JA SOLAR JAM54D40-465/LR DEEP BLUE 4.0 Pro JA SOLAR JAM54D40-465/LR is a next generation N-type TOPCon photovoltaic module from Deep Blue 4.0 Pro series, engineered for high-efficiency rooftop applications, combining strong energy yield with long-term reliability. Designed with advanced monocrystalline N-type cells, this 465 W module delivers up to 23.3% efficiency, ensuring maximum power output per square meter. Its glass-glass construction enhances mechanical strength, fire resistance, and durability in demanding environments, while ultra-low degradation supports consistent performance over decades. The compact 54-cell format ideal for residential and commercial rooftops. Supports excellent low-light response, a stable temperature coefficient, and robust component design including IP68-rated junction box. The Deep Blue 4.0 Pro series is a premium solution for long-term investments, delivering high yield, enhanced safety, and proven durability. More information: Datasheet Installation Manual Warranty