Siemens 1FK7042-5AF71-1EH3 — Synchronous Servo Motor

Part number1FK7042-5AF71-1EH3
BrandSiemens
CategoryServo Motor
DescriptionSynchronous Servo Motor
ManufacturerSiemens
Product TypeSynchronous servo motor
Product Line1FK7
Part Number1FK7042-5AF71-1EH3
UPC662643140934
Weight12.00 lbs (5.44 kg)
Rated Speed3,000 revolutions per minute (RPM)
Motor TypePermanent magnet synchronous motor
Number of Poles8 poles
Torque Rating2.6 Newton-meter
Current Rating1.9 Amperes
Motor Efficiency89%
Maximum Speed9,000 revolutions per minute (RPM)
Rated Active Power0.8 kilowatts
Braking UnitBuilt-in permanent-magnet brake
Cooling MethodNatural cooling
Shaft End TypePlain shaft
Protection RatingIP64
Shaft Height48 millimeters
Supply Voltage for the Braking Unit24 Volts DC

The Siemens 1FK7042-5AF71-1EH3 is a synchronous servo motor from the 1FK7 series, designed to deliver reliable performance. It operates efficiently with a rated speed of 3,000 RPM and can reach a maximum speed of 9,000 RPM while providing a torque of 2.6 Newton-meters.

Also written as

662643140934

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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