U.S. Motors 6651RS - Rescue Select OEM Replacement ECM Blower Motor, 1 HP, 208-230V, 1050 RPM, Variable Speed, Reversible RESCUE® Select™ Motors OEM Replacement for ECM Furnaces and Air Handlers. ECM motor designed as a drop-in replacement for OEM constant torque motors. The RESCUE Select's motor and module technology provides 6000V surge protection, and operates quieter than the OEM ECM motor.Features and Benefits: Direct OEM replacement - programmed torque values set to match OEM performance. 6000V surge protection - more than double the protection of many OEM motors. Fully potted electric module for superior moisture protection. Motor and module technology creates smooth, quiet speed changes. Motor Specifications: Horsepower: 1/3, 1/2, 3/4, 1. Rated Voltage: 115V or 208-230V. RPM: 600 - 1200 RPM. Speeds: Up to 5 based on OEM control signal. Enclosure: Open Air Over (OAO).