Sunpal Monocrystalline Solar Panel

Sunpal’s monocrystalline solar panels are known for their wide range of power outputs, high efficiency, and robust construction. They offer solutions for everything from small-scale residential setups to large commercial and utility-scale projects. Here's a detailed overview of their monocrystalline panel offerings as of 2025:

Sunpal Monocrystalline Solar Panels (2025 Overview)

Cell Technology

  • Monocrystalline Silicon: High purity for better efficiency and longevity.
  • Half-Cut Cell Design: Reduces power loss and improves shade tolerance.
  • Multi-Busbar (MBB) Technology: Enhances current collection and reduces resistance.

Performance & Efficiency

  • Power Output Range:
    • Small modules: 20W to 140W
    • Standard residential/commercial: 290W to 460W
    • High-power utility-scale: 500W to 705W
  • Efficiency: Up to 22.64% depending on the model and technology (e.g., TOPCon or PERC)
  • Temperature Coefficient: Around -0.29%/°C, ensuring good performance in hot climates

Mechanical & Durability Specs

  • Glass: 2.0 mm tempered glass (single or double-glass options)
  • Frame: Anodized aluminum alloy
  • Operating Temp: -40°C to +85°C
  • Load Resistance:
    • Wind: 2400 Pa
    • Snow: 5400 Pa
  • IP Rating: IP68 junction box

Warranty

  • Product Warranty: 25 years
  • Performance Warranty: 30 years
    • First-year degradation: ≤1%
    • Annual degradation: ~0.4%
    • Output after 30 years: ≥87.4%

Popular Models

  • SP290M–SP460M: PERC monocrystalline, ideal for rooftops
  • SP555M–SP705M: TOPCon monocrystalline, high-efficiency for utility-scale
  • SP115M–SP140M: Compact modules for off-grid or portable systems

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