Sungrow TG4D 620W N-Type Bifacial Double Glass, Black Frame | Alternergy

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Sungrow TG4D 625W N-Type Bifacial Double Glass, Alu Frame

Availability: 720 due 11/02/2026
Product Code:
SG-66TG4D-625W-SF
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Sungrow | Alternergy

Sungrow TG4D 625W N-Type Bifacial Double Glass, Alu Frame

The Sungrow SG-66TG4D is a high-efficiency N-type TOPCon solar module designed for high performance and durability. This panel offers a maximum efficiency of 23% and delivers high 620W power output, making it ideal for commercial installations.

Its dual-glass bifacial design captures sunlight from both the front and rear surfaces, increasing total energy yield.

 

KEY FEATURES:

  • High module conversion efficiency 23%
  • N-Type Bifacial Module
  • Silver Frame, Anodised Aluminium Alloy
  • Glass Thickness: 2.0 mm
  • Maximum System Voltage: 1,500V
  • Bifacial Design:The rear power generation is 20% and 3.5% higher than PERC modules. 
  • Anti-PID Guarantee: Minimizes the chance of degradation caused by PID phenomena through optimization of cell production  technology and material control
  • Non-destructive Laser Technology: Achieving better cell strength, lower micro-cracks risk for better product reliability
  • Superior Low Irradiation Performance: Higher power output in the morning and evening, cloudy days, haze and other low-light scenarios.
  • Extended load tests - Heavy snow load up to 5400 Pascal wind load up to 2400 Pascal
  • IP68 Rating
  • Standard 15 year product warranty; 30-year performance warranty
More Information
Brand Sungrow
Power Class 620 W
Watts/ m² 231
Cells 132 Half Cells (6X22 half cells)
Frame Colour Silver
Backsheet White
Popular Features N-Type, TOPCon, Glass-Glass/Dual Glass, Bifacial
Module Efficiency (%) 22.3
Open Circuit Voltage - Voc (V) 49.6
Short Circuit Current - Isc (A) 15.91
Connector Type MC4 Compatible
Length (mm) 2382
Width (mm) 1134
Thickness (mm) 30
Product Weight (Kg) 32.2
Panels per Pallet 36
Panels per Container 720
Warranty Period 15 Years
Performance Warranty 30 Years
Annual Degradation (%) 0.40

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Incoming units 720 due 11 February 2026