High-Efficiency Utility-Scale Inverter with 12 MPPT for Large Projects

Sungrow SG125CX-P – 125kW Utility-Scale Inverter

The Sungrow SG125CX-P is a robust 125kW multi-MPPT, high-efficiency inverter designed for utility-scale and large commercial installations. With 12 independent MPPTs, advanced grid support functions, superior surge protection, and smart O&M features, it delivers top-tier performance even in demanding environments.

Sungrow SG125CX

Overview

The SG125CX-P is built for large-scale solar & energy projects, offering a perfect balance of efficiency, flexibility, and long-term durability. With 12 MPPTs, high input current capabilities, and compatibility with modern high-wattage modules (500W+), the inverter provides exceptional design freedom and optimal energy harvesting.

Equipped with advanced monitoring, smart IV curve diagnosis, AFCI protection, and a rugged IP66 + C5 body, it ensures reliable operation in industrial and utility power environments.

Key Highlights:

  • 12 MPPT trackers for maximum flexibility
  • High efficiency with 98.5% top conversion efficiency
  • DC Type I+II & AC Type II surge protection
  • AFCI 2.0 for advanced arc protection
  • C5 anti-corrosion + IP66 full protection
  • Smart IV Curve Diagnosis & remote O&M
  • Supports 15A input current per string (compatible with latest 500W+ modules)
  • Drawer-style cable sealing (faster installation)

🔋 DC Input Specifications

FeatureSpecification
Recommended Max. PV Input Power175 kW
Max. PV Input Voltage1100 V
Min. / Startup Voltage180 V / 200 V
Rated PV Input Voltage600 V
MPPT Voltage Range180 – 1000 V
Number of MPPTs12
PV Strings per MPPT2
Max. PV Input Current (per MPPT)30 A (360 A total)
Max. Short-Circuit Current (per MPPT)40 A (480 A total)
Max. Current for DC Connector30 A

⚡ AC Output Specifications

FeatureSpecification
Rated AC Output Power125 kW
Max. AC Output Apparent Power125 kVA
Max. AC Output Current181.1 A
Rated AC Output Current (at 230V)181.1 A
Rated Grid Voltage3/N/PE, 220/380 V; 230/400 V
AC Voltage Range320 V – 480 V
Rated Grid Frequency50 Hz / 60 Hz
Grid Frequency Range45–55 Hz / 55–65 Hz
Total Harmonic Distortion (THD)< 3%
Power Factor (adjustable)>0.99 / 0.8 leading – 0.8 lagging
Feed-in Phases3 / 3-N-PE

🌞 Efficiency

FeatureSpecification
Max. Efficiency98.5%
European Efficiency98.3%

🛡️ Protection & Safety

FeatureSpecification
Grid MonitoringYes
DC Reverse Polarity ProtectionYes
AC Short-Circuit ProtectionYes
Leakage Current ProtectionYes
Surge ProtectionDC Type I+II / AC Type II
Ground Fault MonitoringYes
DC SwitchYes
PV String Current MonitoringYes
AFCI (Arc Fault)Yes, AFCI 2.0
PID Recovery FunctionYes
Optimizer CompatibilityOptional
RSD CompatibilityOptional

🌡️ Environmental Conditions

FeatureSpecification
Operating Temperature–30°C to +60°C
Allowable Humidity0% – 100% (non-condensing)
Cooling MethodSmart forced-air cooling
Ingress ProtectionIP66
Corrosion ProtectionC5
Max. Altitude4000 m

📦 Mechanical Data

FeatureSpecification
Dimensions (W × H × D)1020 × 795 × 360 mm
Weight≤ 93 kg
Mounting MethodWall-mounting bracket
TopologyTransformerless
Night Consumption< 5 W

🔌 Communication & Interfaces

FeatureSpecification
DisplayLED + Bluetooth + App
Communication PortsRS485
OptionalWLAN / Ethernet
DC Connection TypeEVO2 (max 6mm²)
AC Connection TypeOT/DT terminal (max 240mm²)
AC Cable DiameterØ 30–60 mm
Monitoring PlatformiSolarCloud

📜 Certifications & Grid Support

FeatureSpecification
Safety StandardsIEC 62109-1, EN/IEC 61000-6-1/2/3/4
Grid ComplianceIEC 61727, IEC 62116, EN 50549-1/2, VDE-AR-N 4105, G99, CEI 0-21, CEI 0-16, NRS-097-2-1, IEC 63027
Grid Support FeaturesLVRT / HVRT, active power control, reactive power control, ramp-rate control, Q-at-night

Technical Documents & Installation Guides

Access complete technical details and resources for installation, configuration, and product specifications.

008-datasheet

Product Data Sheet

Ideal for engineers, dealers, and system designers to compare key parameters.

Download PDF

brochure

Product Catalogue

A simplified reference sheet for fast on-site setup.

Download PDF

003-document

User Manual

Includes safety instructions and troubleshooting procedures for daily use.

Download PDF

⚡ Powering Pakistan with Smarter Energy Solutions 🔋 Hybrid Inverters • On-Grid Inverters • Lithium Batteries • VFDs 📦 Premium Energy Accessories • DC Cables • Solar Panels 🌍 Reliable Products for Homes, Businesses & Industries
⚡ Powering Pakistan with Smarter Energy Solutions 🔋 Hybrid Inverters • On-Grid Inverters • Lithium Batteries • VFDs 📦 Premium Energy Accessories • DC Cables • Solar Panels 🌍 Reliable Products for Homes, Businesses & Industries
Utility-Scale Power For Serious Energy Projects

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