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JA Solar JAM54D41 LB 445W N-Type Double Glass Bifacial Module(36pcs/Pallet)

JA Solar JAM54D41 LB 445W N-Type Double Glass Bifacial Module(36pcs/Pallet)

$4,799.99 CAD
$9,899.99 CAD $4,799.99 CAD
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  • 445W high-efficiency output
    Provides strong power generation for residential, commercial, and distributed generation systems.
  • N-type double-glass bifacial technology
    Uses advanced n-type Bycium+ cells for higher efficiency, lower degradation, and improved lifetime energy yield.
  • Up to 22.3% module efficiency
    Maximizes energy production in limited installation space while maintaining excellent performance.
  • Bifacial energy generation capability
    Generates additional power from the rear side with a bifaciality factor of 80% ±10%, depending on site conditions.
  • Low temperature coefficient (Pmax −0.29%/°C)
    Ensures stable output and improved performance in high-temperature environments.
  • High mechanical load resistance
    Designed to withstand harsh conditions with ratings of 5400 Pa front snow load and 2400 Pa back wind load.
  • Dual-glass construction
    Enhances durability, safety, and resistance to moisture and environmental stress over long-term operation.
  • 1500V system compatibility
    Supports modern high-voltage PV systems, reducing balance-of-system costs and improving design flexibility.
  • Certified to international standards
    Complies with IEC and UL safety and performance certifications for global market use.
  • Long-term warranty protection
    Backed by a 15-year product warranty and a 30-year linear power output warranty.

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  • Description
  • Includes
  • Specifications
  • FAQ
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The JA Solar JAM54D41-445/LB is a premium 445W N-type double-glass bifacial solar module designed for residential, commercial, and distributed generation applications. Featuring JA Solar’s DeepBlue 4.0 Pro technology, this module delivers higher efficiency, lower degradation, and improved long-term energy yield.

Built with advanced n-type Bycium+ cells and half-cell architecture, the JAM54D41-445/LB offers excellent performance in low-irradiance and high-temperature environments, while its dual-glass construction enhances durability and safety.

Product Highlights

  • 445W rated output (STC)
  • N-type double-glass bifacial module
  • Module efficiency up to 22.3%
  • Up to 80% ±10% bifaciality factor
  • Low degradation: 1% first year, 0.4% annually
  • Excellent low-light and temperature performance
  • High mechanical strength: 5400 Pa front / 2400 Pa back
  • 15-year product warranty
  • 30-year linear power output warranty
  • 36× JA Solar JAM54D41-445/LB Module: 445W bifacial double-glass solar panel.
  • Integrated Junction Box: IP68 rated with 3 bypass diodes.
  • Factory-attached Cables & Connectors: QC 4.10-351 / MC4-EVO2 compatible.
  • Documentation: Manufacturer datasheet and installation guidance.

Technical Specifications – JAM54D41-445/LB (445W)


Specification Details
Manufacturer JA Solar
Model JAM54D41-445/LB
Cell Technology N-type Monocrystalline (Bycium+)
Module Type Double Glass, Bifacial
Rated Power (Pmax) 445 W
Module Efficiency 22.3%
Power Tolerance 0 ~ +3%
Maximum Power Voltage (Vmp) 32.65 V
Maximum Power Current (Imp) 13.63 A
Open Circuit Voltage (Voc) 39.10 V
Short Circuit Current (Isc) 14.40 A
Maximum System Voltage 1500 V DC
Maximum Series Fuse Rating 30 A
Operating Temperature -40°C to +85°C
Temperature Coefficient (Pmax) -0.29 % / °C
Temperature Coefficient (Voc) -0.25 % / °C
Temperature Coefficient (Isc) +0.045 % / °C
NOCT 45 ± 2°C
Bifaciality 80% ±10%
Mechanical Load Front 5400 Pa / Back 2400 Pa
Dimensions (L × W × H) 1762 × 1134 × 30 mm
Weight 22 kg (48.5 lbs)
Front / Back Glass 1.6 mm / 1.6 mm heat-strengthened glass
Junction Box IP68, 3 bypass diodes
Cable Length Portrait: 300 mm (+) / 400 mm (-)
Warranty 15-Year Product / 30-Year Linear Power Warranty

Yes. The JAM54D41-445/LB is a bifacial double-glass module capable of additional rear-side energy generation.

Yes. Its compact size, high efficiency, and premium appearance make it ideal for residential and commercial rooftops.

The module includes a 15-year product warranty and a 30-year linear power output warranty.

Download Datasheet (PDF)

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