Siemens 1FK7042-2AF71-1CH1 — Synchronous Servo Motor

Part number1FK7042-2AF71-1CH1
BrandSiemens
CategoryServo Motor
DescriptionSynchronous Servo Motor
ManufacturerSiemens
Product Line1FK7
Part Number1FK7042-2AF71-1CH1
UPC887621000356
Weight11.00 lbs (4.99 kg)
ProductSynchronous Servo Motor
Speed3000 RPM
Number of Poles8
Rated Torque2.6 Nm
Rated Current2 A
Static Torque3 Nm
Stall Current2.2 A
Moment of Inertia3.2 kgcm²
Efficiency89%
Torque Constant1.39 Nm/A
Rotary Field Inductance35.0 mH
Thermal Time Constant30 min.
Degree of ProtectionIP65
Shaft EndPlain Shaft
Holding Brake VersionPermanent Magnet Brake

The Siemens 1FK7042-2AF71-1CH1 is a precise synchronous servo motor that operates at a speed of 3000 RPM. With a rated torque of 2.6 Nm, this motor is suitable for various demanding applications.

Also written as

887621000356

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.

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