Growatt Solar Inverters MAX-50KTL3-LV / MAX-60KTL3-LV / MAX-70KTL3-LV / MAX-80KTL3-LV

The MAX-50KTL3-LV is an utility-scale three-phase string inverter. Designed for large rooftops, ground-mount solar farms, and IPP projects in KSA.

Manufacturer: Shenzhen Growatt New Energy Co., Ltd.

Application: The MAX-50KTL3-LV is an utility-scale three-phase string inverter. Designed for large rooftops, ground-mount solar farms, and IPP projects in KSA. Key features: 1100V DC, 6 MPPT, AFCI, smart cooling. 10-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.

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Models and prices

Technical Specifications

ParameterMAX-50KTL3-LVMAX-60KTL3-LVMAX-70KTL3-LVMAX-80KTL3-LV
PV Input
Max. recommended PV power (for module STC)75000W90000W105000W120000W
Max. DC voltage1100V
Start voltage250V
Nominal voltage585V585V600V600V
MPPT voltage range200V-1000V
No. of MPPT trackers6677
No. of PV strings per MPP tracker2
Max. input current per MPP tracker26A
Max. short-circuit current per MPP tracker32A
AC Output
AC nominal power50000W60000W70000W80000W
Max. AC apparent power55500VA66600VA77700VA88800VA
Nominal AC voltage(range)220/380V, 230/400V (340-440V)
AC grid frequency(range)50/60 Hz (45-55Hz/55-65 Hz)
Max. output current80.5A96.6A112.7A128.8A
Adjustable power factor0.8leading ...0.8lagging
THDi<3%
AC grid connection type3W+N+PE
Efficiency
Max. efficiency98.8%98.8%99%99%
European efficiency98.4%98.4%98.5%98.5%
MPPT efficiency99.9%
Protection Features
DC reverse polarity protectionYes
DC switchYes
DC surge protectionType I / Type II
Insulation resistance monitoringYes
AC short-circuit protectionYes
Ground fault monitoringYes
Grid monitoringYes
Anti-islanding protectionYes
Residual-current monitoring unitYes
String monitoringYes
AFCI protectionOptional
Mechanical Data
Dimensions (W / H / D)860/600/300mm
Weight82kg82kg86kg86kg
Operating temperature range-25°C ... +60°C
Self-consumption< 1W
TopologyTransformerless
CoolingSmart air cooling
Protection degreeIP65
Relative humidity0-100%
Altitude4000m
DC connectionH4/MC4(Optional)
AC connectionCable gland+OT terminal
DisplayLED+WiFi+APP
Interfaces: RS485 / USBYes/Yes /Optional/Optional/Optional
MB / RFI / RFSYes/Optional

Figures are measured at the test conditions the manufacturer’s datasheet states. A dash means the manufacturer publishes no figure for that model.

Availability & grid compliance in the UAE

MarketUAE
Grid authority / regulatorDEWA, ADDC, SEWA
Quotation currencyAED
Support hours timezoneAsia/Dubai
Main citiesDubai, Abu Dhabi, Sharjah, Ajman, Ras Al Khaimah

For prices, see Growatt Inverters: Prices in UAE. Collect your order from our stores in Dubai and Riyadh, or in your own country in our other markets.

Key Features & Technical Highlights

  • 6 / 7 MPPTs, fusefree design
  • High efficiency up to 99%
  • One-click diagnosis
  • String monitoring
  • AC & DC type II SPD
  • AFCI optional

Frequently Asked Questions

What are the AC output specifications of the Growatt MAX-50KTL3-LV inverter?

On the Growatt MAX-50KTL3-LV inverter, the AC nominal power is 50000W, the max. AC apparent power is 55500VA, the nominal AC voltage(range) is 220/380V, 230/400V (340-440V), the AC grid frequency(range) is 50/60 Hz (45-55Hz/55-65 Hz) and the max. output current is 80.5A.

What are the PV input specifications of the Growatt MAX-50KTL3-LV inverter?

On the Growatt MAX-50KTL3-LV inverter, the max. recommended PV power (for module STC) is 75000W, the max. DC voltage is 1100V, the start voltage is 250V, the MPPT voltage range is 200V-1000V and the number of MPPT trackers is 6.

What are the efficiency specifications of the Growatt MAX-50KTL3-LV inverter?

On the Growatt MAX-50KTL3-LV inverter, the max. efficiency is 98.8%, the European efficiency is 98.4% and the MPPT efficiency is 99.9%.

Which protection functions does the Growatt MAX-50KTL3-LV inverter have?

The Growatt MAX-50KTL3-LV inverter specification lists DC reverse polarity protection, DC switch, DC surge protection (Type I / Type II), insulation resistance monitoring and AC short-circuit protection.

What are the dimensions, weight and enclosure specifications of the Growatt MAX-50KTL3-LV inverter?

On the Growatt MAX-50KTL3-LV inverter, the dimensions (W / H / D) are 860/600/300mm, the weight is 82kg, the topology is transformerless, the cooling is Smart air cooling and the protection degree is IP65.

What are the operating environment specifications of the Growatt MAX-50KTL3-LV inverter?

On the Growatt MAX-50KTL3-LV inverter, the operating temperature range is -25°C ... +60°C, the relative humidity is 0-100% and the altitude is 4000m.