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String Inverter | SG510HX - Sungrow
String Inverter | SG510HX - Sungrow

511.5kW/1000V SG510HX

High-Yield Utility-Scale PV
String Inverter
String Inverter | SG510HX - Sungrow
Global
String Inverter | SG510HX - Sungrow
For Utility
Overview
Documents & Installation

System-Level Optimization Lowers LCOE

1000 V AC Output, Cutting-Edge 500 kW+, and Large Block Design Cut $180K in BOS per 100 MW

7.44 MW Large Block Design

Long-String and Optimized Block Design Across Different Scenarios Reduce BOS Costs

World's First Off-Grid Commissioning for String Inverters

30-Day Earlier COD for a 1 GW Plant, Generating More Energy

Next-Gen SiC Devices and Industry-First Phase-Change Thermosyphon Cooling Enable 0.2% System Efficiency

Multi-Layer Protection Elevates DC Safety

DC-Side Protection Blocks Reverse Current, Detects Temperature Rise, Eliminates Lightning Blind Spots, and Contains Faults, 24/7.

Smart Shutdown Solution 3.0

Millisecond-Level Synergy Between Mechanical and Electronic Switches

MPPT-Level Insulation Monitoring & DC Terminal Temp Sensing

Precise Fault Localization for Faster O&M

Industry-First All-Condition Lightning Protection

Tested Across 15 Extreme Operating Conditions and Certified to CGC Level 4

Smart O&M Works Across All Scenarios

Reliable Operation in Harsh Environments, with AI-Powered Diagnostics Enabling One-Click Plant-Wide Scanning at Over 97% Accuracy.

IP66 Protection and C5-M Corrosion Resistance

Resistant to Salt Spray and Dust in Harsh Coastal Environments

Smart IV Curve Diagnosis 2.0

One Laptop Delivers Full Site Control

Real-time Grid Awareness, Seamless GFL/GFM Switching, 0.1–100 Hz Oscillation Suppression, and Millisecond-Level Flexible Inertia Support

Sungrow has established a three-dimensional safety protection system - PDC model, including Prevent, Diagnose, and Contain. This enables closed-loop management from source prevention, fault diagnosis, and accident containment, providing stronger safety assurance for PV plants while helping protect surrounding fragile ecosystems.

Products for Utility

3-Phase String Inverter

String Inverter | SG510HX - Sungrow
320/350kW SG320/350HX-20

Monitoring System

String Inverter | SG510HX - Sungrow
iSolarInsight

Modular Inverter

String Inverter | SG510HX - Sungrow
SG4800UD

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