Siemens 1FK7042-5AF71-1AH3 — The 1FK7042-5AF71-1AH3 model by Siemens is categorized as a SIMOTICS S synchronous servo motor designed for high-performance applications

Part number	1FK7042-5AF71-1AH3
Brand	Siemens
Category	Servo Motor
Description	The 1FK7042-5AF71-1AH3 model by Siemens is categorized as a SIMOTICS S synchronous servo motor designed for high-performance applications
Manufacturer	Siemens
Product Line	1FK7
Part Number	1FK7042-5AF71-1AH3
UPC	662643207699
Weight	5.69 lbs (2.58 kg)
Name	SIMOTICS S Synchronous Servo Motor
Motor Type	1FK7 Compact
Rated Torque	3.0 Nm
Rated Speed	3000 RPM
Rated Power	0.82 kW
Cooling Type	Naturally Cooled
Mounting Type	IM B5
Encoder Type	Incremental Encoder
Encoder Resolution	2048 Pulses Per Revolution (PPR)
Shaft Type	Plain Shaft with Tolerance N
Degree of Protection	IP64
Paint Finish	RAL7016
Power and Signal Connector	Rotatable by 270°
Insulation Class	F (155°C)
Shaft Diameter	10 mm

The 1FK7042-5AF71-1AH3 model by Siemens is categorized as a SIMOTICS S synchronous servo motor designed for high-performance applications. It operates at a rated speed of 3000 RPM with a torque capacity of 3.0 Nm and provides a power output of 0.82 kW.

Also written as

662643207699

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.