1FK7042-3BK71-1CH2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

1FK7042-3BK71-1CH2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S-1FK7 High Inertia Synchronous Motor (1FK7042-3BK71-1CH2) is a premium-grade industrial motor engineered for precision, durability, and optimal performance in demanding automation systems. Delivering a rated power of 0.94 kW with a nominal speed of 6000 rpm, this model combines compact design with high-torque efficiency, ensuring reliable operation even under fluctuating load conditions. Its naturally cooled construction and high protection ratings (IP65 shaft / IP67 flange) make it suitable for continuous duty in challenging environments.

Equipped with a rotatable power connector and an integrated AM24DQI 24-bit + 12-bit multi-turn absolute encoder via DRIVE-CLiQ interface, this motor provides exceptional precision in position and speed feedback. The smooth shaft with holding brake guarantees controlled motion, while its robust mechanical design supports extended operational lifetime and minimal maintenance. The 1FK7042-3BK71-1CH2 is built to exceed industry standards, offering reliability across a wide range of industrial applications.

Overview

SIMOTICS S-1FK7 motors represent SIEMENS’ innovation in permanent-magnet synchronous technology. These motors combine compact dimensions with high-power density, allowing machine designers to optimize space without compromising performance. Compatible with SINAMICS S120 / S220 drive systems, they form an efficient drive package delivering precision motion control, fast acceleration, and excellent dynamic response. Each unit can be configured with different encoder types, enabling flexible integration into diverse automation setups.

• Compact design for space-saving installations
• High overload capacity for demanding cycles
• Integrated encoder systems for precise position feedback
• Excellent mechanical balance and thermal performance
• Optimized for noise reduction and energy efficiency

Applications and Advantages

The SIMOTICS S-1FK7 series supports versatile applications such as machine tools, robotics, packaging, printing, and material-processing machinery. The High Inertia version ensures stable closed-loop control for systems with large or varying load moments, reducing setup complexity and tuning time. With its universal adaptability, this motor contributes to consistent productivity and long-term operational stability in every automation line.

Product Code: 1FK7042-3BK71-1CH2

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