The SEW R27DRN90L4 is a compact helical AC gear motor designed to European CE standards (50 Hz). It features an IE3 high-efficiency four-pole motor with a rated power of 2 horsepower (approximately 1.5 kW) and is built for continuous S1-100% operation.
Utilizing a compact foot-mounted design, this model delivers an overall gear ratio of 13.28, precisely reducing the motor’s input speed of 1461 rpm to an output speed of 110 rpm. It generates an output torque of 1150 LB-in and, with a service factor of 1.00, can reliably withstand an overhung load of 470 Lb, making it ideal for light-duty and smooth-running applications.
The motor maintains a stable efficiency range of 84.6%–86.1% under varying loads, offering excellent energy savings. Its unpainted finish and flexible terminal box and cable entry design simplify custom installation and maintenance. Widely used in small automation equipment, light machinery, and material handling systems, it provides a reliable drive solution for industrial applications.