SEW EURODRIVE SA57DRS71S4 8.5 RPM, 0.33 HP, 460 VAC, 60 HZ, GEAR RATIO 201.00, OUTPUT SHAFT 1.438", SHAFT STYLE HOLLOW SHAFT

# Speed Reducers The SEW Eurodrive SA57DRS71S4 is a high-performance speed reducer designed to efficiently lower the rotational speed of electric motors while maintaining high torque output. Engineered with precision, this gear unit is ideal for a variety of industrial applications that require reliable and effective power transmission. ## Key Features • **Speed**: Operates at 8.5 RPM, providing optimal speed reduction for applications requiring slow, controlled movements. • **Power Rating**: Delivers 0.33 HP, ensuring sufficient power for moderate load applications. • **Voltage**: Designed for 460 VAC operation, suitable for industrial electrical systems. • **Frequency**: Rated for 60 Hz, compatible with standard power supplies in North America. • **Gear Ratio**: Features an impressive gear ratio of 201.00, facilitating significant reductions in speed while enhancing torque. • **Output Shaft**: Equipped with a hollow output shaft measuring 1.438 inches, allowing for easy integration into existing systems. • **Shaft Style**: The hollow shaft design enables direct coupling with other components, streamlining installation and reducing assembly complexity. ## Applications • **Industrial Machinery**: Ideal for conveyors, mixers, and other equipment where precise speed control is essential. • **Manufacturing**: Perfect for applications that demand consistent torque and speed under varying load conditions. • **Material Handling**: Suitable for automated systems requiring reliable and efficient power transmission. • **Compatibility**: Designed to work seamlessly with SEW Eurodrive's extensive range of electric motors and drive systems, ensuring optimal performance. ## Benefits • **Enhanced Efficiency**: The high gear ratio allows for reduced energy consumption while maximizing output torque. • **Reliability**: Built with SEW Eurodrive's commitment to quality, ensuring long-lasting performance under demanding conditions. • **Versatility**: Suitable for a wide range of applications, making it a flexible solution for various industrial needs. • **Ease of Installation**: The hollow shaft design simplifies alignment and connection to other components, reducing installation time and labor costs. • **Customer Support**: Backed by SEW Eurodrive’s extensive technical expertise and customer service, ensuring ongoing operational support. --- *Product information compiled with AI assistance for reference purposes.*