1FK7043-4CH71-1RA2 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

1FK7043-4CH71-1RA2 SIEMENS Exclusive SIMOTICS S Synchronous Motor Original Brand New

The SIEMENS 1FK7043-4CH71-1RA2 belongs to the advanced SIMOTICS S-1FK7 series, designed for precision, performance, and durability in demanding industrial applications. This synchronous servo motor delivers 1.2 kW rated power with a torque of 3.5 Nm at 4500 rpm, making it ideal for high-performance motion control systems. Featuring a compact and naturally cooled design, it is perfectly suited for environments where efficiency and space utilization are crucial. Its robust housing provides protection up to IP65, ensuring reliable operation under tough conditions, while the flange complies with IMB 5 (IM V1, IM V3) mounting standards for versatile integration.

The motor is equipped with an absolute encoder AM20DQI that provides 20-bit + 12-bit multiturn resolution via DRIVE-CLiQ interface, allowing highly accurate feedback for position and speed control. With its rotatable power connector, keyed shaft (tolerance N), and no holding brake, the 1FK7043-4CH71-1RA2 ensures smooth performance, low maintenance, and flexibility for diverse mechanical configurations. Engineered for seamless compatibility with the SINAMICS S120/S220 drive systems, it supports modern automation solutions where precision, repeatability, and energy efficiency are key factors.

Overview

The SIMOTICS S-1FK7 series represents Siemens’ premium range of permanent-magnet synchronous motors known for compactness and adaptability. The design supports a variety of encoder and gearbox combinations to fit numerous industrial setups. Built for operation without external cooling, these motors dissipate heat through their surface while maintaining a high overload capacity. This makes them a dependable choice for machine builders and automation integrators looking for long-term stability and minimal service downtime.

Benefits

• Extremely compact form factor enables space-saving installation with exceptional power density.
• Suitable for a wide range of applications across multiple industrial sectors.
• High dynamic response from reduced rotor inertia ensures rapid acceleration and precision control.
• Robust performance under variable loads with stable closed-loop control properties.
• Minimal setup time and simplified commissioning for consistent productivity.

Applications

• Machine tools and automated production systems
• Robotics and high-speed handling mechanisms
• Wood, glass, ceramics, and stone processing
• Packaging, plastic, and textile manufacturing
• Printing and auxiliary motion axes

Download

Data Sheet (PDF)

Product Code: 1FK7043-4CH71-1RA2

Discover more Siemens products at Turll.com