Replacement coils are a critical component to a well functioning tanks , sub-ohm tanks , and atomizers. For users to have the best vape experience, they often try a variety of resistances, builds, and wattage ranges to find their optimal flavor and usage settings. With endless amounts of variables and combinations available with sub ohm tanks and atomizers, many users go through an extended period of time trying a variety of coil-types and resistances to find the best solution that suits their needs with the product they’re using. Coils are typically manufactured by brand and state the recommended wattage range to be used. Depending on the wattage, frequency, and flavor taste, the user is able to determine when it is best to replace the existing coil to maintain their vape experience. At Premium Vape Supply we carry a vast selection of authentic replacement coils from reputable companies such as Aspire , Sense , Smok , and Uwell.