1FK7042-3BK71-1QH1 SIEMENS Exclusive SIMOTICS S-1FK7 Synchronous Servo Motor Original Brand New

1FK7042-3BK71-1QH1 SIEMENS Exclusive SIMOTICS S-1FK7 Synchronous Servo Motor Original Brand New

The SIEMENS SIMOTICS S-1FK7 motor with part number 1FK7042-3BK71-1QH1 is a compact, high-performance synchronous servo motor engineered to deliver precision, speed, and durability in demanding industrial environments. With a rated power of 0.94 kW and a nominal speed of 6000 rpm, this motor provides consistent torque output and efficient energy conversion. Its natural cooling design and IP65 protection class make it suitable for a wide range of motion control applications in machine tools, robotics, and automated systems.

This model is part of the SIEMENS High Inertia (HI) motor range, designed for superior stability and robust closed-loop control. It features a rotatable power connector and an absolute single-turn 20-bit encoder with DRIVE-CLiQ interface for precise position feedback. The motor’s smooth shaft and integrated holding brake enable accurate motion profiles and reliable positioning in complex production tasks. Its optimized electromagnetic design ensures quiet operation and high efficiency, reducing thermal stress while maximizing performance under continuous load.

Overview

SIMOTICS S-1FK7 motors represent the next generation of permanent-magnet synchronous motors built for compact installation and dynamic operation. Their modular concept allows for flexible adaptation using various encoders and gear units, ensuring compatibility with numerous automation setups. When combined with SINAMICS S120 or S220 drive systems, they form a powerful motion control solution with high-precision regulation and fast response times.

• Compact and space-saving design with high power density
• Available in Compact, High Dynamic, and High Inertia versions
• Excellent overload capability and long service life
• Optimized for maintenance-free, naturally cooled operation
• Seamless integration with industrial control networks

Applications

The 1FK7042-3BK71-1QH1 is ideal for use in machine tools, packaging equipment, robotics, printing machines, and processing systems for wood, glass, ceramics, and plastics. Its reliability and precision make it an excellent choice for high-demand automation environments requiring dynamic control, accurate torque delivery, and extended durability.

Product Code: 1FK7042-3BK71-1QH1

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