1FK7043-4CH71-1CB1 SIEMENS Exclusive High-Performance Synchronous Motor Original Brand New

1FK7043-4CH71-1CB1 SIEMENS Exclusive High-Performance Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S-1FK7 1FK7043-4CH71-1CB1 is a high-precision synchronous motor designed for advanced automation and motion control applications. Engineered with a rated power of 1.2 kW, 600 V DC supply, and a rated torque of 3.5 Nm, this compact and efficient motor provides reliable performance even in continuous operation. With a rated speed of 4500 rpm and natural cooling, the motor ensures consistent thermal stability without external cooling components.

The unit is equipped with a 24-bit + 12-bit multiturn absolute encoder using DRIVE-CLiQ interface technology, providing exceptional positioning accuracy for precise control. The shaft includes a fitted key with tolerance N and an integrated holding brake for improved safety and operational control. The motor’s robust IP65 protection allows it to operate in harsh industrial environments where dust and moisture resistance are critical.

Overview

The SIMOTICS S-1FK7 motor series from SIEMENS represents the next generation of compact, high-efficiency, permanent-magnet synchronous motors. Each model is designed for seamless integration with SINAMICS S120 and S220 drive systems, creating a dynamic and scalable drive solution for a wide range of industries. The 1FK7 family combines precision, durability, and flexibility—offering optimized encoders, gear options, and mounting configurations. These motors support excellent torque stability, fast response, and efficient power conversion for demanding automation processes. They are designed for maintenance-free operation, dissipating heat effectively through the motor surface for long-term reliability.

Benefits

• Compact and space-saving design with extremely high power density
• Optimized for universal applications in industrial automation
• Exceptional control response for fast and accurate motion sequences
• Multiple configurations for dynamic or high-inertia load applications
• Reliable and easy to integrate with existing control architectures

Application

The SIMOTICS S-1FK7 High Dynamic Motor is widely used across various industries, including machine tools, robotics, handling systems, woodworking, glass processing, packaging, plastic molding, textile manufacturing, and printing machinery. Its combination of power, accuracy, and mechanical robustness ensures long-term reliability in high-demand production systems, offering users a superior motion control solution built on Siemens’ decades of engineering excellence.

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Data Sheet (PDF)

Product Code: 1FK7043-4CH71-1CB1

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