110V Dual Power Automatic Transfer Switch 4P 100A 80A 63A Overview This 110V dual power automatic transfer switch provides reliable automatic transfer between two power sources. Available in 4P form and in three current ratings 100A, 80A, and 63A, it is designed to keep electrical loads supplied without manual intervention. Key benefits Automatic switching between primary and secondary power sources to reduce downtime and manual intervention. Multiple current ratings allow matching to system load requirements for flexible installation. Four pole design supports comprehensive circuit switching in a single device for simplified wiring. Compact, serviceable design fits common electrical panel layouts and installations. Consistent performance for routine power management tasks in residential, commercial, and light industrial settings. Features and specifications Control voltage: 110V Poles: 4P (four pole) Current ratings: 100A, 80A, 63A Function: Automatic transfer between two power sources Installation: Suitable for standard electrical panels and distribution setups Application scope: Designed for systems that require automatic changeover between two independent supplies Compatibility and performance Compatible with typical mains and backup generator configurations or other dual power arrangements employing a 110V control circuit. Available current ratings let you select the appropriate unit for load size and protection requirements. Four pole switching provides simultaneous control of all conductors for a complete transfer of supply. Typical use scenarios Residential backup power: Automatic transfer between utility supply and home generator to maintain essential circuits during outages. Small commercial facilities: Automatic changeover for shops, offices, and workshops to keep critical equipment and lighting operational. Remote or temporary sites: Reliable power switching for construction sites, remote cabins, or telecom equipment that depend on two independent power sources. Installation and selection guidance Choose the current rating that matches the total load and upstream protective devices. Ensure the control circuit is supplied at 110V for correct operation. Verify wiring and panel space to accommodate a 4P transfer switch and permit safe access for maintenance. This automatic transfer switch offers a straightforward solution for managing dual power sources with options in 100A, 80A, and 63A to suit common electrical requirements.