The Sungrow 3PH Inverter with AFCI 33KW (SG33CX) is a Multi-MPPT String Inverter for a 1000 Vdc System. The SG33CX has an Arc-Fault Circuit Interrupter (AFCI) + Surge Protection Device (SPD) type I and II.

This inverter comes in three different performance classes. The integrated NS-protection and the patented external AC-connector make this inverter extremely easy to install and therefore unique in it‘s class.

High yield

Up to 5 MPPTs with max. efficiency of 98.7%. Compatible with bifacial module. Built-in PID recovery function optional.

Low cost

Compatible with Al and Cu AC cables. DC 2 in 1 connection enabled. Cable free communication with optional Wi-Fi.

Smart O&M

Touch free commissioning and remote firmware upgrade. Online IV curve scan and diagnosis. Fuse free design with smart string current monitoring.

Proven safety

IP66 and C5 protection. Type II SPD for both DC and AC. Compliant with global safety and grid code.