Siemens 1FK7042-5AK71-1SG0 — Synchronous Servomotor

Part number1FK7042-5AK71-1SG0
BrandSiemens
DescriptionSynchronous Servomotor
ManufacturerSiemens
Product TypeSynchronous Servomotor
Product Line1FK7
Part Number1FK7042-5AK71-1SG0
UPC662643365597
Weight10.50 lbs (4.76 kg)
Rated Speed6000 RPM
Current3.1 A
Torque Nominal3.0 Nm
Mounting TypeIM B5
Rated Power1.02 kW
Phase3 Phase
Encoder TypeIncremental or Absolute
Shaft Height48 mm
Cooling MethodNatural Air Cooling
Holding BrakeWithout Holding Brake
Protection RatingIP64

The Siemens 1FK7042-5AK71-1SG0 is a synchronous servomotor recognized for its lasting performance capabilities. Operating at a robust rated speed of 6000 RPM, it generates a nominal torque of 3.0 Nm and a power output of 1.02 kW. Designed for 3-phase applications, this model draws a current of 3.1 A while weighing in at 4.74 kg.

Also written as

662643365597

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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