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.
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