1FK7043-4CF21-1CB2 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

1FK7043-4CF21-1CB2 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

The SIEMENS 1FK7043-4CF21-1CB2 is a high-performance synchronous motor from the SIMOTICS S-1FK7 series, designed to deliver exceptional precision, reliability, and torque consistency for modern automation systems. With a rated power of 0.94 kW, a torque of 3.3 Nm, and a rated speed of 3000 rpm, this compact motor provides efficient and stable performance across demanding industrial applications. The model features a naturally cooled design for optimal thermal efficiency and includes a rotatable power connector for flexible installation. Equipped with an absolute 24-bit + 12-bit multiturn encoder (AM24DQI) using DRIVE-CLiQ interface, it ensures accurate feedback for precise motion control. The shaft with fitted key, IP65/IP67 protection, and integrated holding brake make this motor ideal for both dynamic and high-precision environments.

Overview

The SIMOTICS S-1FK7 motor range combines compact construction, high efficiency, and superior control capabilities. These permanent-magnet synchronous motors are known for their flexibility and adaptability, thanks to the availability of multiple options, gearboxes, and encoder configurations. Designed for seamless integration with the SINAMICS S120 and S220 drive systems, they create powerful automation solutions with high performance and control precision. Their robust design and thermal management system enable continuous operation without the need for external cooling, while the optimized electromagnetic design ensures outstanding torque density and minimal maintenance requirements.

Benefits and Applications

The 1FK7043-4CF21-1CB2 motor offers excellent dynamic performance, reliable speed regulation, and quiet operation. Its compact dimensions support space-saving installation in confined machine layouts. It is ideally suited for machine tools, robotic systems, packaging lines, and material handling applications. Additional advantages include low inertia for quick acceleration, high overload capacity, and long operational life. Whether used in automation, precision cutting, or assembly systems, this motor guarantees dependable motion control and long-term productivity.

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Data Sheet (PDF)

Product Code: 1FK7043-4CF21-1CB2

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