Sunpal Bifacial Solar Panel

Sunpal’s BiMAX 5N series bifacial solar panels are high-performance modules designed for utility-scale and commercial solar projects. These panels utilize N-type TOPCon cell technology and bifacial double-glass construction, offering excellent efficiency, durability, and long-term energy yield.

Sunpal BiMAX 5N Bifacial Solar Panel Overview

Model Range

  • SP555M-72H to SP585M-72H
  • Power Output: 555W to 585W
  • Efficiency: Up to 22.64%

Key Features

  • Cell Type: N-type TOPCon monocrystalline
  • Bifacial Design: Captures sunlight from both front and rear sides, increasing total energy output
  • Positive Power Tolerance: 0 to +5W
  • Low Temperature Coefficient: -0.29%/°C for Pmax, enhancing performance in hot climates
  • PID Resistance: Excellent protection against potential-induced degradation

Electrical Specs (at STC)

  • Voltage at Max Power (Vmpp): ~41.95V to 42.86V
  • Current at Max Power (Impp): ~13.23A to 13.65A
  • Open Circuit Voltage (Voc): ~51V to 52.03V
  • Short Circuit Current (Isc): ~13.94A to 14.36A

Mechanical Specs

  • Dimensions: 2279 × 1134 × 30 mm
  • Weight: 31.5 kg
  • Cell Count: 144 half-cut cells
  • Glass: 2.0 mm tempered glass (double-glass)
  • Frame: Anodized aluminum alloy
  • Junction Box: IP68 rated with 3 bypass diodes

 Durability & Warranty

  • Operating Temp: -40°C to +85°C
  • Max System Voltage: 1500V
  • Series Fuse Rating: 30A
  • Product Warranty: 25 years
  • Performance Warranty: 30 years (87.4% output retention)

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