Siemens 1FK7042-5AK71-1GB3 — Synchronous Servo Motor

Part number1FK7042-5AK71-1GB3
BrandSiemens
CategoryServo Motor
DescriptionSynchronous Servo Motor
ManufacturerSiemens
Product Line1FK7
Part Number1FK7042-5AK71-1GB3
UPC662643006346
Weight13.06 lbs (5.93 kg)
ProductSynchronous Servo Motor
BuildCompact
Torque3 Nm
K-Factor100K
Speed6000 rpm
Power Rating (kW)1.02 kW
Power Rating (HP)1.4 hp
CoolingNaturally Cooled
Shaft EndIM B5
Connector Max. Rotation270°
EncoderBasic Absolute
Encoder Resolution32 ppr
ShaftWith key and brake
ToleranceN
IP RatingIP64

The Siemens 1FK7042-5AK71-1GB3 is a highly compact synchronous servo motor. With a notable torque of 3 Nm, it is capable of reaching speeds up to 6000 rpm, delivering a power rating of 1.02 kW (1.4 hp).

Also written as

662643006346

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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