How many meters long and wide are 26 photovoltaic panels

Generally speaking, the length of residential solar panels is between 65 inches (1. 65 meters) and 79 inches (2 meters). The area of the panels is between 18 and 22 square feet (from 1,7 to 2 square. . The dimensions of 60-cell solar panels are as follows: 66 inches long, and 39 inches wide. But what is the wattage? That is unfortunately not listed at all. [pdf]