1FK7042-3BK71-1QA2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

1FK7042-3BK71-1QA2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

The SIEMENS 1FK7042-3BK71-1QA2 SIMOTICS S-1FK7 synchronous motor is a compact, high-efficiency servo motor engineered for advanced automation systems. Designed for 600 V DC operation with a continuous torque of 3 Nm and a nominal speed of 6000 rpm, this naturally cooled model provides outstanding reliability in continuous-duty applications. Featuring an absolute single-turn 20-bit encoder with DRIVE-CLiQ interface, it ensures precise position feedback and seamless integration with the SINAMICS S120/S220 drive family.

The 1FK7042-3BK71-1QA2 model combines a rugged IMB 5 construction with a rotatable power connector for flexible installation. Its shaft with feather key and IP65/IP67 protection rating guarantees stable operation even in harsh industrial conditions. With high overload capacity and maintenance-free design, it offers smooth performance for continuous or dynamic motion profiles. This motor embodies SIEMENS’ engineering excellence, ensuring durability, efficiency, and minimal commissioning effort.

Overview

SIMOTICS S-1FK7 motors are compact permanent-magnet synchronous units built for precision and versatility. The extensive range of options, encoders, and gear combinations allows engineers to tailor the system to a wide array of industrial applications. Each motor delivers exceptional power density, providing more output in a smaller footprint—ideal where installation space is limited yet high performance is required.

• High-efficiency operation for machine tools and robotic systems
• Compact footprint with superior torque stability
• Optimized integration with SINAMICS drives
• Minimal vibration and thermal loss for longer lifetime

Benefits

• Compact design for space-saving installation and universal use
• High dynamic response from reduced rotor inertia
• Reliable control under varying load conditions
• Lower commissioning time due to robust tuning characteristics

Applications

Typical areas include machine tools, handling and robotic systems, woodworking and glass machinery, packaging and textile production lines, and auxiliary motion axes. The SIMOTICS S-1FK7 range offers proven dependability across industries where precision motion and energy efficiency are essential.

Product Code: 1FK7042-3BK71-1QA2

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