12V Tire Inflator: How Much Current It Uses, Amperage, and PSI Explained
A 12V tire inflator usually draws 10A to 20A of current. Some models, for instance, use 11.8A to reach a maximum pressure of 100 PSI. Make sure your power supply can provide at least 15A. Typically, these inflators can fill a standard car tire in about 8 minutes. PSI, which stands for pounds per square … Read more