4.0 KW Sungrow Residential S/P PV String Inverter Including Wi-Fi Dongle

Sungrow SG4.0RS String Inverter

The Sungrow SG4.0RS is a 4.0 KW residential single-phase PV string inverter, offering robust performance and easy setup for home solar installations.

High Yield

• Compatible with high power PV modules and bifacial modules
• Lower startup & wider MPPT voltage range
• Built-in smart PID recovery function

Safe and Reliable

• Integrated Arc Fault Circuit Interrupter (AFCI)
• Built-in Type II DC & AC surge protection device
• Corrosion protection rating at C5

Smart Management

• Real-time data with 10-second refresh sample
• 24/7 live monitoring online and with integrated display
• Online IV curve scan and diagnosis

User-Friendly Setup

• Plug and play installation
• One-click access to iSolarCloud monitoring platform
• Light and compact with optimized heat dissipation design

Key Specs

• AC output power: 4000 VA
• Max. AC output current: 18.2 A
• Rated AC voltage: 220 / 230 / 240 V
• Recommended max. PV input power: 6.0 kWp
• Max. PV input voltage: 600 V
• Min. operating PV voltage / Start-up input voltage: 40 V / 50 V
• Degree of protection: IP 65
• Dimensions (W x H x D): 320 x 225 x 120 mm
• Weight: 6 kg