Siemens 1FK7042-5AK71-1GG0 — Synchronous Servo Motor

Part number	1FK7042-5AK71-1GG0
Brand	Siemens
Category	Servo Motor
Description	Synchronous Servo Motor
Manufacturer	Siemens
Product Type	Synchronous Servo Motor
Product Line	1FK7
Part Number	1FK7042-5AK71-1GG0
UPC	662643006353
Weight	10.00 lbs (4.54 kg)
Torque	3.0 Nm
Rated Speed	6,000 rpm
Power Output	1.02 kW
Cooling Method	Natural Air Cooling
Mounting Configuration	IM B5 (also compatible with IM V1 and IM V3)
Connector Orientation	Power and signal connectors rotatable by 270°
Encoder Type	Basic Absolute Encoder with 32 pulses per revolution (A-32)
Performance Adjustment	10% reduction due to absolute encoder
Shaft Design	Plain shaft with standard tolerance (N)
Holding Brake	Not included
Protection Rating	IP64

The Siemens 1FK7042-5AK71-1GG0 is a synchronous servo motor notable for its high performance. It boasts a torque of 3.0 Nm and operates at a rated speed of 6,000 rpm, with an output power of 1.02 kW, leveraging natural air for cooling.

Also written as

662643006353

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.