1FK7042-2AF21-1UG1 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

1FK7042-2AF21-1UG1 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S 1FK7042-2AF21-1UG1 is a compact, high-efficiency synchronous motor engineered for precision, stability, and long-term performance. Designed for demanding industrial automation tasks, this model provides a rated power of 0.82 kW and delivers 3 Nm torque at 3000 rpm with natural cooling. Built with advanced magnetic materials and robust insulation, it ensures smooth, consistent operation even under variable load conditions. The IP65 protection class offers strong resistance to dust and water, making it ideal for high-duty industrial environments.

The 1FK7042-2AF21-1UG1 motor features a multi-pole resolver with DRIVE-CLiQ interface, providing reliable feedback for closed-loop control. Its rotatable power connector and compact IMB 5 construction simplify installation and integration in tight spaces. The smooth shaft design guarantees low mechanical wear and minimal vibration, while the motor’s natural cooling eliminates the need for external fans, reducing maintenance requirements and operational noise.

Overview

The SIMOTICS S-1FK7 motor family represents Siemens’ premium standard in permanent-magnet synchronous technology. These motors combine high torque density with a compact footprint, enabling machine builders to achieve superior performance and reliability within limited installation space. When paired with SINAMICS S120 or S220 drive systems, they form a powerful, flexible, and scalable motion control solution.

Each unit features integrated encoder systems that ensure precise speed and position control. The result is optimized system accuracy and a smoother mechanical response. With high overload capability, the 1FK7 series delivers dependable performance across a wide range of dynamic and high-precision applications.

Benefits

• Compact design enables space-saving installation.
• Versatile use across numerous industrial applications.
• Wide selection of motor variants for customized configurations.
• High dynamic response with minimal rotor inertia.
• Excellent closed-loop control for systems with variable loads.
• Reduced commissioning time and simple setup.

Application

Ideal for use in machine tools, robots, packaging systems, printing machinery, and other automation processes, this motor is built for precision and endurance. It also performs reliably in woodworking, glass, ceramics, textile, and plastic manufacturing environments where consistent torque and stability are critical.

Download

Data Sheet (PDF)

Product Code: 1FK7042-2AF21-1UG1

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