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.

• Manufacturer Part Number: JAM54D41-445/LB | Maker: JA Solar
• Watt: 445
• Number of cells: 108 (54) | Cell Type: Bifacial
• Backsheet Color: Clear | Frame Color: Black | Frame Size: 30 mm
• Voltage (Vmp): 32.65 Volt | Voltage (Voc): 39.1 Volt
• Current (Imp): 13.63 Amp | Current (Isc): 14.4 Amp
• Max. Series Fuse Rating: 30 Amp
• Shipping Weight: 48.4 lb | Dims (LxWxH): 70 x 45 x 1.18 in
• Pallet Qty: 36 | Container Qty: 936

• Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
• Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
• If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.