The direct answer is yes, you can physically install a 550w solar panel vertically, but from a practical and financial standpoint, it is almost always a poor choice that will drastically reduce energy production and increase the cost per watt of your system.
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A solar lighting system harnesses sunlight through photovoltaic panels, converts it to electricity, and stores energy in batteries to power LED fixtures after dark.
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Solar panels generate electricity when sunlight strikes photovoltaic (PV) cells, producing direct current (DC) that an inverter converts into AC power for your home or business. When any part of a panel is shaded, the light available to those cells drops and so does the current they.
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First, you wire 2 sets of 2 panels in series to create 2 series strings of 24 volts (12V + 12V) and 8 amps.
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