Siemens 1FK7042-5AF71-1KH5 — Synchronous Servomotor

Part number	1FK7042-5AF71-1KH5
Brand	Siemens
Description	Synchronous Servomotor
Manufacturer	Siemens
Product Type	Synchronous Servomotor
Product Line	1FK7
Part Number	1FK7042-5AF71-1KH5
UPC	662643365399
Weight	12.00 lbs (5.44 kg)
Power/Signal Connectors	Rotatable by 270°
Encoder Type	Resolver 2-pole (Resolver P=1)
Shaft Type	Plain Shaft, Tolerance N
Brake	Without Holding Brake
Rated Current	2.8 A
Number of Phases	3
Number of Poles	6
Rated Speed	3000-6200 rpm
Rated Torque	2.6-3.2 Nm
Rated Voltage	228 V
Cooling Method	Natural Air Cooling
Degree of Protection	IP64
Mounting Type	IM B5 (V1, V3)

The 1FK7042-5AF71-1KH5 from Siemens belongs to the 1FK7 series and is classified as a synchronous servomotor. This model operates effectively with a rated voltage of 228 V and is designed to handle a rated current of 2.8 A, offering a robust performance across various applications.

Also written as

662643365399

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.