Stores that sell solar-powered fans include Natural Light Energy Systems and online retailers eBay and Amazon.com. Solar-powered fans get their power from solar cells that convert light energy into electricity.
Based out of Phoenix, Arizona, Natural Light Energy Systems sells solar-powered attic fans that can be mounted from the roof, gable or curb. The roof- and gable-mounted models are ideal for homes, while the curb-mounted models are ideal for commercial and industrial buildings.
EBay lists several sizes and types of portable solar-powered fans that can be used in outdoor gardens, camping homes and the inside of vehicles, as well as roof-mounted types, as of 2015. Amazon.com offers a plug-and-play stand fan that connects to a 30-Watt solar panel module, with alternate power cable connections to a 12-volt battery.