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JA Solar 320W Mono Percium Half-Cell Solar Panel - All Black

Assembled with multi-busbar PERC cells, the half-cell configuration of the modules offers the advantages of higher power output, better temperature-dependent performance, reduced shading effect on the energy generation, lower risk of hot spot, as well as enhanced tolerance for mechanical loading.

Download full specifications sheet here.

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Regular Price: R 2,981.00

Special Price Excl. Tax: R 2,370.43 Incl. Tax: R 2,725.99

JA Solar

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Product Description


Features and Benefits

  • Higher output power.
  • Better mechanical loading tolerance.
  • Lower LCOE.
  • Less shading and lower resistive loss.
  • 12-year product warranty.
  • 25-year linear power output warranty.


  • Cell: Mono.
  • Weight: 18.7kg±3%.
  • Dimensions: 1689±2mm×996±2mm×35±1mm.
  • Cable Cross Section Size: 4mm².
  • No. of cells: 120(6×20).
  • Junction Box: IP68, 3 diodes.
  • Connector: MC4 Original.
  • Cable Length: (Including Connector) 1000mm (+)/1000mm (-).

Electrical Parameters at STC

  • Type: JAM60S17-320/MR.
  • Rated Maximum Power (Pmax) [W]: 320.
  • Open Circuit Voltage (Voc) [V]: 40.60.
  • Maximum Power Voltage (Vmp) [V]: 33.73.
  • Short Circuit Current (Isc) [A]: 10.16.
  • Maximum Power Current (Imp) [A] 9.49.
  • Module Efficiency [%]: 19.0.
  • Power Tolerance: 0~+5W.
  • Temperature Coefficient of Isc(α_Isc): +0.044%/℃.
  • Temperature Coefficient of Voc(β_Voc): -0.272%/℃
  • Temperature Coefficient of Pmax(γ_Pmp): -0.350%/℃
  • STC: Irradiance 1000W/m², cell temperature 25℃, AM1.5G.

Additional Information

Additional Information

Disclaimer Please note that stock availability is subject to prior sales. Prices exclude delivery. The image serves as an example of what the product looks like and may differ slightly in appearance.
Guarantee/ Warranty 12 year product warranty, 25 year linear performance warranty
Solar Module Watts 320W
Module Voltage 36VDC - 47VDC
Panel Type Rigid
Solar Cell Type Mono-Crystalline
Weight 18Kg


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