1FK7043-4CH71-1CA2 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New
The SIEMENS SIMOTICS S 1FK7043-4CH71-1CA2 represents a new generation of compact synchronous servo motors designed for precision, durability, and efficiency in advanced automation systems. Delivering a rated power of 1.2 kW and a nominal torque of 3.5 Nm, this motor provides excellent torque density in a naturally cooled housing. With a nominal speed of 4500 rpm and IP65/IP67 protection, it ensures consistent performance even in harsh industrial conditions. The model features a 24-bit + 12-bit multiturn absolute encoder with DRIVE-CLiQ interface for accurate feedback and positioning, as well as a rotatable power connector for flexible installation. Its compact frame size (IMB 5, IM V1, IM V3) allows for space-saving integration into modern machine designs.
Overview
The SIMOTICS S-1FK7 motor family is engineered to combine high dynamics with exceptional precision. Built using permanent-magnet technology, these motors are optimized for integration with SINAMICS S120/S220 drive systems, forming a complete motion-control solution with seamless communication and reliable performance. The 1FK7043-4CH71-1CA2 model belongs to the High Dynamic (HD) range, ensuring rapid acceleration and fast response times—ideal for demanding servo applications where speed and control accuracy are critical. Heat dissipation through the external surface allows the unit to operate without additional cooling, maintaining optimal temperature stability and long-term reliability.
Benefits
- Compact design with high power density for space-saving installation.
- Flexible encoder and gearbox configurations for versatile applications.
- High overload capacity ensuring stable performance under dynamic loads.
- Exceptional control precision and smooth operation with low noise.
- Maintenance-free design for reduced downtime and long service life.
Applications
- Machine tools and precision robotics
- Handling, packaging, and textile machinery
- Wood, glass, and ceramics processing systems
- Printing and auxiliary automation axes
Product Code: 1FK7043-4CH71-1CA2
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