The UM50E40B11 (also known as the Honeywell UM50 Universal Motor) is a universal motor designed for appliances such as clothes washers, dishwashers, garbage disposers, and lawn mowers. It is a high-performance, high-efficiency, single-phase induction motor. It features a self-cooling, air-over design and is capable of operation up to 10,000 RPM. It is designed to withstand harsh environmental conditions, including temperatures up to 160°F. It also offers smooth and quiet operation and is capable of running multiple start and stop cycles.