JA Solar is a Chinese solar panel manufacturer that produces photovoltaic (PV) modules for residential, commercial, and utility-scale solar projects. The JA Solar 545W Mono is a high-powered solar panel that utilizes monocrystalline silicon technology to deliver efficient energy production.

Here are some of the specifications for the JA Solar 545W Mono:

• Power output: 545 watts
• Efficiency: up to 21.2%
• Dimensions: 2285mm x 1134mm x 35mm (89.96in x 44.65in x 1.38in)
• Weight: 33.1 kg (73.0 lbs)
• Cell type: monocrystalline silicon
• Number of cells: 210
• Maximum system voltage: 1500V
• Warranty: 12-year product warranty, 25-year linear power output warranty

It’s important to note that the actual performance of a solar panel can vary depending on factors such as temperature, shading, and the angle and orientation of the panel. It’s also important to consider the cost of the panel and whether it fits within your budget and energy needs.