Growatt MOD 12KTL3-X

Growatt Solar Inverter Datasheet — MOD-12KTL3-X

Growatt — the world's #1 residential solar inverter brand by Wood Mackenzie. The MOD 12KTL3-X is a three-phase residential string inverter. Designed for large UAE villas, Saudi compounds, and European single-family homes with three-phase service.

SKU: MOD-12KTL3-X | Last Updated: 2026-07-23

⚡Electrical Specifications

Max. recommended PV power (for module STC)18000W
Max. DC voltage1100V
Start voltage160V
Nominal voltage580V
MPPT voltage range140V-1000V
No. of MPP trackers2
No. of PV strings per MPP tracker1/2
Max. input current per MPP tracker13/26A
Max. short-circuit current per MPP tracker16/32A
AC nominal power12000W
Max. AC apparent power13200VA
Nominal AC voltage (range)220V/380V, 230V/400V (340-440V)
AC grid frequency (range)50/60 Hz (45-55Hz/55-65 Hz)
Max. output current20A
Adjustable power factor0.8leading...0.8lagging
THD<3%
AC grid connection type3W+N+PE
Max. efficiency98.6%
European efficiency98.1%
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
Grid monitoringYes
Anti-islanding protectionYes
Residual-current monitoring unitYes
String fault monitoringYes
AFCI protectionOptional

🔧Mechanical Specifications

Dimensions (W / H / D)425/387/178mm
Weight16kg
Operating temperature range-25°C - +60°C
Nighttime power consumption<1W
TopologyTransformerless
CoolingNatural convection
Protection degreeIP66
Relative humidity0-100%
Altitude4000m
DC connectionH4/MC4(Optional)
AC connectionConnector
DisplayOLED + LED + WIFI + APP
Interfaces: USB/RS485/WIFI/GPRS/AINRFyes/yes/Optional/Optional/Optional

📏Dimensions

Width
Height
Depth
Weight