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Siemens 1FK7042-5AF71-1SA0 SIMOTICS S Servo Motor Resolver Keyed Shaft

Siemens SIMOTICS S 1FK7 Compact Servo Motor, Resolver, Keyed Shaft

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ManufacturerSiemens

Part number1FK7042-5AF71-1SA0

Torque 3.0 Nm

Speed 3000 rpm

Power 0.82 kW

Cooling Natural

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3.0 Nm Torque 0.82 kW Power Multi-Pole Resolver Keyed Shaft No Holding Brake IP64 Protection High Resolution Feedback

Product description

The Siemens 1FK7042-5AF71-1SA0 is a SIMOTICS S synchronous servo motor from the 1FK7 Compact series, offering 3.0 Nm of torque, 3000 rpm speed, and 0.82 kW power. It features natural cooling, IM B5 (IM V1, IM V3) mounting, and a rotatable 270° power/signal connector. This motor is equipped with a multi-pole resolver (P=4) for feedback. It has a shaft with a fitted key (tolerance N), no holding brake, and IP64 protection.

This servo motor is suitable for demanding automation applications requiring a multi-pole resolver for high-resolution feedback and a keyed shaft for secure power transmission. It's used in industrial machinery, robotics, and high-precision motion control systems.

Stanlo Automation, a veteran-owned surplus distributor, offers the Siemens 1FK7042-5AF71-1SA0. We provide access to quality industrial automation parts, ensuring your equipment remains operational and efficient.

Technical specifications

Torque	3.0 Nm
Speed	3000 rpm
Power	0.82 kW
Cooling	Natural
Mounting	IM B5 (IM V1, IM V3)
Encoder	Resolver Multi-Pole (P=4)
Shaft	Shaft with Fitted Key, Tolerance N
Brake	Without Holding Brake
Protection	IP64

Common applications

Industrial Machinery

Robotics

High-Precision Motion Control

Automation Equipment

Machine Tools

Servo Applications

Also known as

Siemens SIMOTICS Servo Motor Multi-Pole Resolver 1FK7 Series Motor Keyed Shaft Compact Servo Motor Resolver

Technical note

Expert tip

The keyed shaft ensures a strong mechanical link, preventing slippage under high torque loads, making it suitable for direct drive applications.

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Frequently asked questions

What is the benefit of a multi-pole resolver on the Siemens 1FK7042-5AF71-1SA0 motor?

A multi-pole resolver, like the P=4 type on the Siemens 1FK7042-5AF71-1SA0, generally offers higher resolution feedback compared to single-pole resolvers, enabling more precise motion control.