The Instaline Automatic Transfer Switch is a reliable and easy-to-install automatic transfer switch designed to provide power switching between two power sources. It is suitable for a variety of applications and is UL Listed and CSA Certified. The Instaline Automatic Transfer Switch provides a safe and efficient way to transfer power between two sources. It is designed to quickly and automatically switch between two power sources in the event of a power failure or when the primary power source is interrupted. The unit is equipped with a manual override feature and is suitable for use with residential and commercial applications. The Instaline Automatic Transfer Switch is simple to install and is backed by a five year warranty.