Trina Polycrystalline Solar Panel

Trina Solar’s polycrystalline solar panels, while largely phased out in favor of more efficient monocrystalline models, were once a staple in the solar industry for their affordability and reliability. These panels are still used in some budget-conscious or legacy systems.

Trina Polycrystalline Solar Panels – Overview

Technology & Design

  • Cell Type: Polycrystalline silicon
  • Cell Configuration: Typically 60 or 72 cells per module
  • Power Output Range: 250W to 340W
  • Efficiency: Around 15% to 17.5%
  • Glass: 3.2 mm tempered glass with anti-reflective coating
  • Frame: Anodized aluminum alloy

 Performance Specs

  • Voltage at Max Power (Vmp): ~30V to 38V
  • Current at Max Power (Imp): ~8A to 9A
  • Open Circuit Voltage (Voc): ~37V to 46V
  • Short Circuit Current (Isc): ~8.5A to 9.5A
  • Temperature Coefficient (Pmax): ~-0.41%/°C
  • Operating Temperature: -40°C to +85°C

Durability & Warranty

  • Wind Load: Up to 2400 Pa
  • Snow Load: Up to 5400 Pa
  • Product Warranty: 10–12 years
  • Performance Warranty: 25 years
    • First-year degradation: ≤2.5%
    • Annual degradation: ~0.7%
    • Output after 25 years: ~80%

Ideal Applications

  • Off-grid systems
  • Rural electrification
  • Budget-friendly residential and commercial projects
  • Ground-mounted solar farms with ample space
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