Solar photovoltaic modules (or panels) convert solar radiation during the day into electricity.

Their output is measured in Peak Watts, which designate the maximum power that a module can produce on a sunny day.

Rex Investment Ltd is an authorised distributor of Suntech modules in East Africa. Suntech is the world leader in module manufacturing using silicon technology. The products meet IEC standards and are manufactured in ISO9001 and ISO14001 plants.