Sungrow
Sungrow SG40CX
Three-phase pv string inverter with 0 kWh LFP battery
Partially verified
Best for
- + Commercial & industrial installations
- + Three-phase installations
- + Small commercial PV & storage (<=50 kWp)
- + Cost-sensitive projects accepting standard warranty
- + LFP battery applications - verify cycle life from datasheet
Not ideal for
- ! Typical single-family residential - consider residential product line
- ! Single-phase installations (unless manufacturer confirms support)
- ! Backup/battery-backup projects (no EPS functionality)
- ! Installations requiring direct battery integration - PV inverter without native storage interface
In the Sungrow SG-CX Series series
This is the selected variant.
Compared to other models
- - Mid-range option balancing capacity and project flexibility.
Ideal for
Ideal for installers who need a balanced this capacity class option with 40 kW for mainstream project sizing.
Key Specifications
Rated Output Power
40 kW
VendorShow All Specifications
Core Electrical
| AC Rated Power | 40 kWVendor |
| AC Voltage | 400Vendor |
| Startup Voltage | 200 VVendor |
| Max AC Output Current | 63.8 AVendor |
| MPPT Count | 4Vendor |
| Strings per MPPT | 2Vendor |
| Total Strings | 8Vendor |
| DC Inputs Count | 8Vendor |
| Max DC Voltage | 1100 VVendor |
| MPPT Voltage Range | 160-1000 VVendor |
| Max Current per MPPT | 26 AVendor |
| Max Short-circuit Current | 40 AVendor |
| Max Efficiency | 98.6 %Vendor |
| EU Efficiency | 98.3 %Vendor |
EMS & Communication
| Grid Support Functions | LVRT, HVRT, Active & Reactive Power ControlVendor |
| Remote O&M Features | Smart IV Curve DiagnosisVendor |
| Night Consumption | - |
Compliance & Warranty
| PID Recovery | trueVendor |
| IV Curve Scan | trueVendor |
| AFCI | YesVendor |
| Certifications | IEC 62109, EN 50549-1, CEVendor |
Environment & Mechanical
| Cooling Method | FanVendor |
| Noise | 60 dB(A)Vendor |
| Max Altitude | 4000 mVendor |
| IP Rating | IP66Vendor |
| Operating Temp Range | -30 to 60Vendor |
| Interfaces | RS485 / WLAN / Ethernet / DI / DOVendor |
Data Confidence & Verification
Partially verifiedData Sources
- + Official datasheet - verified 2026-04-09
- - Installation Manual - not available
- - Certificate - not available
Data gaps that may affect your decision
- ! Outdoor temperature range not specified - confirm outdoor suitability.
- ! IP rating not documented - confirm installation location suitability.
Quick Check: Does this product fit your project?
Run a single-product scenario check using the same Product Match rules.
Compliance & Certifications
No compliance data available for this product.
Certifications
-
Documents & Downloads
DATASHEET PDF
- Sungrow SG40CX DatasheetDownload
Compatible Products - coming in Phase 3
Product data is sourced from manufacturers, official websites, and community contributions. Energidea does not guarantee completeness or accuracy. Installers should verify specifications, certifications, and compatibility with manufacturer documentation before quotation.
Installer AI Prompt
Generate installer-ready prompt templates for ChatGPT or Gemini.