1FK7042-2AF71-1QB1 SIEMENS Exclusive SIMOTICS S-1FK7 Compact Synchronous Motor Original Brand New

1FK7042-2AF71-1QB1 SIEMENS Exclusive SIMOTICS S-1FK7 Compact Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S-1FK7 motor with model 1FK7042-2AF71-1QB1 is a premium-grade synchronous servo motor designed for maximum precision, dynamic performance, and long-term durability. Built for demanding automation environments, this compact motor offers exceptional torque stability, quiet operation, and a naturally cooled design that ensures consistent efficiency in continuous operation. Its robust construction and superior engineering quality make it an excellent choice for a wide range of industrial machinery.

With a nominal power of 0.82 kW, rated torque of 3 Nm, and speed of 3000 r/min, this synchronous motor provides outstanding performance across various applications. It features an absolute encoder single-turn 20-bit system with DRIVE-CLiQ interface, enabling accurate position feedback and reliable connectivity with SIEMENS drive systems. The integrated holding brake, IP65 protection, and feather-key shaft design enhance operational safety, ease of integration, and overall reliability.

Overview

The SIMOTICS S-1FK7 series from SIEMENS represents the next generation of compact, permanent-magnet synchronous motors. These motors can be flexibly adapted to different industrial requirements through various encoder and gearbox options. When combined with SINAMICS S120 or S220 drive systems, they form a highly efficient, feature-rich motion control solution suitable for modern automation demands. The integrated encoder systems ensure superior precision in speed and position control, while the naturally cooled housing provides efficient heat dissipation and excellent overload capacity.

Design and Benefits

The 1FK7042-2AF71-1QB1 compact motor is designed to save space while delivering remarkable power density. The modular configuration allows universal use across diverse applications such as robotics, packaging, printing, and machine tools. Its high dynamic performance results from an optimized rotor design that minimizes inertia, ensuring fast acceleration and responsive motion control. For installations requiring enhanced control stability, the High Inertia variants offer superior load management and smooth performance under variable torque conditions.

Thanks to its precise feedback system, rugged mechanical design, and compatibility with modern SIEMENS drive technologies, this motor delivers both reliability and flexibility. It supports seamless integration into automation networks, offering exceptional performance for industries requiring continuous operation and absolute precision.

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Data Sheet (PDF)

Product Code: 1FK7042-2AF71-1QB1

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