Wholesale Siemens Permanent-magnet Synchronous Motor, 1FK7044-4CF71-1QA1, for SIMOTICS S-1FK7 Supplier, Suppliers

Siemens 1FK7044-4CF71-1QA1 is a high-dynamic (HD), permanent-magnet synchronous motor from the SIMOTICS S-1FK7 series. It is designed for applications requiring extremely high dynamic response, such as machine tools and robotic systems, due to its very low rotor moment of inertia.

Product Description

Technical Specifications

Key Features
Power & Torque

Rated active power of 1.2 kW, rated torque of 3.7 Nm, and static stall torque of 4.5 Nm.

Speed

Rated for 3000 rpm at a DC link voltage of 510–720V.

Encoder

Pre-assembled single-turn absolute encoder (AS20DQI) with 20-bit resolution and DRIVE-CLiQ interface.

Shaft Design

Equipped with a shaft with feather key (tolerance N); does not include a holding brake.

Cooling & Construction

Utilizes natural cooling (natural convection) and IM B5 (IM V1, IM V3) flange mounting design.

Protection

Rated at IP65 for high durability against dust and water jets.

Design Features
Rotatable Connector

Includes a rotatable power connector for flexible installation in tight spaces.

High Dynamics

Designated as High Dynamic (HD) version ("44"), optimized for high acceleration and fast positioning tasks.

Compatibility

Seamlessly integrates with SINAMICS S120 drive systems.

More About Us

DingYan Machinery offer all the parts of Fanuc brand items. Products contains all the accessories of CNC controller, drivers and amplifier, encoder, motor, IO modules, fan and other spare parts.

We want to be your final one-stop CNC machine tool accessories supplier, we have most Fanuc products in stock, let’s help you be more successful in your market!

Disclaimer

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At DingYan Machinery, our focus is on providing you—our customers—with 100% new, genuine CNC controller spare parts. Our sizeable team stands ready to offer strong support, from pre-sales guidance to after-sales help. We guarantee a 1-year warranty for every part sold, excluding damage caused by human factors.

If you need any product-related help or support, we’re happy to assist. We’re committed to creating safe, reliable, high-performance products just for you. Additionally, we’ll keep working to add more products and brands based on what you need. For questions, simply send us an email or give us a call.

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Frequently Asked Questions

What are the main power and speed capabilities of this motor?
The motor delivers a rated active power of 1.2 kW, a rated torque of 3.7 Nm (static stall torque of 4.5 Nm), and operates at a rated speed of 3000 rpm with a DC link voltage of 510–720V.
Does this specific model feature an integrated holding brake?
No, this model features a shaft with a feather key (tolerance N) and does not include a holding brake.
What type of encoder system is installed?
It comes equipped with a pre-assembled single-turn absolute encoder (AS20DQI) featuring 20-bit resolution and a DRIVE-CLiQ interface for precision feedback.
What warranty is provided by DingYan Machinery?
DingYan Machinery guarantees a 1-year warranty for every part sold, excluding any damage caused by human factors.
Are the spare parts sold by DingYan Machinery genuine?
Yes, DingYan Machinery focuses on supplying 100% new, genuine CNC controller spare parts along with comprehensive pre-sales and after-sales support.

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