Don't plug these 7 appliances (including AC units) into extension cords - here's why

NurPhoto / Gettyimages Extension cords are generally a safe solution for running power to electronics that are too far from the nearest wall outlet. But the operative word here is "electronics," which is not as all-encompassing as some people might think. Also: This palm recognition smart lock doubles as a video doorbell (and has no monthly fees) Appliances (like refrigerators and toaster ovens) are obviously electronic devices, but they're in a different class from most electronics because of the amperage demands they need to function. Why you shouldn't plug everything into an extension cord Extension cords are manufactured with a maximum capacity to handle electrical current, which is determined by the size or gauge of the wire used in the cord. For instance, a 16-gauge extension cord can handle a maximum of 13 amps, while a 14-gauge cord can handle up to 15 amps (or 1,800 watts), the same as a standard wall outlet in the US. When an appliance demands more power than the extens ... Read full article.