The JA Solar JAM72D30-550/MB is a 550 Wp n-type bifacial glass-glass module (144 cells) with ≈21. 3% efficiency, 2278 × 1134 × 35 mm dimensions and a weight of ≈31.
[PDF Version]
The table of specifications is measured under standard test conditions (Irradiance 1000W/m2, module cell temperature 25oC, air mass=1. The current and voltage generated by modules in different environments are different from those listed in the specification table.
[PDF Version]
In 2025, the residential segment installed 4,647 MWdc of solar capacity, declining 2% compared to 2024. Although module shortages and delivery delays were a concern in the fourth quarter, many installers ultimately received the equipment they needed.
[PDF Version]
Solar panels perform an elegant dance of physics: photons from the sun strike silicon cells, knocking electrons loose and creating direct current (DC) electricity, which your inverter then transforms into the alternating current (AC) that powers your home.
[PDF Version]
