Siemens 1FK6042-6AF71-1TB0 — The Siemens 1FK6042-6AF71-1TB0 is a 6-pole synchronous servomotor designed for industrial applications

Part number	1FK6042-6AF71-1TB0
Brand	Siemens
Description	The Siemens 1FK6042-6AF71-1TB0 is a 6-pole synchronous servomotor designed for industrial applications
Manufacturer	Siemens
Product Line	1FK6
Part Number	1FK6042-6AF71-1TB0
UPC	662643004687
Weight	13.31 lbs (6.04 kg)
Motor Type	6-Pole Synchronous Servomotor
Holding Brake	Yes, with holding brake
Rated Torque	3.2 Nm
Resolver Type	2-Pole Resolver (P=1)
Power/Signal Connectors	Rotatable by 270°
Rated Speed	3000 RPM
Shaft Features	Shaft with fitted key
Cooling Type	Natural Air Cooling
Mounting Type	IM B5 (V1, V3)

The Siemens 1FK6042-6AF71-1TB0 is a 6-pole synchronous servomotor designed for industrial applications. It provides a rated torque of 3.2 Nm and operates at a maximum speed of 3000 RPM. The unit also features a built-in holding brake for stability during operation, and it incorporates a 2-pole resolver for precise feedback.

Also written as

662643004687

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.