1FK7043-4CH71-1QH0 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

1FK7043-4CH71-1QH0 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S 1FK7043-4CH71-1QH0 is a precision-engineered synchronous motor built for performance, reliability, and efficiency. With a rated power of 1.2 kW and a rated torque of 3.5 Nm, this advanced motor offers outstanding acceleration and torque stability for high-demand industrial environments. Operating at 600V DC and achieving speeds up to 4500 rpm, it is perfectly suited for automation and motion control systems that require consistent output and precise dynamics. Featuring a naturally cooled design and a rugged IP64 protection class, it ensures dependable operation even under continuous load.

This exclusive motor variant includes a rotatable power connector, a plain shaft with tolerance class N, and an integrated holding brake for secure and stable positioning. Equipped with an absolute single-turn encoder (AS20DQI) using the DRIVE-CLiQ interface, it guarantees accurate feedback and smooth communication with Siemens drive systems. Designed for long-lasting performance, it delivers exceptional energy efficiency and reduced maintenance needs, minimizing downtime while maintaining operational precision.

Overview

The SIMOTICS S-1FK7 family of permanent-magnet synchronous motors represents Siemens’ innovation in compact, high-performance motion solutions. This motor range can be seamlessly integrated with SINAMICS S120 or S220 drive systems, forming a powerful drive package ideal for modern automation architectures. Its modular design and wide selection of encoders, gear units, and variants enable perfect adaptation to various machine configurations. These motors are engineered to meet the rising performance expectations of next-generation production systems and deliver consistent accuracy with optimized thermal behavior.

Benefits

• Compact construction with exceptionally high power density, ideal for space-limited installations.
• Versatile configuration for universal applications across multiple industrial sectors.
• Outstanding dynamic response enabled by the low rotor moment of inertia for high-precision operations.
• Stable control characteristics for demanding loads and applications with variable inertia.
• Minimal commissioning effort due to robust closed-loop control and precise system tuning.

Applications

The 1FK7043-4CH71-1QH0 motor is widely used in machine tools, robotics, packaging, textile machinery, and automation systems. It ensures smooth operation, accurate positioning, and low vibration, making it suitable for high-speed production lines and precision-driven applications such as wood, glass, ceramic, and printing machines. With its advanced design, it provides reliable performance in continuous operation while maintaining energy efficiency.

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Data Sheet (PDF)

Product Code: 1FK7043-4CH71-1QH0

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