Growatt MAX 120KTL3-X2 LV

Growatt Solar Inverter Datasheet — MAX-120KTL3-X2-LV

Growatt — the world's #1 residential solar inverter brand by Wood Mackenzie. The MAX 120KTL3-X2 LV is a utility-scale three-phase string inverter. Designed for large rooftops, ground-mount solar farms, and IPP projects in KSA, Egypt, Jordan, and Morocco.

SKU: MAX-120KTL3-X2-LV | Last Updated: 2026-07-23

⚡Electrical Specifications

Max. DC voltage1100V
Start voltage195V
Nominal voltage600V
MPP voltage range180V-1000V
No. of MPP trackers8
No. of PV strings per MPP tracker2
Max. input current per MPP tracker45A
Max. short-circuit current per MPP tracker56.5A
AC nominal power120000W
Max. AC apparent power132000VA
Nominal AC voltage (range)220V/380V, 230V/400V (340-440V)
AC grid frequency (range)50/60 Hz (45–55 Hz/55–65 Hz)
Max. output current190.5A@400V, 200.5A@380V
Adjustable power factor0.8leading ... 0.8lagging
THD<3%
AC grid connection type3W/N/PE
Max. efficiency98.5%
European efficiency98.5%
MPPT efficiency99.9%
DC reverse polarity protectionYes
DC switchYes
AC/DC surge protectionType II / Type II
Insulation resistance monitoringYes
AC short-circuit protectionYes
Ground fault monitoringYes
String detectionYes
Anti-PID functionYes
Arc fault detection (AFCI)Yes

🔧Mechanical Specifications

Dimensions (W / H / D)970/640/345mm
Weight84kg
Operating temperature range-30°C ... +60°C
Nighttime power consumption<1W
TopologyTransformerless
CoolingSmart air cooling
Protection degreeIP66
Relative humidity0–100%
Altitude4000m
DC connectionH4/MC4 (Max. 6mm²)
AC connectionOT terminal (Max. 240mm²)
DisplayLED+WiFi+APP
Interfaces: RS485/USB/PLC/GPRS/4G/WiFiYes/Yes(Optional)/Optional/Optional/Optional/Optional

📏Dimensions

Width
Height
Depth
Weight