Growatt MAX 333K-X

Growatt MAX 333K-X

Growatt — the world's #1 residential solar inverter brand by Wood Mackenzie. The MAX 333K-X 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.

  • Max. recommended PV power (for module STC): 499500W
  • Max. DC voltage: 1500V
  • Start voltage: 500V
31,000 AEDincl. VAT

In stock

Full Specifications

Growatt MAX 333K-X features

Maximum efficiency 99.03%

Intelligent string breaking, active safety

MPPT current 80A, adapted to 182/210 components

String detection and I/V scanning, accurate location of abnormal strings

IP66 protection level, adaptable to harsh environments

Supports aluminium wire access, saving AC cable cost

About the Growatt MAX 333K-X

Growatt — the world's #1 residential solar inverter brand by Wood Mackenzie. The MAX 333K-X 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. Key features: 1100V or 1500V DC, multi-MPPT, AFCI, smart cooling. 5-year warranty (extendable). Available across the Middle East, Europe, and Africa via Growatt MJS Solutions, 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 MAX 333K-X full specifications

Electrical

Max. recommended PV power (for module STC)499500W
Max. DC voltage1500V
Start voltage500V
Nominal voltage1080V
MPP voltage range500V-1500V
Max. input current per MPPT tracker80A
Max. short-circuit current per MPPT tracker100A
No. of MPPT trackers6
No. of PV strings per MPPT tracker5
AC nominal power333000W
Max. AC apparent power366300VA@25°C 333000VA@45°C 295000VA@50°C
Nominal AC voltage800V
AC output range640-920V AC
AC grid frequency (range)50/60 Hz (45-55 Hz / 55-65 Hz)
Nominal output current240.3A
Adjustable power factor0.8 leading - 0.8 lagging
THDi<3%
AC grid connection type3W+PE
Max efficiency99.03%
European efficiency98.53%
MPPT efficiency99.90%
DC reverse polarity protectionYes
DC SwitchYes
AC/DC surge protectionType I / Type II
Insulation resistance monitoringYes
RCD detectionYes
Output short circuit protectionYes
String fault monitoringYes
Anti-PID functionOptional
DisplayLED/WIFI+APP
InterfacesUSB/RS485/GPRS/4G/PLC/WIFI

Mechanical

Dimensions (W / H / D)1145/790/371mm
Weight139kg
Operating temperature range-30°C to +60°C
Altitude5000m (Derating @ 4000 m)
Relative humidity0-100%
Nighttime power consumption<1W
TopologyTransformerless
CoolingSmart air cooling
Protection degreeIP66

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