Power Output Range:
JAM54D40 Series: 420W – 440W
JAM72D40 Series: 435W – 460W

Module Efficiency Range:
• 21.0% – 22.2% depending on model variant

Cell Technology:
• Advanced N-Type TOPCon cell architecture designed for improved energy yield and lower degradation compared to conventional PERC technology.

Temperature Coefficient (Pmax):
• Approximately -0.30%/°C, supporting stable performance under high Australian ambient temperatures.

Electrical Characteristics:
• System Voltage: Up to 1500V DC
• Operating Temperature: -40°C to +85°C
• Positive Power Tolerance: 0 ~ +5W

Mechanical Load Capacity:
• Wind Load: Up to 2400Pa
• Snow Load: Up to 5400Pa

Degradation Profile:
• First Year Degradation: ≤1%
• Annual Degradation: ≤0.4% thereafter

Warranty Coverage:
• 25-Year Product Warranty
• 30-Year Linear Performance Warranty

JA Solar delivers precision-manufactured, high-performance solar modules for homeowners, businesses, and utility-scale projects seeking exceptional reliability, efficiency, and long-term energy yield — all from a globally trusted brand. Backed by nearly two decades of continuous research, development, and advanced manufacturing expertise, JA Solar produces innovative, high-quality, and cost-effective photovoltaic solutions designed to perform in diverse environmental conditions. With a strong global presence and a proven track record in large-scale deployments, JA Solar empowers customers to achieve greater financial returns and meaningful environmental impact for residential, commercial, and enterprise solar investments.

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