1FK7042-3BK71-1QB2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

1FK7042-3BK71-1QB2 SIEMENS Exclusive SIMOTICS S-1FK7 High Inertia Synchronous Motor Original Brand New

The SIEMENS SIMOTICS S-1FK7 High Inertia Motor (Part No. 1FK7042-3BK71-1QB2) is a precision-engineered synchronous motor designed to deliver smooth, stable torque and outstanding reliability for advanced industrial automation. Built with permanent-magnet technology and high-grade materials, it ensures remarkable efficiency and motion accuracy. Operating at a nominal speed of 6000 rpm with a torque of 3 Nm and power output of 0.94 kW, this model achieves exceptional balance between performance and energy savings.

Its 20-bit single-turn absolute encoder with DRIVE-CLiQ interface enables exact positioning and real-time feedback within the SINAMICS S120/S220 drive system, allowing seamless integration into high-precision motion applications. The motor’s rotatable power connector, IP65 protection rating, and robust mechanical construction make it suitable for challenging industrial environments. Natural cooling via the outer surface maintains consistent performance without the need for additional ventilation systems.

Overview

The SIMOTICS S-1FK7 series represents a compact, high-efficiency family of synchronous motors that combines versatility with superior engineering. These motors can be configured with a variety of encoders, gearboxes, and mechanical options, making them adaptable to nearly any industrial motion task. Designed for dynamic control and high load stability, the S-1FK7 High Inertia version offers smooth acceleration and deceleration, reducing vibration and mechanical stress in complex systems.

• Compact and lightweight structure for easy installation in limited spaces
• High overload capacity and consistent torque even under demanding loads
• Robust closed-loop control for applications requiring precise positioning
• Compatible with a wide range of SIEMENS SINAMICS drives and automation platforms

Applications

This high-performance motor is ideally suited for advanced automation systems, such as:

• Machine tools and robotics
• Packaging, printing, and textile machinery
• Wood, glass, and ceramics processing
• Material handling and auxiliary axes

The 1FK7042-3BK71-1QB2 model provides an optimal blend of power, precision, and durability, ensuring long-term operational reliability for your production line.

Product Code: 1FK7042-3BK71-1QB2

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