Design a PV System with the Grape Solar 390 (390W)

With SolarDesignTool you can design a PV system and panel layout in minutes! Handles multiple inverter technologies, performs climate-specific electrical calculations, and more!

This page contains information about the Grape Solar 390 (390W) solar panel. To compare this to other PV modules, click here.

Electrical Characteristics

  • STC Power Rating 390W
  • PTC Power Rating 341W 1
  • STC Power per unit of area 14.1W/ft2 (152.1W/m2)
  • Peak Efficiency 15.21%
  • Power Tolerances -2%/+2%
  • Number of Cells 96
  • Nominal Voltage not applicable
  • Imp 7.92A
  • Vmp 49.4V
  • Isc 8.42A
  • Voc 59.6V
  • NOCT 47°C
  • Temp. Coefficient of Power -0.5%/C
  • Temp. Coefficient of Voltage -0.238V/C
  • Series Fuse Rating 15A
  • Maximum System Voltage 600V

Mechanical Characteristics

  • Type Monocrystalline Silicon
  • Output Terminal Type Multicontact Connector Type 4
  • Frame Color Clear
  • Length 1,960mm (77.2in)
  • Width 1,308mm (51.5in)
  • Depth 40mm (1.6in)
  • Weight 35.5kg (78.3lb)

Warranty and Certifications

  • 80% Power Output Warranty Period 25yrs
  • 90% Power Output Warranty Period 10yrs
  • Workmanship Warranty Period 10yrs
  • CSI Listed Yes
  • 1. Manufacturer

This web page is not the manufacturer's official data sheet and is not endorsed by the manufacturer in any way. For an official data sheet, please go to Grape Solar's website.