Abstract: An electric fuel flow control device for use with oil and gas equipment, such as fueling systems for frac pumps. The electric fuel flow control device includes a battery, control circuitry, an enclosure that encloses the control circuity, and includes an electric fluid sensor, a valve, a beacon light, a status light, a button, an adapter cap enabling connection to a fuel tank, and a mandrel. The electric fuel flow control device may be used as a primary fuel flow control device or a backup fuel flow control device.