Sungrow SG50CX-P2 50kW PV Inverter
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Sungrow SG50CX-P2 50kW 4 MPPT String Inverter
Model: SG50CX-P2
Brand: Sungrow
Type: Three-Phase 4 MPPT String Inverter (1000Vdc System)
Key Features
• High-efficiency 50kW commercial string inverter — ideal for commercial and industrial solar systems
• 4 independent MPPT trackers — optimised generation across multiple string orientations
• Supports high-power 500W+ PV modules — 15A DC input compatibility
• Dynamic shading optimisation — improved performance under partial shading conditions
• Built-in PID recovery function — reduces module degradation effects
• Smart IV Curve Diagnosis — advanced string monitoring and fault analysis
• Grid fault recording — simplifies remote diagnostics and maintenance
• Lightweight compact design — approximately 34% weight reduction for easier installation
• Plug-and-play buckle design — simplified mounting and commissioning
• IP66 protection rating — durable outdoor performance
• C5 anti-corrosion protection — suitable for harsh coastal and industrial environments
• AFCI 2.0 support — enhanced DC arc fault safety protection
• Integrated surge protection — DC Type I+II and AC Type II SPD included
Specifications
DC Input
| Specification | Details |
|---|---|
| Recommended Max PV Input Power | 70kWp |
| Max PV Input Voltage | 1100V |
| Minimum PV Voltage | 160V |
| Startup Voltage | 200V |
| Rated PV Voltage | 600V |
| MPPT Voltage Range | 160V – 1000V |
| Number of MPPTs | 4 |
| Strings per MPPT | 2 |
| Max PV Input Current | 120A |
| Max DC Short Circuit Current | 160A |
| Max Current per DC Connector | 30A |
AC Output
| Specification | Details |
|---|---|
| Rated AC Output Power | 50kW |
| Max AC Apparent Power | 55kVA |
| Max AC Output Current | 83.6A |
| Rated Output Current | 72.5A |
| Rated Voltage | 220/380V, 230/400V |
| Voltage Range | 312V – 480V |
| Frequency | 50Hz / 60Hz |
| Frequency Range | 45–55Hz / 55–65Hz |
| Harmonic Distortion (THD) | <3% |
| Power Factor | >0.99 / Adjustable 0.8 Leading to 0.8 Lagging |
Efficiency
| Specification | Value |
|---|---|
| Max Efficiency | 98.5% |
| European Efficiency | 98.3% |
Protection Features
• Grid monitoring
• DC reverse polarity protection
• AC short-circuit protection
• Leakage current protection
• Ground fault monitoring
• DC switch integrated
• PV string current monitoring
• AFCI (Arc Fault Circuit Interrupter) support
• PID recovery function
• DC Type I+II SPD
• AC Type II SPD
General Specifications
| Specification | Details |
|---|---|
| Dimensions | 645 × 575 × 245 mm |
| Weight | 41 kg |
| Mounting | Wall-Mount Bracket |
| Topology | Transformerless |
| Protection Rating | IP66 |
| Corrosion Protection | C5 |
| Night Consumption | <7W |
| Operating Temperature | -30°C to +60°C |
| Humidity Range | 0% – 100% |
| Cooling | Smart Forced Air Cooling |
| Max Altitude | 4000 m |
Communication & Monitoring
| Specification | Details |
|---|---|
| Display | LED + Bluetooth App |
| Communication | RS485 |
| Optional Connectivity | WLAN / Ethernet |
| Optimizer Compatibility | Optional |
Grid Support Functions
• Q at night function
• LVRT (Low Voltage Ride Through)
• HVRT (High Voltage Ride Through)
• Active and reactive power control
• Power ramp-rate control
Certifications
• IEC 62109
• IEC 61727
• IEC 62116
• EN 50549-1
• IEC 63027
• G99
• NRS compatible applications
Applications
• Commercial rooftop solar systems
• Industrial PV systems
• Agricultural energy projects
• Utility-scale distributed generation
• Harsh environmental installations
Quality & Support
The Sungrow SG50CX-P2 combines high conversion efficiency, advanced string-level diagnostics, and industrial-grade protection in a compact and lightweight platform. Engineered for demanding commercial applications, it delivers reliable long-term performance with simplified installation and intelligent maintenance capabilities.
DATASHEET
We Don’t Just Beat Quotes — We Build Better Systems.
Our certified installers design each PV setup for maximum performance and long-term reliability. Every installation is backed by full warranty support and genuine spare parts, ensuring your investment delivers power — and peace of mind — for years to come.