max open circuit voltage of PV1000V
MPPT nominal voltage range550V, 180V-800V
Max. input current per MPPT tracker32A (16A per string)
Max. short-circuit current per MPPT tracker40A (20A per string)
No. of PV strings per MPPT tracker2
No. of MPP trackers10
AC nominal power100kW
Max. AC apparent power110kVA
Nominal AC voltage/range277/480V, -15%~+10%
AC grid frequency/range50/60Hz, 45-55Hz/55-65Hz
Max. output current132.4A
Adjustable power factor1,...,-1
THD<3% (@100% load)
AC grid connection type3P3W+PE/3P4W+PE
Max. efficiency98.2%
DC reverse polarity protectionYes
Battery reverse protectionYes
AC/DC surge protectionType II
Insulation resistance monitoringYes
Ground fault monitoringYes
Grid monitoringYes
Residual-current monitoring unitYes
AC short-circuit protectionYes
Strings monitoringYes
Anti-islanding protectionYes
PID protectionOpt
AFCI functionOpt
Battery typeLi-ion
Transfer time (on/off grid)≤16.6ms
Warranty5 years (10 years optional)
BMS communicationRS485/CAN

🔧Mechanical Specifications

Dimensions (W×H×D)33.5/53.1/20.1 inch (850/1350/510mm)
Weight352.7 lbs (160kg)
Operating temperature range-22°F~+140°F, >122°F derating
Relative humidity0~100%
Altitude≤13123ft(4000m)
TopologyTransformerless
CoolingSmart air cooling
EnclosureIP66/NEMA 4X
DisplayOLED+LED/WIFI+APP
Interfaces: RS485/CANYes
Interfaces: WIFI/GLANYes Opt

📏Dimensions

Width
Height
Depth
Weight