1\Can a 300 watt solar panel run a refrigerator? Generally it is not sufficient to power a typical home refrigerator continuously. Because it depends on the power consumption of the refrigerator and the power generation efficiency of the solar panel (affected by sunlight intensity, sunlight angle, shadow, etc.). A properly configured home solar system with batteries and inverters is also key to achieving this. 2\How big is a 300 watt solar panel? The size of this solar panel is 1755 ×1038 × 35mm. 3\How many 300 watt solar panels to run a house? Assuming an average household energy consumption of around 800 kWh per month and considering typical solar insolation values, you might need approximately 15 to 25 300 watt solar panels to cover your energy needs. However, this is a rough estimate. 4\How many amps does 300 watt solar panel produce? The amps of this solar panel is 10.6-10.91 amps. 5\How many batteries can a 300 watt solar panel charge? A 100ah battery is enough. In fact, if you only have a 300W solar panel, the power will be used by your appliances immediately! More questions Inquire now！